2026-08-07 10:35:17 0 [Note] Starting MariaDB 10.4.32-MariaDB source revision c4143f909528e3fab0677a28631d10389354c491 as process 3840 2026-08-07 10:35:17 0 [Note] InnoDB: Mutexes and rw_locks use Windows interlocked functions 2026-08-07 10:35:17 0 [Note] InnoDB: Uses event mutexes 2026-08-07 10:35:17 0 [Note] InnoDB: Compressed tables use zlib 1.3 2026-08-07 10:35:17 0 [Note] InnoDB: Number of pools: 1 2026-08-07 10:35:17 0 [Note] InnoDB: Using SSE2 crc32 instructions 2026-08-07 10:35:17 0 [Note] InnoDB: Initializing buffer pool, total size = 16M, instances = 1, chunk size = 16M 2026-08-07 10:35:17 0 [Note] InnoDB: Completed initialization of buffer pool 2026-08-07 10:35:17 0 [Note] InnoDB: Starting crash recovery from checkpoint LSN=300288 2026-08-07 10:35:18 0 [Note] InnoDB: 128 out of 128 rollback segments are active. 2026-08-07 10:35:18 0 [Note] InnoDB: Removed temporary tablespace data file: "ibtmp1" 2026-08-07 10:35:18 0 [Note] InnoDB: Creating shared tablespace for temporary tables 2026-08-07 10:35:18 0 [Note] InnoDB: Setting file 'C:\xampp\mysql\data\ibtmp1' size to 12 MB. Physically writing the file full; Please wait ... 2026-08-07 10:35:18 0 [Note] InnoDB: File 'C:\xampp\mysql\data\ibtmp1' size is now 12 MB. 2026-08-07 10:35:18 0 [Note] InnoDB: Waiting for purge to start 2026-08-07 10:35:18 0 [Note] InnoDB: 10.4.32 started; log sequence number 300297; transaction id 170 2026-08-07 10:35:18 0 [Note] InnoDB: Loading buffer pool(s) from C:\xampp\mysql\data\ib_buffer_pool 2026-08-07 10:35:18 0 [Note] Plugin 'FEEDBACK' is disabled. 2026-08-07 10:35:18 0 [Note] InnoDB: Buffer pool(s) load completed at 260807 10:35:18 2026-08-07 10:35:18 0 [Note] Server socket created on IP: '::'. 2026-08-13 9:29:28 0 [Note] Starting MariaDB 10.4.32-MariaDB source revision c4143f909528e3fab0677a28631d10389354c491 as process 13568 2026-08-13 9:29:28 0 [Note] mysqld.exe: Aria engine: starting recovery recovered pages: 0% 10% 25% 36% 46% 60% 75% 86% 97% 100% (0.1 seconds); tables to flush: 2 1 0 (0.0 seconds); 2026-08-13 9:29:29 0 [Note] mysqld.exe: Aria engine: recovery done 2026-08-13 9:29:29 0 [Note] InnoDB: Mutexes and rw_locks use Windows interlocked functions 2026-08-13 9:29:29 0 [Note] InnoDB: Uses event mutexes 2026-08-13 9:29:29 0 [Note] InnoDB: Compressed tables use zlib 1.3 2026-08-13 9:29:29 0 [Note] InnoDB: Number of pools: 1 2026-08-13 9:29:29 0 [Note] InnoDB: Using SSE2 crc32 instructions 2026-08-13 9:29:29 0 [Note] InnoDB: Initializing buffer pool, total size = 16M, instances = 1, chunk size = 16M 2026-08-13 9:29:29 0 [Note] InnoDB: Completed initialization of buffer pool 2026-08-13 9:29:29 0 [Note] InnoDB: Starting crash recovery from checkpoint LSN=4665703 2026-08-13 9:29:29 0 [Note] InnoDB: 128 out of 128 rollback segments are active. 2026-08-13 9:29:29 0 [Note] InnoDB: Removed temporary tablespace data file: "ibtmp1" 2026-08-13 9:29:29 0 [Note] InnoDB: Creating shared tablespace for temporary tables 2026-08-13 9:29:29 0 [Note] InnoDB: Setting file 'C:\xampp\mysql\data\ibtmp1' size to 12 MB. Physically writing the file full; Please wait ... 2026-08-13 9:29:29 0 [Note] InnoDB: File 'C:\xampp\mysql\data\ibtmp1' size is now 12 MB. 2026-08-13 9:29:29 0 [Note] InnoDB: Waiting for purge to start 2026-08-13 9:29:29 0 [Note] InnoDB: 10.4.32 started; log sequence number 4665712; transaction id 1267 2026-08-13 9:29:29 0 [Note] InnoDB: Loading buffer pool(s) from C:\xampp\mysql\data\ib_buffer_pool 2026-08-13 9:29:29 0 [Note] Plugin 'FEEDBACK' is disabled. 2026-08-13 9:29:30 0 [Note] InnoDB: Buffer pool(s) load completed at 260813 9:29:30 2026-08-13 9:29:30 0 [Note] Server socket created on IP: '::'. 2026-08-13 9:34:55 0 [Note] Starting MariaDB 10.4.32-MariaDB source revision c4143f909528e3fab0677a28631d10389354c491 as process 9544 2026-08-13 9:34:55 0 [Note] InnoDB: Mutexes and rw_locks use Windows interlocked functions 2026-08-13 9:34:55 0 [Note] InnoDB: Uses event mutexes 2026-08-13 9:34:55 0 [Note] InnoDB: Compressed tables use zlib 1.3 2026-08-13 9:34:55 0 [Note] InnoDB: Number of pools: 1 2026-08-13 9:34:55 0 [Note] InnoDB: Using SSE2 crc32 instructions 2026-08-13 9:34:55 0 [Note] InnoDB: Initializing buffer pool, total size = 16M, instances = 1, chunk size = 16M 2026-08-13 9:34:55 0 [Note] InnoDB: Completed initialization of buffer pool 2026-08-13 9:34:55 0 [Note] InnoDB: Starting crash recovery from checkpoint LSN=4665703 2026-08-13 9:34:56 0 [Note] InnoDB: 128 out of 128 rollback segments are active. 2026-08-13 9:34:56 0 [Note] InnoDB: Removed temporary tablespace data file: "ibtmp1" 2026-08-13 9:34:56 0 [Note] InnoDB: Creating shared tablespace for temporary tables 2026-08-13 9:34:56 0 [Note] InnoDB: Setting file 'C:\xampp\mysql\data\ibtmp1' size to 12 MB. Physically writing the file full; Please wait ... 2026-08-13 9:34:56 0 [Note] InnoDB: File 'C:\xampp\mysql\data\ibtmp1' size is now 12 MB. 2026-08-13 9:34:56 0 [Note] InnoDB: Waiting for purge to start 2026-08-13 9:34:56 0 [Note] InnoDB: 10.4.32 started; log sequence number 4665712; transaction id 1267 2026-08-13 9:34:56 0 [Note] InnoDB: Loading buffer pool(s) from C:\xampp\mysql\data\ib_buffer_pool 2026-08-13 9:34:56 0 [Note] Plugin 'FEEDBACK' is disabled. 2026-08-13 9:34:56 0 [Note] Server socket created on IP: '::'. 2026-08-13 10:28:32 0 [Note] Starting MariaDB 10.4.32-MariaDB source revision c4143f909528e3fab0677a28631d10389354c491 as process 6324 2026-08-13 10:28:32 0 [Note] mysqld.exe: Aria engine: starting recovery recovered pages: 0% 10% 20% 30% 40% 50% 60% 70% 80% 90% 100% (0.1 seconds); tables to flush: 2 1 0 (0.0 seconds); 2026-08-13 10:28:32 0 [Note] mysqld.exe: Aria engine: recovery done 2026-08-13 10:28:32 0 [Note] InnoDB: Mutexes and rw_locks use Windows interlocked functions 2026-08-13 10:28:32 0 [Note] InnoDB: Uses event mutexes 2026-08-13 10:28:32 0 [Note] InnoDB: Compressed tables use zlib 1.3 2026-08-13 10:28:32 0 [Note] InnoDB: Number of pools: 1 2026-08-13 10:28:32 0 [Note] InnoDB: Using SSE2 crc32 instructions 2026-08-13 10:28:32 0 [Note] InnoDB: Initializing buffer pool, total size = 16M, instances = 1, chunk size = 16M 2026-08-13 10:28:32 0 [Note] InnoDB: Completed initialization of buffer pool 2026-08-13 10:28:32 0 [Note] InnoDB: Starting crash recovery from checkpoint LSN=4665721 2026-08-13 10:28:33 0 [Note] InnoDB: 128 out of 128 rollback segments are active. 2026-08-13 10:28:33 0 [Note] InnoDB: Removed temporary tablespace data file: "ibtmp1" 2026-08-13 10:28:33 0 [Note] InnoDB: Creating shared tablespace for temporary tables 2026-08-13 10:28:33 0 [Note] InnoDB: Setting file 'C:\xampp\mysql\data\ibtmp1' size to 12 MB. Physically writing the file full; Please wait ... 2026-08-13 10:28:33 0 [Note] InnoDB: File 'C:\xampp\mysql\data\ibtmp1' size is now 12 MB. 2026-08-13 10:28:33 0 [Note] InnoDB: Waiting for purge to start 2026-08-13 10:28:33 0 [Note] InnoDB: 10.4.32 started; log sequence number 4665730; transaction id 1267 2026-08-13 10:28:33 0 [Note] InnoDB: Loading buffer pool(s) from C:\xampp\mysql\data\ib_buffer_pool 2026-08-13 10:28:33 0 [Note] Plugin 'FEEDBACK' is disabled. 2026-08-13 10:28:33 0 [Note] InnoDB: Buffer pool(s) load completed at 260813 10:28:33 2026-08-13 10:28:33 0 [Note] Server socket created on IP: '::'. 2026-08-15 10:35:55 0 [Note] Starting MariaDB 10.4.32-MariaDB source revision c4143f909528e3fab0677a28631d10389354c491 as process 19368 2026-08-15 10:35:55 0 [Note] InnoDB: Mutexes and rw_locks use Windows interlocked functions 2026-08-15 10:35:55 0 [Note] InnoDB: Uses event mutexes 2026-08-15 10:35:55 0 [Note] InnoDB: Compressed tables use zlib 1.3 2026-08-15 10:35:55 0 [Note] InnoDB: Number of pools: 1 2026-08-15 10:35:55 0 [Note] InnoDB: Using SSE2 crc32 instructions 2026-08-15 10:35:55 0 [Note] InnoDB: Initializing buffer pool, total size = 16M, instances = 1, chunk size = 16M 2026-08-15 10:35:55 0 [Note] InnoDB: Completed initialization of buffer pool 2026-08-15 10:35:55 0 [Note] InnoDB: Starting crash recovery from checkpoint LSN=4671575 2026-08-15 10:35:56 0 [Note] InnoDB: 128 out of 128 rollback segments are active. 2026-08-15 10:35:56 0 [Note] InnoDB: Removed temporary tablespace data file: "ibtmp1" 2026-08-15 10:35:56 0 [Note] InnoDB: Creating shared tablespace for temporary tables 2026-08-15 10:35:56 0 [Note] InnoDB: Setting file 'C:\xampp\mysql\data\ibtmp1' size to 12 MB. Physically writing the file full; Please wait ... 2026-08-15 10:35:56 0 [Note] InnoDB: File 'C:\xampp\mysql\data\ibtmp1' size is now 12 MB. 2026-08-15 10:35:56 0 [Note] InnoDB: Waiting for purge to start 2026-08-15 10:35:56 0 [Note] InnoDB: 10.4.32 started; log sequence number 4671584; transaction id 1290 2026-08-15 10:35:56 0 [Note] InnoDB: Loading buffer pool(s) from C:\xampp\mysql\data\ib_buffer_pool 2026-08-15 10:35:56 0 [Note] Plugin 'FEEDBACK' is disabled. 2026-08-15 10:35:56 0 [Note] InnoDB: Buffer pool(s) load completed at 260815 10:35:56 2026-08-15 10:35:56 0 [Note] Server socket created on IP: '::'. 2026-09-17 13:50:44 0 [Note] Starting MariaDB 10.4.32-MariaDB source revision c4143f909528e3fab0677a28631d10389354c491 as process 21464 2026-09-17 13:50:44 0 [Note] InnoDB: Mutexes and rw_locks use Windows interlocked functions 2026-09-17 13:50:44 0 [Note] InnoDB: Uses event mutexes 2026-09-17 13:50:44 0 [Note] InnoDB: Compressed tables use zlib 1.3 2026-09-17 13:50:44 0 [Note] InnoDB: Number of pools: 1 2026-09-17 13:50:44 0 [Note] InnoDB: Using SSE2 crc32 instructions 2026-09-17 13:50:44 0 [Note] InnoDB: Initializing buffer pool, total size = 16M, instances = 1, chunk size = 16M 2026-09-17 13:50:44 0 [Note] InnoDB: Completed initialization of buffer pool 2026-09-17 13:50:44 0 [Note] InnoDB: Starting crash recovery from checkpoint LSN=4672887 2026-09-17 13:50:45 0 [Note] InnoDB: 128 out of 128 rollback segments are active. 2026-09-17 13:50:45 0 [Note] InnoDB: Removed temporary tablespace data file: "ibtmp1" 2026-09-17 13:50:45 0 [Note] InnoDB: Creating shared tablespace for temporary tables 2026-09-17 13:50:45 0 [Note] InnoDB: Setting file 'C:\xampp\mysql\data\ibtmp1' size to 12 MB. Physically writing the file full; Please wait ... 2026-09-17 13:50:45 0 [Note] InnoDB: File 'C:\xampp\mysql\data\ibtmp1' size is now 12 MB. 2026-09-17 13:50:45 0 [Note] InnoDB: Waiting for purge to start 2026-09-17 13:50:45 0 [Note] InnoDB: 10.4.32 started; log sequence number 4672896; transaction id 1330 2026-09-17 13:50:45 0 [Note] InnoDB: Loading buffer pool(s) from C:\xampp\mysql\data\ib_buffer_pool 2026-09-17 13:50:45 0 [Note] Plugin 'FEEDBACK' is disabled. 2026-09-17 13:50:45 0 [Note] InnoDB: Buffer pool(s) load completed at 260917 13:50:45 2026-09-17 13:50:45 0 [Note] Server socket created on IP: '::'. 2026-09-17 21:17:08 0 [Note] Starting MariaDB 10.4.32-MariaDB source revision c4143f909528e3fab0677a28631d10389354c491 as process 1720 2026-09-17 21:17:08 0 [Note] mysqld.exe: Aria engine: starting recovery recovered pages: 0% 11% 21% 32% 44% 55% 66% 76% 87% 98% 100% (0.2 seconds); tables to flush: 3 2 1 0 (0.0 seconds); 2026-09-17 21:17:08 0 [Note] mysqld.exe: Aria engine: recovery done 2026-09-17 21:17:08 0 [Note] InnoDB: Mutexes and rw_locks use Windows interlocked functions 2026-09-17 21:17:08 0 [Note] InnoDB: Uses event mutexes 2026-09-17 21:17:08 0 [Note] InnoDB: Compressed tables use zlib 1.3 2026-09-17 21:17:08 0 [Note] InnoDB: Number of pools: 1 2026-09-17 21:17:08 0 [Note] InnoDB: Using SSE2 crc32 instructions 2026-09-17 21:17:08 0 [Note] InnoDB: Initializing buffer pool, total size = 16M, instances = 1, chunk size = 16M 2026-09-17 21:17:08 0 [Note] InnoDB: Completed initialization of buffer pool 2026-09-17 21:17:08 0 [Note] InnoDB: Starting crash recovery from checkpoint LSN=5176356 2026-09-17 21:17:09 0 [Note] InnoDB: 128 out of 128 rollback segments are active. 2026-09-17 21:17:09 0 [Note] InnoDB: Removed temporary tablespace data file: "ibtmp1" 2026-09-17 21:17:09 0 [Note] InnoDB: Creating shared tablespace for temporary tables 2026-09-17 21:17:09 0 [Note] InnoDB: Setting file 'C:\xampp\mysql\data\ibtmp1' size to 12 MB. Physically writing the file full; Please wait ... 2026-09-17 21:17:09 0 [Note] InnoDB: File 'C:\xampp\mysql\data\ibtmp1' size is now 12 MB. 2026-09-17 21:17:09 0 [Note] InnoDB: Waiting for purge to start 2026-09-17 21:17:09 0 [Note] InnoDB: 10.4.32 started; log sequence number 5176365; transaction id 1477 2026-09-17 21:17:09 0 [Note] InnoDB: Loading buffer pool(s) from C:\xampp\mysql\data\ib_buffer_pool 2026-09-17 21:17:09 0 [Note] Plugin 'FEEDBACK' is disabled. 2026-09-17 21:17:09 0 [Note] InnoDB: Buffer pool(s) load completed at 260917 21:17:09 2026-09-17 21:17:09 0 [Note] Server socket created on IP: '::'. 2026-09-17 21:28:43 0 [Note] Starting MariaDB 10.4.32-MariaDB source revision c4143f909528e3fab0677a28631d10389354c491 as process 15484 2026-09-17 21:28:43 0 [Note] InnoDB: Mutexes and rw_locks use Windows interlocked functions 2026-09-17 21:28:43 0 [Note] InnoDB: Uses event mutexes 2026-09-17 21:28:43 0 [Note] InnoDB: Compressed tables use zlib 1.3 2026-09-17 21:28:43 0 [Note] InnoDB: Number of pools: 1 2026-09-17 21:28:43 0 [Note] InnoDB: Using SSE2 crc32 instructions 2026-09-17 21:28:43 0 [Note] InnoDB: Initializing buffer pool, total size = 16M, instances = 1, chunk size = 16M 2026-09-17 21:28:43 0 [Note] InnoDB: Completed initialization of buffer pool 2026-09-17 21:28:43 0 [Note] InnoDB: Starting crash recovery from checkpoint LSN=5176356 2026-09-17 21:28:44 0 [Note] InnoDB: 128 out of 128 rollback segments are active. 2026-09-17 21:28:44 0 [Note] InnoDB: Removed temporary tablespace data file: "ibtmp1" 2026-09-17 21:28:44 0 [Note] InnoDB: Creating shared tablespace for temporary tables 2026-09-17 21:28:44 0 [Note] InnoDB: Setting file 'C:\xampp\mysql\data\ibtmp1' size to 12 MB. Physically writing the file full; Please wait ... 2026-09-17 21:28:44 0 [Note] InnoDB: File 'C:\xampp\mysql\data\ibtmp1' size is now 12 MB. 2026-09-17 21:28:44 0 [Note] InnoDB: Waiting for purge to start 2026-09-17 21:28:44 0 [Note] InnoDB: 10.4.32 started; log sequence number 5176374; transaction id 1477 2026-09-17 21:28:44 0 [Note] InnoDB: Loading buffer pool(s) from C:\xampp\mysql\data\ib_buffer_pool 2026-09-17 21:28:44 0 [Note] Plugin 'FEEDBACK' is disabled. 2026-09-17 21:28:44 0 [Note] InnoDB: Buffer pool(s) load completed at 260917 21:28:44 2026-09-17 21:28:44 0 [Note] Server socket created on IP: '::'. 2026-09-18 15:25:08 0 [Note] Starting MariaDB 10.4.32-MariaDB source revision c4143f909528e3fab0677a28631d10389354c491 as process 6928 2026-09-18 15:25:09 0 [Note] InnoDB: Mutexes and rw_locks use Windows interlocked functions 2026-09-18 15:25:09 0 [Note] InnoDB: Uses event mutexes 2026-09-18 15:25:09 0 [Note] InnoDB: Compressed tables use zlib 1.3 2026-09-18 15:25:09 0 [Note] InnoDB: Number of pools: 1 2026-09-18 15:25:09 0 [Note] InnoDB: Using SSE2 crc32 instructions 2026-09-18 15:25:09 0 [Note] InnoDB: Initializing buffer pool, total size = 16M, instances = 1, chunk size = 16M 2026-09-18 15:25:09 0 [Note] InnoDB: Completed initialization of buffer pool 2026-09-18 15:25:09 0 [Note] InnoDB: Starting crash recovery from checkpoint LSN=5252963 2026-09-18 15:25:10 0 [Note] InnoDB: 128 out of 128 rollback segments are active. 2026-09-18 15:25:10 0 [Note] InnoDB: Removed temporary tablespace data file: "ibtmp1" 2026-09-18 15:25:10 0 [Note] InnoDB: Creating shared tablespace for temporary tables 2026-09-18 15:25:10 0 [Note] InnoDB: Setting file 'C:\xampp\mysql\data\ibtmp1' size to 12 MB. Physically writing the file full; Please wait ... 2026-09-18 15:25:10 0 [Note] InnoDB: File 'C:\xampp\mysql\data\ibtmp1' size is now 12 MB. 2026-09-18 15:25:10 0 [Note] InnoDB: Waiting for purge to start 2026-09-18 15:25:10 0 [Note] InnoDB: 10.4.32 started; log sequence number 5252972; transaction id 1546 2026-09-18 15:25:10 0 [Note] InnoDB: Loading buffer pool(s) from C:\xampp\mysql\data\ib_buffer_pool 2026-09-18 15:25:10 0 [Note] Plugin 'FEEDBACK' is disabled. 2026-09-18 15:25:10 0 [Note] InnoDB: Buffer pool(s) load completed at 260918 15:25:10 2026-09-18 15:25:10 0 [Note] Server socket created on IP: '::'. 2026-09-18 15:26:51 0 [Note] Starting MariaDB 10.4.32-MariaDB source revision c4143f909528e3fab0677a28631d10389354c491 as process 2560 2026-09-18 15:26:51 0 [Note] InnoDB: Mutexes and rw_locks use Windows interlocked functions 2026-09-18 15:26:51 0 [Note] InnoDB: Uses event mutexes 2026-09-18 15:26:51 0 [Note] InnoDB: Compressed tables use zlib 1.3 2026-09-18 15:26:51 0 [Note] InnoDB: Number of pools: 1 2026-09-18 15:26:51 0 [Note] InnoDB: Using SSE2 crc32 instructions 2026-09-18 15:26:51 0 [Note] InnoDB: Initializing buffer pool, total size = 16M, instances = 1, chunk size = 16M 2026-09-18 15:26:51 0 [Note] InnoDB: Completed initialization of buffer pool 2026-09-18 15:26:51 0 [Note] InnoDB: Starting crash recovery from checkpoint LSN=5252981 2026-09-18 15:26:53 0 [Note] InnoDB: 128 out of 128 rollback segments are active. 2026-09-18 15:26:53 0 [Note] InnoDB: Removed temporary tablespace data file: "ibtmp1" 2026-09-18 15:26:53 0 [Note] InnoDB: Creating shared tablespace for temporary tables 2026-09-18 15:26:53 0 [Note] InnoDB: Setting file 'C:\xampp\mysql\data\ibtmp1' size to 12 MB. Physically writing the file full; Please wait ... 2026-09-18 15:26:53 0 [Note] InnoDB: File 'C:\xampp\mysql\data\ibtmp1' size is now 12 MB. 2026-09-18 15:26:53 0 [Note] InnoDB: Waiting for purge to start 2026-09-18 15:26:53 0 [Note] InnoDB: 10.4.32 started; log sequence number 5252990; transaction id 1546 2026-09-18 15:26:53 0 [Note] InnoDB: Loading buffer pool(s) from C:\xampp\mysql\data\ib_buffer_pool 2026-09-18 15:26:53 0 [Note] Plugin 'FEEDBACK' is disabled. 2026-09-18 15:26:53 0 [Note] Server socket created on IP: '::'. 2026-09-18 15:26:53 0 [Note] InnoDB: Buffer pool(s) load completed at 260918 15:26:53 2026-09-18 15:26:53 0 [Note] Reading of all Master_info entries succeeded 2026-09-18 15:26:53 0 [Note] Added new Master_info '' to hash table 2026-09-18 15:26:53 0 [Note] c:\xampp\mysql\bin\mysqld.exe: ready for connections. Version: '10.4.32-MariaDB' socket: '' port: 3306 mariadb.org binary distribution 2026-09-18 15:30:55 0 [Warning] InnoDB: A long semaphore wait: --Thread 19488 has waited at log0log.cc line 1392 for 241.00 seconds the semaphore: S-lock on RW-latch at 00007FF67B6441D0 created in file log0log.cc line 579 a writer (thread id 0) has reserved it in mode exclusive number of readers 0, waiters flag 1, lock_word: 0 Last time write locked in file log0log.cc line 1342 2026-09-18 15:30:55 0 [Note] InnoDB: A semaphore wait: --Thread 19488 has waited at log0log.cc line 1392 for 241.00 seconds the semaphore: S-lock on RW-latch at 00007FF67B6441D0 created in file log0log.cc line 579 a writer (thread id 0) has reserved it in mode exclusive number of readers 0, waiters flag 1, lock_word: 0 Last time write locked in file log0log.cc line 1342 InnoDB: ###### Starts InnoDB Monitor for 30 secs to print diagnostic info: InnoDB: Pending reads 0, writes 0 ===================================== 2026-09-18 15:31:13 0x5688 INNODB MONITOR OUTPUT ===================================== Per second averages calculated from the last 65 seconds ----------------- BACKGROUND THREAD ----------------- srv_master_thread loops: 0 srv_active, 0 srv_shutdown, 1 srv_idle srv_master_thread log flush and writes: 1 ---------- SEMAPHORES ---------- OS WAIT ARRAY INFO: reservation count 22 --Thread 19488 has waited at log0log.cc line 1392 for 259.00 seconds the semaphore: S-lock on RW-latch at 00007FF67B6441D0 created in file log0log.cc line 579 a writer (thread id 0) has reserved it in mode exclusive number of readers 0, waiters flag 1, lock_word: 0 Last time write locked in file log0log.cc line 1342 OS WAIT ARRAY INFO: signal count 12 RW-shared spins 8, rounds 202, OS waits 5 RW-excl spins 67, rounds 165, OS waits 0 RW-sx spins 0, rounds 0, OS waits 0 Spin rounds per wait: 25.25 RW-shared, 2.46 RW-excl, 0.00 RW-sx ------------------------ LATEST FOREIGN KEY ERROR ------------------------ ¦ØºvÙ\ÿßÿ%testÿ%test\_%ÿ localhostphpmyadminpmaÿ  localhosttourist_grouping_dbtravelin_appÿ  127.0.0.1tourist_grouping_dbtravelin_appÆCƒCR1/# #‰}¤}------------ TRANSACTIONS ------------ Trx id counter 1547 Purge done for trx's n:o < 1545 undo n:o < 0 state: running but idle History list length 20 LIST OF TRANSACTIONS FOR EACH SESSION: -------- FILE I/O -------- I/O thread 0 state: native aio handle (insert buffer thread) I/O thread 1 state: native aio handle (log thread) I/O thread 2 state: native aio handle (read thread) I/O thread 3 state: native aio handle (read thread) I/O thread 4 state: native aio handle (read thread) I/O thread 5 state: native aio handle (read thread) I/O thread 6 state: native aio handle (write thread) I/O thread 7 state: native aio handle (write thread) I/O thread 8 state: native aio handle (write thread) I/O thread 9 state: native aio handle (write thread) Pending normal aio reads: [0, 0, 0, 0] , aio writes: [0, 0, 0, 0] , ibuf aio reads:, log i/o's:, sync i/o's: Pending flushes (fsync) log: 0; buffer pool: 0 369 OS file reads, 135 OS file writes, 3 OS fsyncs 0.00 reads/s, 0 avg bytes/read, 0.00 writes/s, 0.00 fsyncs/s ------------------------------------- INSERT BUFFER AND ADAPTIVE HASH INDEX ------------------------------------- Ibuf: size 1, free list len 0, seg size 2, 0 merges merged operations: insert 0, delete mark 0, delete 0 discarded operations: insert 0, delete mark 0, delete 0 Hash table size 4441, node heap has 0 buffer(s) Hash table size 4441, node heap has 0 buffer(s) Hash table size 4441, node heap has 0 buffer(s) Hash table size 4441, node heap has 0 buffer(s) Hash table size 4441, node heap has 0 buffer(s) Hash table size 4441, node heap has 0 buffer(s) Hash table size 4441, node heap has 2 buffer(s) Hash table size 4441, node heap has 0 buffer(s) 0.00 hash searches/s, 0.00 non-hash searches/s --- LOG --- Log sequence number 5253008 Log flushed up to 5253008 Pages flushed up to 5253008 Last checkpoint at 5252981 0 pending log flushes, 1 pending chkp writes 11 log i/o's done, 0.00 log i/o's/second ---------------------- BUFFER POOL AND MEMORY ---------------------- Total large memory allocated 33554432 Dictionary memory allocated 60096 Buffer pool size 1003 Free buffers 530 Database pages 471 Old database pages 0 Modified db pages 0 Percent of dirty pages(LRU & free pages): 0.000 Max dirty pages percent: 75.000 Pending reads 0 Pending writes: LRU 0, flush list 0, single page 0 Pages made young 0, not young 0 0.00 youngs/s, 0.00 non-youngs/s Pages read 340, created 131, written 131 0.00 reads/s, 0.00 creates/s, 0.00 writes/s No buffer pool page gets since the last printout Pages read ahead 0.00/s, evicted without access 0.00/s, Random read ahead 0.00/s LRU len: 471, unzip_LRU len: 0 I/O sum[0]:cur[0], unzip sum[0]:cur[0] -------------- ROW OPERATIONS -------------- 0 queries inside InnoDB, 0 queries in queue 0 read views open inside InnoDB Process ID=2560, Main thread ID=19488, state: making checkpoint Number of rows inserted 0, updated 0, deleted 0, read 0 0.00 inserts/s, 0.00 updates/s, 0.00 deletes/s, 0.00 reads/s Number of system rows inserted 0, updated 0, deleted 0, read 0 0.00 inserts/s, 0.00 updates/s, 0.00 deletes/s, 0.00 reads/s ---------------------------- END OF INNODB MONITOR OUTPUT ============================ InnoDB: ###### Diagnostic info printed to the standard error stream 2026-09-18 15:31:26 0 [Warning] InnoDB: A long semaphore wait: --Thread 19488 has waited at log0log.cc line 1392 for 272.00 seconds the semaphore: S-lock on RW-latch at 00007FF67B6441D0 created in file log0log.cc line 579 a writer (thread id 0) has reserved it in mode exclusive number of readers 0, waiters flag 1, lock_word: 0 Last time write locked in file log0log.cc line 1342 2026-09-18 15:31:26 0 [Note] InnoDB: A semaphore wait: --Thread 19488 has waited at log0log.cc line 1392 for 272.00 seconds the semaphore: S-lock on RW-latch at 00007FF67B6441D0 created in file log0log.cc line 579 a writer (thread id 0) has reserved it in mode exclusive number of readers 0, waiters flag 1, lock_word: 0 Last time write locked in file log0log.cc line 1342 InnoDB: ###### Starts InnoDB Monitor for 30 secs to print diagnostic info: InnoDB: Pending reads 0, writes 0 ===================================== 2026-09-18 15:31:33 0x5688 INNODB MONITOR OUTPUT ===================================== Per second averages calculated from the last 20 seconds ----------------- BACKGROUND THREAD ----------------- srv_master_thread loops: 0 srv_active, 0 srv_shutdown, 1 srv_idle srv_master_thread log flush and writes: 1 ---------- SEMAPHORES ---------- OS WAIT ARRAY INFO: reservation count 22 --Thread 19488 has waited at log0log.cc line 1392 for 279.00 seconds the semaphore: S-lock on RW-latch at 00007FF67B6441D0 created in file log0log.cc line 579 a writer (thread id 0) has reserved it in mode exclusive number of readers 0, waiters flag 1, lock_word: 0 Last time write locked in file log0log.cc line 1342 OS WAIT ARRAY INFO: signal count 12 RW-shared spins 8, rounds 202, OS waits 5 RW-excl spins 67, rounds 165, OS waits 0 RW-sx spins 0, rounds 0, OS waits 0 Spin rounds per wait: 25.25 RW-shared, 2.46 RW-excl, 0.00 RW-sx ------------------------ LATEST FOREIGN KEY ERROR ------------------------ ¦ØºvÙ\ÿßÿ%testÿ%test\_%ÿ localhostphpmyadminpmaÿ  localhosttourist_grouping_dbtravelin_appÿ  127.0.0.1tourist_grouping_dbtravelin_appÆCƒCR1/# #‰}¤}------------ TRANSACTIONS ------------ Trx id counter 1547 Purge done for trx's n:o < 1545 undo n:o < 0 state: running but idle History list length 20 LIST OF TRANSACTIONS FOR EACH SESSION: -------- FILE I/O -------- I/O thread 0 state: native aio handle (insert buffer thread) I/O thread 1 state: native aio handle (log thread) I/O thread 2 state: native aio handle (read thread) I/O thread 3 state: native aio handle (read thread) I/O thread 4 state: native aio handle (read thread) I/O thread 5 state: native aio handle (read thread) I/O thread 6 state: native aio handle (write thread) I/O thread 7 state: native aio handle (write thread) I/O thread 8 state: native aio handle (write thread) I/O thread 9 state: native aio handle (write thread) Pending normal aio reads: [0, 0, 0, 0] , aio writes: [0, 0, 0, 0] , ibuf aio reads:, log i/o's:, sync i/o's: Pending flushes (fsync) log: 0; buffer pool: 0 369 OS file reads, 135 OS file writes, 3 OS fsyncs 0.00 reads/s, 0 avg bytes/read, 0.00 writes/s, 0.00 fsyncs/s ------------------------------------- INSERT BUFFER AND ADAPTIVE HASH INDEX ------------------------------------- Ibuf: size 1, free list len 0, seg size 2, 0 merges merged operations: insert 0, delete mark 0, delete 0 discarded operations: insert 0, delete mark 0, delete 0 Hash table size 4441, node heap has 0 buffer(s) Hash table size 4441, node heap has 0 buffer(s) Hash table size 4441, node heap has 0 buffer(s) Hash table size 4441, node heap has 0 buffer(s) Hash table size 4441, node heap has 0 buffer(s) Hash table size 4441, node heap has 0 buffer(s) Hash table size 4441, node heap has 2 buffer(s) Hash table size 4441, node heap has 0 buffer(s) 0.00 hash searches/s, 0.00 non-hash searches/s --- LOG --- Log sequence number 5253008 Log flushed up to 5253008 Pages flushed up to 5253008 Last checkpoint at 5252981 0 pending log flushes, 1 pending chkp writes 11 log i/o's done, 0.00 log i/o's/second ---------------------- BUFFER POOL AND MEMORY ---------------------- Total large memory allocated 33554432 Dictionary memory allocated 60096 Buffer pool size 1003 Free buffers 530 Database pages 471 Old database pages 0 Modified db pages 0 Percent of dirty pages(LRU & free pages): 0.000 Max dirty pages percent: 75.000 Pending reads 0 Pending writes: LRU 0, flush list 0, single page 0 Pages made young 0, not young 0 0.00 youngs/s, 0.00 non-youngs/s Pages read 340, created 131, written 131 0.00 reads/s, 0.00 creates/s, 0.00 writes/s No buffer pool page gets since the last printout Pages read ahead 0.00/s, evicted without access 0.00/s, Random read ahead 0.00/s LRU len: 471, unzip_LRU len: 0 I/O sum[0]:cur[0], unzip sum[0]:cur[0] -------------- ROW OPERATIONS -------------- 0 queries inside InnoDB, 0 queries in queue 0 read views open inside InnoDB Process ID=2560, Main thread ID=19488, state: making checkpoint Number of rows inserted 0, updated 0, deleted 0, read 0 0.00 inserts/s, 0.00 updates/s, 0.00 deletes/s, 0.00 reads/s Number of system rows inserted 0, updated 0, deleted 0, read 0 0.00 inserts/s, 0.00 updates/s, 0.00 deletes/s, 0.00 reads/s ---------------------------- END OF INNODB MONITOR OUTPUT ============================ ===================================== 2026-09-18 15:31:53 0x5688 INNODB MONITOR OUTPUT ===================================== Per second averages calculated from the last 20 seconds ----------------- BACKGROUND THREAD ----------------- srv_master_thread loops: 0 srv_active, 0 srv_shutdown, 1 srv_idle srv_master_thread log flush and writes: 1 ---------- SEMAPHORES ---------- OS WAIT ARRAY INFO: reservation count 22 --Thread 19488 has waited at log0log.cc line 1392 for 299.00 seconds the semaphore: S-lock on RW-latch at 00007FF67B6441D0 created in file log0log.cc line 579 a writer (thread id 0) has reserved it in mode exclusive number of readers 0, waiters flag 1, lock_word: 0 Last time write locked in file log0log.cc line 1342 OS WAIT ARRAY INFO: signal count 12 RW-shared spins 8, rounds 202, OS waits 5 RW-excl spins 67, rounds 165, OS waits 0 RW-sx spins 0, rounds 0, OS waits 0 Spin rounds per wait: 25.25 RW-shared, 2.46 RW-excl, 0.00 RW-sx ------------------------ LATEST FOREIGN KEY ERROR ------------------------ ¦ØºvÙ\ÿßÿ%testÿ%test\_%ÿ localhostphpmyadminpmaÿ  localhosttourist_grouping_dbtravelin_appÿ  127.0.0.1tourist_grouping_dbtravelin_appÆCƒCR1/# #‰}¤}------------ TRANSACTIONS ------------ Trx id counter 1547 Purge done for trx's n:o < 1545 undo n:o < 0 state: running but idle History list length 20 LIST OF TRANSACTIONS FOR EACH SESSION: -------- FILE I/O -------- I/O thread 0 state: native aio handle (insert buffer thread) I/O thread 1 state: native aio handle (log thread) I/O thread 2 state: native aio handle (read thread) I/O thread 3 state: native aio handle (read thread) I/O thread 4 state: native aio handle (read thread) I/O thread 5 state: native aio handle (read thread) I/O thread 6 state: native aio handle (write thread) I/O thread 7 state: native aio handle (write thread) I/O thread 8 state: native aio handle (write thread) I/O thread 9 state: native aio handle (write thread) Pending normal aio reads: [0, 0, 0, 0] , aio writes: [0, 0, 0, 0] , ibuf aio reads:, log i/o's:, sync i/o's: Pending flushes (fsync) log: 0; buffer pool: 0 369 OS file reads, 135 OS file writes, 3 OS fsyncs 0.00 reads/s, 0 avg bytes/read, 0.00 writes/s, 0.00 fsyncs/s ------------------------------------- INSERT BUFFER AND ADAPTIVE HASH INDEX ------------------------------------- Ibuf: size 1, free list len 0, seg size 2, 0 merges merged operations: insert 0, delete mark 0, delete 0 discarded operations: insert 0, delete mark 0, delete 0 Hash table size 4441, node heap has 0 buffer(s) Hash table size 4441, node heap has 0 buffer(s) Hash table size 4441, node heap has 0 buffer(s) Hash table size 4441, node heap has 0 buffer(s) Hash table size 4441, node heap has 0 buffer(s) Hash table size 4441, node heap has 0 buffer(s) Hash table size 4441, node heap has 2 buffer(s) Hash table size 4441, node heap has 0 buffer(s) 0.00 hash searches/s, 0.00 non-hash searches/s --- LOG --- Log sequence number 5253008 Log flushed up to 5253008 Pages flushed up to 5253008 Last checkpoint at 5252981 0 pending log flushes, 1 pending chkp writes 11 log i/o's done, 0.00 log i/o's/second ---------------------- BUFFER POOL AND MEMORY ---------------------- Total large memory allocated 33554432 Dictionary memory allocated 60096 Buffer pool size 1003 Free buffers 530 Database pages 471 Old database pages 0 Modified db pages 0 Percent of dirty pages(LRU & free pages): 0.000 Max dirty pages percent: 75.000 Pending reads 0 Pending writes: LRU 0, flush list 0, single page 0 Pages made young 0, not young 0 0.00 youngs/s, 0.00 non-youngs/s Pages read 340, created 131, written 131 0.00 reads/s, 0.00 creates/s, 0.00 writes/s No buffer pool page gets since the last printout Pages read ahead 0.00/s, evicted without access 0.00/s, Random read ahead 0.00/s LRU len: 471, unzip_LRU len: 0 I/O sum[0]:cur[0], unzip sum[0]:cur[0] -------------- ROW OPERATIONS -------------- 0 queries inside InnoDB, 0 queries in queue 0 read views open inside InnoDB Process ID=2560, Main thread ID=19488, state: making checkpoint Number of rows inserted 0, updated 0, deleted 0, read 0 0.00 inserts/s, 0.00 updates/s, 0.00 deletes/s, 0.00 reads/s Number of system rows inserted 0, updated 0, deleted 0, read 0 0.00 inserts/s, 0.00 updates/s, 0.00 deletes/s, 0.00 reads/s ---------------------------- END OF INNODB MONITOR OUTPUT ============================ InnoDB: ###### Diagnostic info printed to the standard error stream 2026-09-18 15:31:57 0 [Warning] InnoDB: A long semaphore wait: --Thread 19488 has waited at log0log.cc line 1392 for 303.00 seconds the semaphore: S-lock on RW-latch at 00007FF67B6441D0 created in file log0log.cc line 579 a writer (thread id 0) has reserved it in mode exclusive number of readers 0, waiters flag 1, lock_word: 0 Last time write locked in file log0log.cc line 1342 2026-09-18 15:31:57 0 [Note] InnoDB: A semaphore wait: --Thread 19488 has waited at log0log.cc line 1392 for 303.00 seconds the semaphore: S-lock on RW-latch at 00007FF67B6441D0 created in file log0log.cc line 579 a writer (thread id 0) has reserved it in mode exclusive number of readers 0, waiters flag 1, lock_word: 0 Last time write locked in file log0log.cc line 1342 InnoDB: ###### Starts InnoDB Monitor for 30 secs to print diagnostic info: InnoDB: Pending reads 0, writes 0 ===================================== 2026-09-18 15:32:13 0x5688 INNODB MONITOR OUTPUT ===================================== Per second averages calculated from the last 20 seconds ----------------- BACKGROUND THREAD ----------------- srv_master_thread loops: 0 srv_active, 0 srv_shutdown, 1 srv_idle srv_master_thread log flush and writes: 1 ---------- SEMAPHORES ---------- OS WAIT ARRAY INFO: reservation count 22 --Thread 19488 has waited at log0log.cc line 1392 for 319.00 seconds the semaphore: S-lock on RW-latch at 00007FF67B6441D0 created in file log0log.cc line 579 a writer (thread id 0) has reserved it in mode exclusive number of readers 0, waiters flag 1, lock_word: 0 Last time write locked in file log0log.cc line 1342 OS WAIT ARRAY INFO: signal count 12 RW-shared spins 8, rounds 202, OS waits 5 RW-excl spins 67, rounds 165, OS waits 0 RW-sx spins 0, rounds 0, OS waits 0 Spin rounds per wait: 25.25 RW-shared, 2.46 RW-excl, 0.00 RW-sx ------------------------ LATEST FOREIGN KEY ERROR ------------------------ ¦ØºvÙ\ÿßÿ%testÿ%test\_%ÿ localhostphpmyadminpmaÿ  localhosttourist_grouping_dbtravelin_appÿ  127.0.0.1tourist_grouping_dbtravelin_appÆCƒCR1/# #‰}¤}------------ TRANSACTIONS ------------ Trx id counter 1547 Purge done for trx's n:o < 1545 undo n:o < 0 state: running but idle History list length 20 LIST OF TRANSACTIONS FOR EACH SESSION: -------- FILE I/O -------- I/O thread 0 state: native aio handle (insert buffer thread) I/O thread 1 state: native aio handle (log thread) I/O thread 2 state: native aio handle (read thread) I/O thread 3 state: native aio handle (read thread) I/O thread 4 state: native aio handle (read thread) I/O thread 5 state: native aio handle (read thread) I/O thread 6 state: native aio handle (write thread) I/O thread 7 state: native aio handle (write thread) I/O thread 8 state: native aio handle (write thread) I/O thread 9 state: native aio handle (write thread) Pending normal aio reads: [0, 0, 0, 0] , aio writes: [0, 0, 0, 0] , ibuf aio reads:, log i/o's:, sync i/o's: Pending flushes (fsync) log: 0; buffer pool: 0 369 OS file reads, 135 OS file writes, 3 OS fsyncs 0.00 reads/s, 0 avg bytes/read, 0.00 writes/s, 0.00 fsyncs/s ------------------------------------- INSERT BUFFER AND ADAPTIVE HASH INDEX ------------------------------------- Ibuf: size 1, free list len 0, seg size 2, 0 merges merged operations: insert 0, delete mark 0, delete 0 discarded operations: insert 0, delete mark 0, delete 0 Hash table size 4441, node heap has 0 buffer(s) Hash table size 4441, node heap has 0 buffer(s) Hash table size 4441, node heap has 0 buffer(s) Hash table size 4441, node heap has 0 buffer(s) Hash table size 4441, node heap has 0 buffer(s) Hash table size 4441, node heap has 0 buffer(s) Hash table size 4441, node heap has 2 buffer(s) Hash table size 4441, node heap has 0 buffer(s) 0.00 hash searches/s, 0.00 non-hash searches/s --- LOG --- Log sequence number 5253008 Log flushed up to 5253008 Pages flushed up to 5253008 Last checkpoint at 5252981 0 pending log flushes, 1 pending chkp writes 11 log i/o's done, 0.00 log i/o's/second ---------------------- BUFFER POOL AND MEMORY ---------------------- Total large memory allocated 33554432 Dictionary memory allocated 60096 Buffer pool size 1003 Free buffers 530 Database pages 471 Old database pages 0 Modified db pages 0 Percent of dirty pages(LRU & free pages): 0.000 Max dirty pages percent: 75.000 Pending reads 0 Pending writes: LRU 0, flush list 0, single page 0 Pages made young 0, not young 0 0.00 youngs/s, 0.00 non-youngs/s Pages read 340, created 131, written 131 0.00 reads/s, 0.00 creates/s, 0.00 writes/s No buffer pool page gets since the last printout Pages read ahead 0.00/s, evicted without access 0.00/s, Random read ahead 0.00/s LRU len: 471, unzip_LRU len: 0 I/O sum[0]:cur[0], unzip sum[0]:cur[0] -------------- ROW OPERATIONS -------------- 0 queries inside InnoDB, 0 queries in queue 0 read views open inside InnoDB Process ID=2560, Main thread ID=19488, state: making checkpoint Number of rows inserted 0, updated 0, deleted 0, read 0 0.00 inserts/s, 0.00 updates/s, 0.00 deletes/s, 0.00 reads/s Number of system rows inserted 0, updated 0, deleted 0, read 0 0.00 inserts/s, 0.00 updates/s, 0.00 deletes/s, 0.00 reads/s ---------------------------- END OF INNODB MONITOR OUTPUT ============================ InnoDB: ###### Diagnostic info printed to the standard error stream 2026-09-18 15:32:28 0 [Warning] InnoDB: A long semaphore wait: --Thread 19488 has waited at log0log.cc line 1392 for 334.00 seconds the semaphore: S-lock on RW-latch at 00007FF67B6441D0 created in file log0log.cc line 579 a writer (thread id 0) has reserved it in mode exclusive number of readers 0, waiters flag 1, lock_word: 0 Last time write locked in file log0log.cc line 1342 2026-09-18 15:32:28 0 [Note] InnoDB: A semaphore wait: --Thread 19488 has waited at log0log.cc line 1392 for 334.00 seconds the semaphore: S-lock on RW-latch at 00007FF67B6441D0 created in file log0log.cc line 579 a writer (thread id 0) has reserved it in mode exclusive number of readers 0, waiters flag 1, lock_word: 0 Last time write locked in file log0log.cc line 1342 InnoDB: ###### Starts InnoDB Monitor for 30 secs to print diagnostic info: InnoDB: Pending reads 0, writes 0 ===================================== 2026-09-18 15:32:33 0x5688 INNODB MONITOR OUTPUT ===================================== Per second averages calculated from the last 20 seconds ----------------- BACKGROUND THREAD ----------------- srv_master_thread loops: 0 srv_active, 0 srv_shutdown, 1 srv_idle srv_master_thread log flush and writes: 1 ---------- SEMAPHORES ---------- OS WAIT ARRAY INFO: reservation count 22 --Thread 19488 has waited at log0log.cc line 1392 for 339.00 seconds the semaphore: S-lock on RW-latch at 00007FF67B6441D0 created in file log0log.cc line 579 a writer (thread id 0) has reserved it in mode exclusive number of readers 0, waiters flag 1, lock_word: 0 Last time write locked in file log0log.cc line 1342 OS WAIT ARRAY INFO: signal count 12 RW-shared spins 8, rounds 202, OS waits 5 RW-excl spins 67, rounds 165, OS waits 0 RW-sx spins 0, rounds 0, OS waits 0 Spin rounds per wait: 25.25 RW-shared, 2.46 RW-excl, 0.00 RW-sx ------------------------ LATEST FOREIGN KEY ERROR ------------------------ ¦ØºvÙ\ÿßÿ%testÿ%test\_%ÿ localhostphpmyadminpmaÿ  localhosttourist_grouping_dbtravelin_appÿ  127.0.0.1tourist_grouping_dbtravelin_appÆCƒCR1/# #‰}¤}------------ TRANSACTIONS ------------ Trx id counter 1547 Purge done for trx's n:o < 1545 undo n:o < 0 state: running but idle History list length 20 LIST OF TRANSACTIONS FOR EACH SESSION: -------- FILE I/O -------- I/O thread 0 state: native aio handle (insert buffer thread) I/O thread 1 state: native aio handle (log thread) I/O thread 2 state: native aio handle (read thread) I/O thread 3 state: native aio handle (read thread) I/O thread 4 state: native aio handle (read thread) I/O thread 5 state: native aio handle (read thread) I/O thread 6 state: native aio handle (write thread) I/O thread 7 state: native aio handle (write thread) I/O thread 8 state: native aio handle (write thread) I/O thread 9 state: native aio handle (write thread) Pending normal aio reads: [0, 0, 0, 0] , aio writes: [0, 0, 0, 0] , ibuf aio reads:, log i/o's:, sync i/o's: Pending flushes (fsync) log: 0; buffer pool: 0 369 OS file reads, 135 OS file writes, 3 OS fsyncs 0.00 reads/s, 0 avg bytes/read, 0.00 writes/s, 0.00 fsyncs/s ------------------------------------- INSERT BUFFER AND ADAPTIVE HASH INDEX ------------------------------------- Ibuf: size 1, free list len 0, seg size 2, 0 merges merged operations: insert 0, delete mark 0, delete 0 discarded operations: insert 0, delete mark 0, delete 0 Hash table size 4441, node heap has 0 buffer(s) Hash table size 4441, node heap has 0 buffer(s) Hash table size 4441, node heap has 0 buffer(s) Hash table size 4441, node heap has 0 buffer(s) Hash table size 4441, node heap has 0 buffer(s) Hash table size 4441, node heap has 0 buffer(s) Hash table size 4441, node heap has 2 buffer(s) Hash table size 4441, node heap has 0 buffer(s) 0.00 hash searches/s, 0.00 non-hash searches/s --- LOG --- Log sequence number 5253008 Log flushed up to 5253008 Pages flushed up to 5253008 Last checkpoint at 5252981 0 pending log flushes, 1 pending chkp writes 11 log i/o's done, 0.00 log i/o's/second ---------------------- BUFFER POOL AND MEMORY ---------------------- Total large memory allocated 33554432 Dictionary memory allocated 60096 Buffer pool size 1003 Free buffers 530 Database pages 471 Old database pages 0 Modified db pages 0 Percent of dirty pages(LRU & free pages): 0.000 Max dirty pages percent: 75.000 Pending reads 0 Pending writes: LRU 0, flush list 0, single page 0 Pages made young 0, not young 0 0.00 youngs/s, 0.00 non-youngs/s Pages read 340, created 131, written 131 0.00 reads/s, 0.00 creates/s, 0.00 writes/s No buffer pool page gets since the last printout Pages read ahead 0.00/s, evicted without access 0.00/s, Random read ahead 0.00/s LRU len: 471, unzip_LRU len: 0 I/O sum[0]:cur[0], unzip sum[0]:cur[0] -------------- ROW OPERATIONS -------------- 0 queries inside InnoDB, 0 queries in queue 0 read views open inside InnoDB Process ID=2560, Main thread ID=19488, state: making checkpoint Number of rows inserted 0, updated 0, deleted 0, read 0 0.00 inserts/s, 0.00 updates/s, 0.00 deletes/s, 0.00 reads/s Number of system rows inserted 0, updated 0, deleted 0, read 0 0.00 inserts/s, 0.00 updates/s, 0.00 deletes/s, 0.00 reads/s ---------------------------- END OF INNODB MONITOR OUTPUT ============================ ===================================== 2026-09-18 15:32:53 0x5688 INNODB MONITOR OUTPUT ===================================== Per second averages calculated from the last 20 seconds ----------------- BACKGROUND THREAD ----------------- srv_master_thread loops: 0 srv_active, 0 srv_shutdown, 1 srv_idle srv_master_thread log flush and writes: 1 ---------- SEMAPHORES ---------- OS WAIT ARRAY INFO: reservation count 22 --Thread 19488 has waited at log0log.cc line 1392 for 359.00 seconds the semaphore: S-lock on RW-latch at 00007FF67B6441D0 created in file log0log.cc line 579 a writer (thread id 0) has reserved it in mode exclusive number of readers 0, waiters flag 1, lock_word: 0 Last time write locked in file log0log.cc line 1342 OS WAIT ARRAY INFO: signal count 12 RW-shared spins 8, rounds 202, OS waits 5 RW-excl spins 67, rounds 165, OS waits 0 RW-sx spins 0, rounds 0, OS waits 0 Spin rounds per wait: 25.25 RW-shared, 2.46 RW-excl, 0.00 RW-sx ------------------------ LATEST FOREIGN KEY ERROR ------------------------ ¦ØºvÙ\ÿßÿ%testÿ%test\_%ÿ localhostphpmyadminpmaÿ  localhosttourist_grouping_dbtravelin_appÿ  127.0.0.1tourist_grouping_dbtravelin_appÆCƒCR1/# #‰}¤}------------ TRANSACTIONS ------------ Trx id counter 1547 Purge done for trx's n:o < 1545 undo n:o < 0 state: running but idle History list length 20 LIST OF TRANSACTIONS FOR EACH SESSION: -------- FILE I/O -------- I/O thread 0 state: native aio handle (insert buffer thread) I/O thread 1 state: native aio handle (log thread) I/O thread 2 state: native aio handle (read thread) I/O thread 3 state: native aio handle (read thread) I/O thread 4 state: native aio handle (read thread) I/O thread 5 state: native aio handle (read thread) I/O thread 6 state: native aio handle (write thread) I/O thread 7 state: native aio handle (write thread) I/O thread 8 state: native aio handle (write thread) I/O thread 9 state: native aio handle (write thread) Pending normal aio reads: [0, 0, 0, 0] , aio writes: [0, 0, 0, 0] , ibuf aio reads:, log i/o's:, sync i/o's: Pending flushes (fsync) log: 0; buffer pool: 0 369 OS file reads, 135 OS file writes, 3 OS fsyncs 0.00 reads/s, 0 avg bytes/read, 0.00 writes/s, 0.00 fsyncs/s ------------------------------------- INSERT BUFFER AND ADAPTIVE HASH INDEX ------------------------------------- Ibuf: size 1, free list len 0, seg size 2, 0 merges merged operations: insert 0, delete mark 0, delete 0 discarded operations: insert 0, delete mark 0, delete 0 Hash table size 4441, node heap has 0 buffer(s) Hash table size 4441, node heap has 0 buffer(s) Hash table size 4441, node heap has 0 buffer(s) Hash table size 4441, node heap has 0 buffer(s) Hash table size 4441, node heap has 0 buffer(s) Hash table size 4441, node heap has 0 buffer(s) Hash table size 4441, node heap has 2 buffer(s) Hash table size 4441, node heap has 0 buffer(s) 0.00 hash searches/s, 0.00 non-hash searches/s --- LOG --- Log sequence number 5253008 Log flushed up to 5253008 Pages flushed up to 5253008 Last checkpoint at 5252981 0 pending log flushes, 1 pending chkp writes 11 log i/o's done, 0.00 log i/o's/second ---------------------- BUFFER POOL AND MEMORY ---------------------- Total large memory allocated 33554432 Dictionary memory allocated 60096 Buffer pool size 1003 Free buffers 530 Database pages 471 Old database pages 0 Modified db pages 0 Percent of dirty pages(LRU & free pages): 0.000 Max dirty pages percent: 75.000 Pending reads 0 Pending writes: LRU 0, flush list 0, single page 0 Pages made young 0, not young 0 0.00 youngs/s, 0.00 non-youngs/s Pages read 340, created 131, written 131 0.00 reads/s, 0.00 creates/s, 0.00 writes/s No buffer pool page gets since the last printout Pages read ahead 0.00/s, evicted without access 0.00/s, Random read ahead 0.00/s LRU len: 471, unzip_LRU len: 0 I/O sum[0]:cur[0], unzip sum[0]:cur[0] -------------- ROW OPERATIONS -------------- 0 queries inside InnoDB, 0 queries in queue 0 read views open inside InnoDB Process ID=2560, Main thread ID=19488, state: making checkpoint Number of rows inserted 0, updated 0, deleted 0, read 0 0.00 inserts/s, 0.00 updates/s, 0.00 deletes/s, 0.00 reads/s Number of system rows inserted 0, updated 0, deleted 0, read 0 0.00 inserts/s, 0.00 updates/s, 0.00 deletes/s, 0.00 reads/s ---------------------------- END OF INNODB MONITOR OUTPUT ============================ InnoDB: ###### Diagnostic info printed to the standard error stream 2026-09-18 15:39:00 0 [Warning] InnoDB: A long semaphore wait: --Thread 19488 has waited at log0log.cc line 1392 for 726.00 seconds the semaphore: S-lock on RW-latch at 00007FF67B6441D0 created in file log0log.cc line 579 a writer (thread id 0) has reserved it in mode exclusive number of readers 0, waiters flag 1, lock_word: 0 Last time write locked in file log0log.cc line 1342 2026-09-18 15:39:00 0 [Note] InnoDB: A semaphore wait: --Thread 19488 has waited at log0log.cc line 1392 for 726.00 seconds the semaphore: S-lock on RW-latch at 00007FF67B6441D0 created in file log0log.cc line 579 a writer (thread id 0) has reserved it in mode exclusive number of readers 0, waiters flag 1, lock_word: 0 Last time write locked in file log0log.cc line 1342 InnoDB: ###### Starts InnoDB Monitor for 30 secs to print diagnostic info: InnoDB: Pending reads 0, writes 0 ===================================== 2026-09-18 15:39:20 0x5688 INNODB MONITOR OUTPUT ===================================== Per second averages calculated from the last 20 seconds ----------------- BACKGROUND THREAD ----------------- srv_master_thread loops: 0 srv_active, 0 srv_shutdown, 1 srv_idle srv_master_thread log flush and writes: 1 ---------- SEMAPHORES ---------- OS WAIT ARRAY INFO: reservation count 22 --Thread 19488 has waited at log0log.cc line 1392 for 746.00 seconds the semaphore: S-lock on RW-latch at 00007FF67B6441D0 created in file log0log.cc line 579 a writer (thread id 0) has reserved it in mode exclusive number of readers 0, waiters flag 1, lock_word: 0 Last time write locked in file log0log.cc line 1342 OS WAIT ARRAY INFO: signal count 12 RW-shared spins 8, rounds 202, OS waits 5 RW-excl spins 67, rounds 165, OS waits 0 RW-sx spins 0, rounds 0, OS waits 0 Spin rounds per wait: 25.25 RW-shared, 2.46 RW-excl, 0.00 RW-sx ------------------------ LATEST FOREIGN KEY ERROR ------------------------ ¦ØºvÙ\ÿßÿ%testÿ%test\_%ÿ localhostphpmyadminpmaÿ  localhosttourist_grouping_dbtravelin_appÿ  127.0.0.1tourist_grouping_dbtravelin_appÆCƒCR1/# #‰}¤}------------ TRANSACTIONS ------------ Trx id counter 1547 Purge done for trx's n:o < 1545 undo n:o < 0 state: running but idle History list length 20 LIST OF TRANSACTIONS FOR EACH SESSION: -------- FILE I/O -------- I/O thread 0 state: native aio handle (insert buffer thread) I/O thread 1 state: native aio handle (log thread) I/O thread 2 state: native aio handle (read thread) I/O thread 3 state: native aio handle (read thread) I/O thread 4 state: native aio handle (read thread) I/O thread 5 state: native aio handle (read thread) I/O thread 6 state: native aio handle (write thread) I/O thread 7 state: native aio handle (write thread) I/O thread 8 state: native aio handle (write thread) I/O thread 9 state: native aio handle (write thread) Pending normal aio reads: [0, 0, 0, 0] , aio writes: [0, 0, 0, 0] , ibuf aio reads:, log i/o's:, sync i/o's: Pending flushes (fsync) log: 0; buffer pool: 0 369 OS file reads, 135 OS file writes, 3 OS fsyncs 0.00 reads/s, 0 avg bytes/read, 0.00 writes/s, 0.00 fsyncs/s ------------------------------------- INSERT BUFFER AND ADAPTIVE HASH INDEX ------------------------------------- Ibuf: size 1, free list len 0, seg size 2, 0 merges merged operations: insert 0, delete mark 0, delete 0 discarded operations: insert 0, delete mark 0, delete 0 Hash table size 4441, node heap has 0 buffer(s) Hash table size 4441, node heap has 0 buffer(s) Hash table size 4441, node heap has 0 buffer(s) Hash table size 4441, node heap has 0 buffer(s) Hash table size 4441, node heap has 0 buffer(s) Hash table size 4441, node heap has 0 buffer(s) Hash table size 4441, node heap has 2 buffer(s) Hash table size 4441, node heap has 0 buffer(s) 0.00 hash searches/s, 0.00 non-hash searches/s --- LOG --- Log sequence number 5253008 Log flushed up to 5253008 Pages flushed up to 5253008 Last checkpoint at 5252981 0 pending log flushes, 1 pending chkp writes 11 log i/o's done, 0.00 log i/o's/second ---------------------- BUFFER POOL AND MEMORY ---------------------- Total large memory allocated 33554432 Dictionary memory allocated 60096 Buffer pool size 1003 Free buffers 530 Database pages 471 Old database pages 0 Modified db pages 0 Percent of dirty pages(LRU & free pages): 0.000 Max dirty pages percent: 75.000 Pending reads 0 Pending writes: LRU 0, flush list 0, single page 0 Pages made young 0, not young 0 0.00 youngs/s, 0.00 non-youngs/s Pages read 340, created 131, written 131 0.00 reads/s, 0.00 creates/s, 0.00 writes/s No buffer pool page gets since the last printout Pages read ahead 0.00/s, evicted without access 0.00/s, Random read ahead 0.00/s LRU len: 471, unzip_LRU len: 0 I/O sum[0]:cur[0], unzip sum[0]:cur[0] -------------- ROW OPERATIONS -------------- 0 queries inside InnoDB, 0 queries in queue 0 read views open inside InnoDB Process ID=2560, Main thread ID=19488, state: making checkpoint Number of rows inserted 0, updated 0, deleted 0, read 0 0.00 inserts/s, 0.00 updates/s, 0.00 deletes/s, 0.00 reads/s Number of system rows inserted 0, updated 0, deleted 0, read 0 0.00 inserts/s, 0.00 updates/s, 0.00 deletes/s, 0.00 reads/s ---------------------------- END OF INNODB MONITOR OUTPUT ============================ InnoDB: ###### Diagnostic info printed to the standard error stream 2026-09-18 15:39:31 0 [Warning] InnoDB: A long semaphore wait: --Thread 19488 has waited at log0log.cc line 1392 for 757.00 seconds the semaphore: S-lock on RW-latch at 00007FF67B6441D0 created in file log0log.cc line 579 a writer (thread id 0) has reserved it in mode exclusive number of readers 0, waiters flag 1, lock_word: 0 Last time write locked in file log0log.cc line 1342 2026-09-18 15:39:31 0 [Note] InnoDB: A semaphore wait: --Thread 19488 has waited at log0log.cc line 1392 for 757.00 seconds the semaphore: S-lock on RW-latch at 00007FF67B6441D0 created in file log0log.cc line 579 a writer (thread id 0) has reserved it in mode exclusive number of readers 0, waiters flag 1, lock_word: 0 Last time write locked in file log0log.cc line 1342 InnoDB: ###### Starts InnoDB Monitor for 30 secs to print diagnostic info: InnoDB: Pending reads 0, writes 0 ===================================== 2026-09-18 15:39:40 0x5688 INNODB MONITOR OUTPUT ===================================== Per second averages calculated from the last 20 seconds ----------------- BACKGROUND THREAD ----------------- srv_master_thread loops: 0 srv_active, 0 srv_shutdown, 1 srv_idle srv_master_thread log flush and writes: 1 ---------- SEMAPHORES ---------- OS WAIT ARRAY INFO: reservation count 22 --Thread 19488 has waited at log0log.cc line 1392 for 766.00 seconds the semaphore: S-lock on RW-latch at 00007FF67B6441D0 created in file log0log.cc line 579 a writer (thread id 0) has reserved it in mode exclusive number of readers 0, waiters flag 1, lock_word: 0 Last time write locked in file log0log.cc line 1342 OS WAIT ARRAY INFO: signal count 12 RW-shared spins 8, rounds 202, OS waits 5 RW-excl spins 67, rounds 165, OS waits 0 RW-sx spins 0, rounds 0, OS waits 0 Spin rounds per wait: 25.25 RW-shared, 2.46 RW-excl, 0.00 RW-sx ------------------------ LATEST FOREIGN KEY ERROR ------------------------ ¦ØºvÙ\ÿßÿ%testÿ%test\_%ÿ localhostphpmyadminpmaÿ  localhosttourist_grouping_dbtravelin_appÿ  127.0.0.1tourist_grouping_dbtravelin_appÆCƒCR1/# #‰}¤}------------ TRANSACTIONS ------------ Trx id counter 1547 Purge done for trx's n:o < 1545 undo n:o < 0 state: running but idle History list length 20 LIST OF TRANSACTIONS FOR EACH SESSION: -------- FILE I/O -------- I/O thread 0 state: native aio handle (insert buffer thread) I/O thread 1 state: native aio handle (log thread) I/O thread 2 state: native aio handle (read thread) I/O thread 3 state: native aio handle (read thread) I/O thread 4 state: native aio handle (read thread) I/O thread 5 state: native aio handle (read thread) I/O thread 6 state: native aio handle (write thread) I/O thread 7 state: native aio handle (write thread) I/O thread 8 state: native aio handle (write thread) I/O thread 9 state: native aio handle (write thread) Pending normal aio reads: [0, 0, 0, 0] , aio writes: [0, 0, 0, 0] , ibuf aio reads:, log i/o's:, sync i/o's: Pending flushes (fsync) log: 0; buffer pool: 0 369 OS file reads, 135 OS file writes, 3 OS fsyncs 0.00 reads/s, 0 avg bytes/read, 0.00 writes/s, 0.00 fsyncs/s ------------------------------------- INSERT BUFFER AND ADAPTIVE HASH INDEX ------------------------------------- Ibuf: size 1, free list len 0, seg size 2, 0 merges merged operations: insert 0, delete mark 0, delete 0 discarded operations: insert 0, delete mark 0, delete 0 Hash table size 4441, node heap has 0 buffer(s) Hash table size 4441, node heap has 0 buffer(s) Hash table size 4441, node heap has 0 buffer(s) Hash table size 4441, node heap has 0 buffer(s) Hash table size 4441, node heap has 0 buffer(s) Hash table size 4441, node heap has 0 buffer(s) Hash table size 4441, node heap has 2 buffer(s) Hash table size 4441, node heap has 0 buffer(s) 0.00 hash searches/s, 0.00 non-hash searches/s --- LOG --- Log sequence number 5253008 Log flushed up to 5253008 Pages flushed up to 5253008 Last checkpoint at 5252981 0 pending log flushes, 1 pending chkp writes 11 log i/o's done, 0.00 log i/o's/second ---------------------- BUFFER POOL AND MEMORY ---------------------- Total large memory allocated 33554432 Dictionary memory allocated 60096 Buffer pool size 1003 Free buffers 530 Database pages 471 Old database pages 0 Modified db pages 0 Percent of dirty pages(LRU & free pages): 0.000 Max dirty pages percent: 75.000 Pending reads 0 Pending writes: LRU 0, flush list 0, single page 0 Pages made young 0, not young 0 0.00 youngs/s, 0.00 non-youngs/s Pages read 340, created 131, written 131 0.00 reads/s, 0.00 creates/s, 0.00 writes/s No buffer pool page gets since the last printout Pages read ahead 0.00/s, evicted without access 0.00/s, Random read ahead 0.00/s LRU len: 471, unzip_LRU len: 0 I/O sum[0]:cur[0], unzip sum[0]:cur[0] -------------- ROW OPERATIONS -------------- 0 queries inside InnoDB, 0 queries in queue 0 read views open inside InnoDB Process ID=2560, Main thread ID=19488, state: making checkpoint Number of rows inserted 0, updated 0, deleted 0, read 0 0.00 inserts/s, 0.00 updates/s, 0.00 deletes/s, 0.00 reads/s Number of system rows inserted 0, updated 0, deleted 0, read 0 0.00 inserts/s, 0.00 updates/s, 0.00 deletes/s, 0.00 reads/s ---------------------------- END OF INNODB MONITOR OUTPUT ============================ ===================================== 2026-09-18 15:40:00 0x5688 INNODB MONITOR OUTPUT ===================================== Per second averages calculated from the last 20 seconds ----------------- BACKGROUND THREAD ----------------- srv_master_thread loops: 0 srv_active, 0 srv_shutdown, 1 srv_idle srv_master_thread log flush and writes: 1 ---------- SEMAPHORES ---------- OS WAIT ARRAY INFO: reservation count 22 --Thread 19488 has waited at log0log.cc line 1392 for 786.00 seconds the semaphore: S-lock on RW-latch at 00007FF67B6441D0 created in file log0log.cc line 579 a writer (thread id 0) has reserved it in mode exclusive number of readers 0, waiters flag 1, lock_word: 0 Last time write locked in file log0log.cc line 1342 OS WAIT ARRAY INFO: signal count 12 RW-shared spins 8, rounds 202, OS waits 5 RW-excl spins 67, rounds 165, OS waits 0 RW-sx spins 0, rounds 0, OS waits 0 Spin rounds per wait: 25.25 RW-shared, 2.46 RW-excl, 0.00 RW-sx ------------------------ LATEST FOREIGN KEY ERROR ------------------------ ¦ØºvÙ\ÿßÿ%testÿ%test\_%ÿ localhostphpmyadminpmaÿ  localhosttourist_grouping_dbtravelin_appÿ  127.0.0.1tourist_grouping_dbtravelin_appÆCƒCR1/# #‰}¤}------------ TRANSACTIONS ------------ Trx id counter 1547 Purge done for trx's n:o < 1545 undo n:o < 0 state: running but idle History list length 20 LIST OF TRANSACTIONS FOR EACH SESSION: -------- FILE I/O -------- I/O thread 0 state: native aio handle (insert buffer thread) I/O thread 1 state: native aio handle (log thread) I/O thread 2 state: native aio handle (read thread) I/O thread 3 state: native aio handle (read thread) I/O thread 4 state: native aio handle (read thread) I/O thread 5 state: native aio handle (read thread) I/O thread 6 state: native aio handle (write thread) I/O thread 7 state: native aio handle (write thread) I/O thread 8 state: native aio handle (write thread) I/O thread 9 state: native aio handle (write thread) Pending normal aio reads: [0, 0, 0, 0] , aio writes: [0, 0, 0, 0] , ibuf aio reads:, log i/o's:, sync i/o's: Pending flushes (fsync) log: 0; buffer pool: 0 369 OS file reads, 135 OS file writes, 3 OS fsyncs 0.00 reads/s, 0 avg bytes/read, 0.00 writes/s, 0.00 fsyncs/s ------------------------------------- INSERT BUFFER AND ADAPTIVE HASH INDEX ------------------------------------- Ibuf: size 1, free list len 0, seg size 2, 0 merges merged operations: insert 0, delete mark 0, delete 0 discarded operations: insert 0, delete mark 0, delete 0 Hash table size 4441, node heap has 0 buffer(s) Hash table size 4441, node heap has 0 buffer(s) Hash table size 4441, node heap has 0 buffer(s) Hash table size 4441, node heap has 0 buffer(s) Hash table size 4441, node heap has 0 buffer(s) Hash table size 4441, node heap has 0 buffer(s) Hash table size 4441, node heap has 2 buffer(s) Hash table size 4441, node heap has 0 buffer(s) 0.00 hash searches/s, 0.00 non-hash searches/s --- LOG --- Log sequence number 5253008 Log flushed up to 5253008 Pages flushed up to 5253008 Last checkpoint at 5252981 0 pending log flushes, 1 pending chkp writes 11 log i/o's done, 0.00 log i/o's/second ---------------------- BUFFER POOL AND MEMORY ---------------------- Total large memory allocated 33554432 Dictionary memory allocated 60096 Buffer pool size 1003 Free buffers 530 Database pages 471 Old database pages 0 Modified db pages 0 Percent of dirty pages(LRU & free pages): 0.000 Max dirty pages percent: 75.000 Pending reads 0 Pending writes: LRU 0, flush list 0, single page 0 Pages made young 0, not young 0 0.00 youngs/s, 0.00 non-youngs/s Pages read 340, created 131, written 131 0.00 reads/s, 0.00 creates/s, 0.00 writes/s No buffer pool page gets since the last printout Pages read ahead 0.00/s, evicted without access 0.00/s, Random read ahead 0.00/s LRU len: 471, unzip_LRU len: 0 I/O sum[0]:cur[0], unzip sum[0]:cur[0] -------------- ROW OPERATIONS -------------- 0 queries inside InnoDB, 0 queries in queue 0 read views open inside InnoDB Process ID=2560, Main thread ID=19488, state: making checkpoint Number of rows inserted 0, updated 0, deleted 0, read 0 0.00 inserts/s, 0.00 updates/s, 0.00 deletes/s, 0.00 reads/s Number of system rows inserted 0, updated 0, deleted 0, read 0 0.00 inserts/s, 0.00 updates/s, 0.00 deletes/s, 0.00 reads/s ---------------------------- END OF INNODB MONITOR OUTPUT ============================ InnoDB: ###### Diagnostic info printed to the standard error stream 2026-09-18 15:40:02 0 [Warning] InnoDB: A long semaphore wait: --Thread 19488 has waited at log0log.cc line 1392 for 788.00 seconds the semaphore: S-lock on RW-latch at 00007FF67B6441D0 created in file log0log.cc line 579 a writer (thread id 0) has reserved it in mode exclusive number of readers 0, waiters flag 1, lock_word: 0 Last time write locked in file log0log.cc line 1342 2026-09-18 15:40:02 0 [Note] InnoDB: A semaphore wait: --Thread 19488 has waited at log0log.cc line 1392 for 788.00 seconds the semaphore: S-lock on RW-latch at 00007FF67B6441D0 created in file log0log.cc line 579 a writer (thread id 0) has reserved it in mode exclusive number of readers 0, waiters flag 1, lock_word: 0 Last time write locked in file log0log.cc line 1342 InnoDB: ###### Starts InnoDB Monitor for 30 secs to print diagnostic info: InnoDB: Pending reads 0, writes 0 ===================================== 2026-09-18 15:40:20 0x5688 INNODB MONITOR OUTPUT ===================================== Per second averages calculated from the last 20 seconds ----------------- BACKGROUND THREAD ----------------- srv_master_thread loops: 0 srv_active, 0 srv_shutdown, 1 srv_idle srv_master_thread log flush and writes: 1 ---------- SEMAPHORES ---------- OS WAIT ARRAY INFO: reservation count 22 --Thread 19488 has waited at log0log.cc line 1392 for 806.00 seconds the semaphore: S-lock on RW-latch at 00007FF67B6441D0 created in file log0log.cc line 579 a writer (thread id 0) has reserved it in mode exclusive number of readers 0, waiters flag 1, lock_word: 0 Last time write locked in file log0log.cc line 1342 OS WAIT ARRAY INFO: signal count 12 RW-shared spins 8, rounds 202, OS waits 5 RW-excl spins 67, rounds 165, OS waits 0 RW-sx spins 0, rounds 0, OS waits 0 Spin rounds per wait: 25.25 RW-shared, 2.46 RW-excl, 0.00 RW-sx ------------------------ LATEST FOREIGN KEY ERROR ------------------------ ¦ØºvÙ\ÿßÿ%testÿ%test\_%ÿ localhostphpmyadminpmaÿ  localhosttourist_grouping_dbtravelin_appÿ  127.0.0.1tourist_grouping_dbtravelin_appÆCƒCR1/# #‰}¤}------------ TRANSACTIONS ------------ Trx id counter 1547 Purge done for trx's n:o < 1545 undo n:o < 0 state: running but idle History list length 20 LIST OF TRANSACTIONS FOR EACH SESSION: -------- FILE I/O -------- I/O thread 0 state: native aio handle (insert buffer thread) I/O thread 1 state: native aio handle (log thread) I/O thread 2 state: native aio handle (read thread) I/O thread 3 state: native aio handle (read thread) I/O thread 4 state: native aio handle (read thread) I/O thread 5 state: native aio handle (read thread) I/O thread 6 state: native aio handle (write thread) I/O thread 7 state: native aio handle (write thread) I/O thread 8 state: native aio handle (write thread) I/O thread 9 state: native aio handle (write thread) Pending normal aio reads: [0, 0, 0, 0] , aio writes: [0, 0, 0, 0] , ibuf aio reads:, log i/o's:, sync i/o's: Pending flushes (fsync) log: 0; buffer pool: 0 369 OS file reads, 135 OS file writes, 3 OS fsyncs 0.00 reads/s, 0 avg bytes/read, 0.00 writes/s, 0.00 fsyncs/s ------------------------------------- INSERT BUFFER AND ADAPTIVE HASH INDEX ------------------------------------- Ibuf: size 1, free list len 0, seg size 2, 0 merges merged operations: insert 0, delete mark 0, delete 0 discarded operations: insert 0, delete mark 0, delete 0 Hash table size 4441, node heap has 0 buffer(s) Hash table size 4441, node heap has 0 buffer(s) Hash table size 4441, node heap has 0 buffer(s) Hash table size 4441, node heap has 0 buffer(s) Hash table size 4441, node heap has 0 buffer(s) Hash table size 4441, node heap has 0 buffer(s) Hash table size 4441, node heap has 2 buffer(s) Hash table size 4441, node heap has 0 buffer(s) 0.00 hash searches/s, 0.00 non-hash searches/s --- LOG --- Log sequence number 5253008 Log flushed up to 5253008 Pages flushed up to 5253008 Last checkpoint at 5252981 0 pending log flushes, 1 pending chkp writes 11 log i/o's done, 0.00 log i/o's/second ---------------------- BUFFER POOL AND MEMORY ---------------------- Total large memory allocated 33554432 Dictionary memory allocated 60096 Buffer pool size 1003 Free buffers 530 Database pages 471 Old database pages 0 Modified db pages 0 Percent of dirty pages(LRU & free pages): 0.000 Max dirty pages percent: 75.000 Pending reads 0 Pending writes: LRU 0, flush list 0, single page 0 Pages made young 0, not young 0 0.00 youngs/s, 0.00 non-youngs/s Pages read 340, created 131, written 131 0.00 reads/s, 0.00 creates/s, 0.00 writes/s No buffer pool page gets since the last printout Pages read ahead 0.00/s, evicted without access 0.00/s, Random read ahead 0.00/s LRU len: 471, unzip_LRU len: 0 I/O sum[0]:cur[0], unzip sum[0]:cur[0] -------------- ROW OPERATIONS -------------- 0 queries inside InnoDB, 0 queries in queue 0 read views open inside InnoDB Process ID=2560, Main thread ID=19488, state: making checkpoint Number of rows inserted 0, updated 0, deleted 0, read 0 0.00 inserts/s, 0.00 updates/s, 0.00 deletes/s, 0.00 reads/s Number of system rows inserted 0, updated 0, deleted 0, read 0 0.00 inserts/s, 0.00 updates/s, 0.00 deletes/s, 0.00 reads/s ---------------------------- END OF INNODB MONITOR OUTPUT ============================ InnoDB: ###### Diagnostic info printed to the standard error stream 2026-09-18 15:40:33 0 [Warning] InnoDB: A long semaphore wait: --Thread 19488 has waited at log0log.cc line 1392 for 819.00 seconds the semaphore: S-lock on RW-latch at 00007FF67B6441D0 created in file log0log.cc line 579 a writer (thread id 0) has reserved it in mode exclusive number of readers 0, waiters flag 1, lock_word: 0 Last time write locked in file log0log.cc line 1342 2026-09-18 15:40:33 0 [Note] InnoDB: A semaphore wait: --Thread 19488 has waited at log0log.cc line 1392 for 819.00 seconds the semaphore: S-lock on RW-latch at 00007FF67B6441D0 created in file log0log.cc line 579 a writer (thread id 0) has reserved it in mode exclusive number of readers 0, waiters flag 1, lock_word: 0 Last time write locked in file log0log.cc line 1342 InnoDB: ###### Starts InnoDB Monitor for 30 secs to print diagnostic info: InnoDB: Pending reads 0, writes 0 ===================================== 2026-09-18 15:40:40 0x5688 INNODB MONITOR OUTPUT ===================================== Per second averages calculated from the last 20 seconds ----------------- BACKGROUND THREAD ----------------- srv_master_thread loops: 0 srv_active, 0 srv_shutdown, 1 srv_idle srv_master_thread log flush and writes: 1 ---------- SEMAPHORES ---------- OS WAIT ARRAY INFO: reservation count 22 --Thread 19488 has waited at log0log.cc line 1392 for 826.00 seconds the semaphore: S-lock on RW-latch at 00007FF67B6441D0 created in file log0log.cc line 579 a writer (thread id 0) has reserved it in mode exclusive number of readers 0, waiters flag 1, lock_word: 0 Last time write locked in file log0log.cc line 1342 OS WAIT ARRAY INFO: signal count 12 RW-shared spins 8, rounds 202, OS waits 5 RW-excl spins 67, rounds 165, OS waits 0 RW-sx spins 0, rounds 0, OS waits 0 Spin rounds per wait: 25.25 RW-shared, 2.46 RW-excl, 0.00 RW-sx ------------------------ LATEST FOREIGN KEY ERROR ------------------------ ¦ØºvÙ\ÿßÿ%testÿ%test\_%ÿ localhostphpmyadminpmaÿ  localhosttourist_grouping_dbtravelin_appÿ  127.0.0.1tourist_grouping_dbtravelin_appÆCƒCR1/# #‰}¤}------------ TRANSACTIONS ------------ Trx id counter 1547 Purge done for trx's n:o < 1545 undo n:o < 0 state: running but idle History list length 20 LIST OF TRANSACTIONS FOR EACH SESSION: -------- FILE I/O -------- I/O thread 0 state: native aio handle (insert buffer thread) I/O thread 1 state: native aio handle (log thread) I/O thread 2 state: native aio handle (read thread) I/O thread 3 state: native aio handle (read thread) I/O thread 4 state: native aio handle (read thread) I/O thread 5 state: native aio handle (read thread) I/O thread 6 state: native aio handle (write thread) I/O thread 7 state: native aio handle (write thread) I/O thread 8 state: native aio handle (write thread) I/O thread 9 state: native aio handle (write thread) Pending normal aio reads: [0, 0, 0, 0] , aio writes: [0, 0, 0, 0] , ibuf aio reads:, log i/o's:, sync i/o's: Pending flushes (fsync) log: 0; buffer pool: 0 369 OS file reads, 135 OS file writes, 3 OS fsyncs 0.00 reads/s, 0 avg bytes/read, 0.00 writes/s, 0.00 fsyncs/s ------------------------------------- INSERT BUFFER AND ADAPTIVE HASH INDEX ------------------------------------- Ibuf: size 1, free list len 0, seg size 2, 0 merges merged operations: insert 0, delete mark 0, delete 0 discarded operations: insert 0, delete mark 0, delete 0 Hash table size 4441, node heap has 0 buffer(s) Hash table size 4441, node heap has 0 buffer(s) Hash table size 4441, node heap has 0 buffer(s) Hash table size 4441, node heap has 0 buffer(s) Hash table size 4441, node heap has 0 buffer(s) Hash table size 4441, node heap has 0 buffer(s) Hash table size 4441, node heap has 2 buffer(s) Hash table size 4441, node heap has 0 buffer(s) 0.00 hash searches/s, 0.00 non-hash searches/s --- LOG --- Log sequence number 5253008 Log flushed up to 5253008 Pages flushed up to 5253008 Last checkpoint at 5252981 0 pending log flushes, 1 pending chkp writes 11 log i/o's done, 0.00 log i/o's/second ---------------------- BUFFER POOL AND MEMORY ---------------------- Total large memory allocated 33554432 Dictionary memory allocated 60096 Buffer pool size 1003 Free buffers 530 Database pages 471 Old database pages 0 Modified db pages 0 Percent of dirty pages(LRU & free pages): 0.000 Max dirty pages percent: 75.000 Pending reads 0 Pending writes: LRU 0, flush list 0, single page 0 Pages made young 0, not young 0 0.00 youngs/s, 0.00 non-youngs/s Pages read 340, created 131, written 131 0.00 reads/s, 0.00 creates/s, 0.00 writes/s No buffer pool page gets since the last printout Pages read ahead 0.00/s, evicted without access 0.00/s, Random read ahead 0.00/s LRU len: 471, unzip_LRU len: 0 I/O sum[0]:cur[0], unzip sum[0]:cur[0] -------------- ROW OPERATIONS -------------- 0 queries inside InnoDB, 0 queries in queue 0 read views open inside InnoDB Process ID=2560, Main thread ID=19488, state: making checkpoint Number of rows inserted 0, updated 0, deleted 0, read 0 0.00 inserts/s, 0.00 updates/s, 0.00 deletes/s, 0.00 reads/s Number of system rows inserted 0, updated 0, deleted 0, read 0 0.00 inserts/s, 0.00 updates/s, 0.00 deletes/s, 0.00 reads/s ---------------------------- END OF INNODB MONITOR OUTPUT ============================ ===================================== 2026-09-18 15:41:00 0x5688 INNODB MONITOR OUTPUT ===================================== Per second averages calculated from the last 20 seconds ----------------- BACKGROUND THREAD ----------------- srv_master_thread loops: 0 srv_active, 0 srv_shutdown, 1 srv_idle srv_master_thread log flush and writes: 1 ---------- SEMAPHORES ---------- OS WAIT ARRAY INFO: reservation count 22 --Thread 19488 has waited at log0log.cc line 1392 for 846.00 seconds the semaphore: S-lock on RW-latch at 00007FF67B6441D0 created in file log0log.cc line 579 a writer (thread id 0) has reserved it in mode exclusive number of readers 0, waiters flag 1, lock_word: 0 Last time write locked in file log0log.cc line 1342 OS WAIT ARRAY INFO: signal count 12 RW-shared spins 8, rounds 202, OS waits 5 RW-excl spins 67, rounds 165, OS waits 0 RW-sx spins 0, rounds 0, OS waits 0 Spin rounds per wait: 25.25 RW-shared, 2.46 RW-excl, 0.00 RW-sx ------------------------ LATEST FOREIGN KEY ERROR ------------------------ ¦ØºvÙ\ÿßÿ%testÿ%test\_%ÿ localhostphpmyadminpmaÿ  localhosttourist_grouping_dbtravelin_appÿ  127.0.0.1tourist_grouping_dbtravelin_appÆCƒCR1/# #‰}¤}------------ TRANSACTIONS ------------ Trx id counter 1547 Purge done for trx's n:o < 1545 undo n:o < 0 state: running but idle History list length 20 LIST OF TRANSACTIONS FOR EACH SESSION: -------- FILE I/O -------- I/O thread 0 state: native aio handle (insert buffer thread) I/O thread 1 state: native aio handle (log thread) I/O thread 2 state: native aio handle (read thread) I/O thread 3 state: native aio handle (read thread) I/O thread 4 state: native aio handle (read thread) I/O thread 5 state: native aio handle (read thread) I/O thread 6 state: native aio handle (write thread) I/O thread 7 state: native aio handle (write thread) I/O thread 8 state: native aio handle (write thread) I/O thread 9 state: native aio handle (write thread) Pending normal aio reads: [0, 0, 0, 0] , aio writes: [0, 0, 0, 0] , ibuf aio reads:, log i/o's:, sync i/o's: Pending flushes (fsync) log: 0; buffer pool: 0 369 OS file reads, 135 OS file writes, 3 OS fsyncs 0.00 reads/s, 0 avg bytes/read, 0.00 writes/s, 0.00 fsyncs/s ------------------------------------- INSERT BUFFER AND ADAPTIVE HASH INDEX ------------------------------------- Ibuf: size 1, free list len 0, seg size 2, 0 merges merged operations: insert 0, delete mark 0, delete 0 discarded operations: insert 0, delete mark 0, delete 0 Hash table size 4441, node heap has 0 buffer(s) Hash table size 4441, node heap has 0 buffer(s) Hash table size 4441, node heap has 0 buffer(s) Hash table size 4441, node heap has 0 buffer(s) Hash table size 4441, node heap has 0 buffer(s) Hash table size 4441, node heap has 0 buffer(s) Hash table size 4441, node heap has 2 buffer(s) Hash table size 4441, node heap has 0 buffer(s) 0.00 hash searches/s, 0.00 non-hash searches/s --- LOG --- Log sequence number 5253008 Log flushed up to 5253008 Pages flushed up to 5253008 Last checkpoint at 5252981 0 pending log flushes, 1 pending chkp writes 11 log i/o's done, 0.00 log i/o's/second ---------------------- BUFFER POOL AND MEMORY ---------------------- Total large memory allocated 33554432 Dictionary memory allocated 60096 Buffer pool size 1003 Free buffers 530 Database pages 471 Old database pages 0 Modified db pages 0 Percent of dirty pages(LRU & free pages): 0.000 Max dirty pages percent: 75.000 Pending reads 0 Pending writes: LRU 0, flush list 0, single page 0 Pages made young 0, not young 0 0.00 youngs/s, 0.00 non-youngs/s Pages read 340, created 131, written 131 0.00 reads/s, 0.00 creates/s, 0.00 writes/s No buffer pool page gets since the last printout Pages read ahead 0.00/s, evicted without access 0.00/s, Random read ahead 0.00/s LRU len: 471, unzip_LRU len: 0 I/O sum[0]:cur[0], unzip sum[0]:cur[0] -------------- ROW OPERATIONS -------------- 0 queries inside InnoDB, 0 queries in queue 0 read views open inside InnoDB Process ID=2560, Main thread ID=19488, state: making checkpoint Number of rows inserted 0, updated 0, deleted 0, read 0 0.00 inserts/s, 0.00 updates/s, 0.00 deletes/s, 0.00 reads/s Number of system rows inserted 0, updated 0, deleted 0, read 0 0.00 inserts/s, 0.00 updates/s, 0.00 deletes/s, 0.00 reads/s ---------------------------- END OF INNODB MONITOR OUTPUT ============================ InnoDB: ###### Diagnostic info printed to the standard error stream 2026-09-18 15:41:04 0 [Warning] InnoDB: A long semaphore wait: --Thread 19488 has waited at log0log.cc line 1392 for 850.00 seconds the semaphore: S-lock on RW-latch at 00007FF67B6441D0 created in file log0log.cc line 579 a writer (thread id 0) has reserved it in mode exclusive number of readers 0, waiters flag 1, lock_word: 0 Last time write locked in file log0log.cc line 1342 2026-09-18 15:41:04 0 [Note] InnoDB: A semaphore wait: --Thread 19488 has waited at log0log.cc line 1392 for 850.00 seconds the semaphore: S-lock on RW-latch at 00007FF67B6441D0 created in file log0log.cc line 579 a writer (thread id 0) has reserved it in mode exclusive number of readers 0, waiters flag 1, lock_word: 0 Last time write locked in file log0log.cc line 1342 InnoDB: ###### Starts InnoDB Monitor for 30 secs to print diagnostic info: InnoDB: Pending reads 0, writes 0 ===================================== 2026-09-18 15:41:20 0x5688 INNODB MONITOR OUTPUT ===================================== Per second averages calculated from the last 20 seconds ----------------- BACKGROUND THREAD ----------------- srv_master_thread loops: 0 srv_active, 0 srv_shutdown, 1 srv_idle srv_master_thread log flush and writes: 1 ---------- SEMAPHORES ---------- OS WAIT ARRAY INFO: reservation count 22 --Thread 19488 has waited at log0log.cc line 1392 for 866.00 seconds the semaphore: S-lock on RW-latch at 00007FF67B6441D0 created in file log0log.cc line 579 a writer (thread id 0) has reserved it in mode exclusive number of readers 0, waiters flag 1, lock_word: 0 Last time write locked in file log0log.cc line 1342 OS WAIT ARRAY INFO: signal count 12 RW-shared spins 8, rounds 202, OS waits 5 RW-excl spins 67, rounds 165, OS waits 0 RW-sx spins 0, rounds 0, OS waits 0 Spin rounds per wait: 25.25 RW-shared, 2.46 RW-excl, 0.00 RW-sx ------------------------ LATEST FOREIGN KEY ERROR ------------------------ ¦ØºvÙ\ÿßÿ%testÿ%test\_%ÿ localhostphpmyadminpmaÿ  localhosttourist_grouping_dbtravelin_appÿ  127.0.0.1tourist_grouping_dbtravelin_appÆCƒCR1/# #‰}¤}------------ TRANSACTIONS ------------ Trx id counter 1547 Purge done for trx's n:o < 1545 undo n:o < 0 state: running but idle History list length 20 LIST OF TRANSACTIONS FOR EACH SESSION: -------- FILE I/O -------- I/O thread 0 state: native aio handle (insert buffer thread) I/O thread 1 state: native aio handle (log thread) I/O thread 2 state: native aio handle (read thread) I/O thread 3 state: native aio handle (read thread) I/O thread 4 state: native aio handle (read thread) I/O thread 5 state: native aio handle (read thread) I/O thread 6 state: native aio handle (write thread) I/O thread 7 state: native aio handle (write thread) I/O thread 8 state: native aio handle (write thread) I/O thread 9 state: native aio handle (write thread) Pending normal aio reads: [0, 0, 0, 0] , aio writes: [0, 0, 0, 0] , ibuf aio reads:, log i/o's:, sync i/o's: Pending flushes (fsync) log: 0; buffer pool: 0 369 OS file reads, 135 OS file writes, 3 OS fsyncs 0.00 reads/s, 0 avg bytes/read, 0.00 writes/s, 0.00 fsyncs/s ------------------------------------- INSERT BUFFER AND ADAPTIVE HASH INDEX ------------------------------------- Ibuf: size 1, free list len 0, seg size 2, 0 merges merged operations: insert 0, delete mark 0, delete 0 discarded operations: insert 0, delete mark 0, delete 0 Hash table size 4441, node heap has 0 buffer(s) Hash table size 4441, node heap has 0 buffer(s) Hash table size 4441, node heap has 0 buffer(s) Hash table size 4441, node heap has 0 buffer(s) Hash table size 4441, node heap has 0 buffer(s) Hash table size 4441, node heap has 0 buffer(s) Hash table size 4441, node heap has 2 buffer(s) Hash table size 4441, node heap has 0 buffer(s) 0.00 hash searches/s, 0.00 non-hash searches/s --- LOG --- Log sequence number 5253008 Log flushed up to 5253008 Pages flushed up to 5253008 Last checkpoint at 5252981 0 pending log flushes, 1 pending chkp writes 11 log i/o's done, 0.00 log i/o's/second ---------------------- BUFFER POOL AND MEMORY ---------------------- Total large memory allocated 33554432 Dictionary memory allocated 60096 Buffer pool size 1003 Free buffers 530 Database pages 471 Old database pages 0 Modified db pages 0 Percent of dirty pages(LRU & free pages): 0.000 Max dirty pages percent: 75.000 Pending reads 0 Pending writes: LRU 0, flush list 0, single page 0 Pages made young 0, not young 0 0.00 youngs/s, 0.00 non-youngs/s Pages read 340, created 131, written 131 0.00 reads/s, 0.00 creates/s, 0.00 writes/s No buffer pool page gets since the last printout Pages read ahead 0.00/s, evicted without access 0.00/s, Random read ahead 0.00/s LRU len: 471, unzip_LRU len: 0 I/O sum[0]:cur[0], unzip sum[0]:cur[0] -------------- ROW OPERATIONS -------------- 0 queries inside InnoDB, 0 queries in queue 0 read views open inside InnoDB Process ID=2560, Main thread ID=19488, state: making checkpoint Number of rows inserted 0, updated 0, deleted 0, read 0 0.00 inserts/s, 0.00 updates/s, 0.00 deletes/s, 0.00 reads/s Number of system rows inserted 0, updated 0, deleted 0, read 0 0.00 inserts/s, 0.00 updates/s, 0.00 deletes/s, 0.00 reads/s ---------------------------- END OF INNODB MONITOR OUTPUT ============================ InnoDB: ###### Diagnostic info printed to the standard error stream 2026-09-18 15:41:35 0 [Warning] InnoDB: A long semaphore wait: --Thread 19488 has waited at log0log.cc line 1392 for 881.00 seconds the semaphore: S-lock on RW-latch at 00007FF67B6441D0 created in file log0log.cc line 579 a writer (thread id 0) has reserved it in mode exclusive number of readers 0, waiters flag 1, lock_word: 0 Last time write locked in file log0log.cc line 1342 2026-09-18 15:41:35 0 [Note] InnoDB: A semaphore wait: --Thread 19488 has waited at log0log.cc line 1392 for 881.00 seconds the semaphore: S-lock on RW-latch at 00007FF67B6441D0 created in file log0log.cc line 579 a writer (thread id 0) has reserved it in mode exclusive number of readers 0, waiters flag 1, lock_word: 0 Last time write locked in file log0log.cc line 1342 InnoDB: ###### Starts InnoDB Monitor for 30 secs to print diagnostic info: InnoDB: Pending reads 0, writes 0 ===================================== 2026-09-18 15:41:40 0x5688 INNODB MONITOR OUTPUT ===================================== Per second averages calculated from the last 20 seconds ----------------- BACKGROUND THREAD ----------------- srv_master_thread loops: 0 srv_active, 0 srv_shutdown, 1 srv_idle srv_master_thread log flush and writes: 1 ---------- SEMAPHORES ---------- OS WAIT ARRAY INFO: reservation count 22 --Thread 19488 has waited at log0log.cc line 1392 for 886.00 seconds the semaphore: S-lock on RW-latch at 00007FF67B6441D0 created in file log0log.cc line 579 a writer (thread id 0) has reserved it in mode exclusive number of readers 0, waiters flag 1, lock_word: 0 Last time write locked in file log0log.cc line 1342 OS WAIT ARRAY INFO: signal count 12 RW-shared spins 8, rounds 202, OS waits 5 RW-excl spins 67, rounds 165, OS waits 0 RW-sx spins 0, rounds 0, OS waits 0 Spin rounds per wait: 25.25 RW-shared, 2.46 RW-excl, 0.00 RW-sx ------------------------ LATEST FOREIGN KEY ERROR ------------------------ ¦ØºvÙ\ÿßÿ%testÿ%test\_%ÿ localhostphpmyadminpmaÿ  localhosttourist_grouping_dbtravelin_appÿ  127.0.0.1tourist_grouping_dbtravelin_appÆCƒCR1/# #‰}¤}------------ TRANSACTIONS ------------ Trx id counter 1547 Purge done for trx's n:o < 1545 undo n:o < 0 state: running but idle History list length 20 LIST OF TRANSACTIONS FOR EACH SESSION: -------- FILE I/O -------- I/O thread 0 state: native aio handle (insert buffer thread) I/O thread 1 state: native aio handle (log thread) I/O thread 2 state: native aio handle (read thread) I/O thread 3 state: native aio handle (read thread) I/O thread 4 state: native aio handle (read thread) I/O thread 5 state: native aio handle (read thread) I/O thread 6 state: native aio handle (write thread) I/O thread 7 state: native aio handle (write thread) I/O thread 8 state: native aio handle (write thread) I/O thread 9 state: native aio handle (write thread) Pending normal aio reads: [0, 0, 0, 0] , aio writes: [0, 0, 0, 0] , ibuf aio reads:, log i/o's:, sync i/o's: Pending flushes (fsync) log: 0; buffer pool: 0 369 OS file reads, 135 OS file writes, 3 OS fsyncs 0.00 reads/s, 0 avg bytes/read, 0.00 writes/s, 0.00 fsyncs/s ------------------------------------- INSERT BUFFER AND ADAPTIVE HASH INDEX ------------------------------------- Ibuf: size 1, free list len 0, seg size 2, 0 merges merged operations: insert 0, delete mark 0, delete 0 discarded operations: insert 0, delete mark 0, delete 0 Hash table size 4441, node heap has 0 buffer(s) Hash table size 4441, node heap has 0 buffer(s) Hash table size 4441, node heap has 0 buffer(s) Hash table size 4441, node heap has 0 buffer(s) Hash table size 4441, node heap has 0 buffer(s) Hash table size 4441, node heap has 0 buffer(s) Hash table size 4441, node heap has 2 buffer(s) Hash table size 4441, node heap has 0 buffer(s) 0.00 hash searches/s, 0.00 non-hash searches/s --- LOG --- Log sequence number 5253008 Log flushed up to 5253008 Pages flushed up to 5253008 Last checkpoint at 5252981 0 pending log flushes, 1 pending chkp writes 11 log i/o's done, 0.00 log i/o's/second ---------------------- BUFFER POOL AND MEMORY ---------------------- Total large memory allocated 33554432 Dictionary memory allocated 60096 Buffer pool size 1003 Free buffers 530 Database pages 471 Old database pages 0 Modified db pages 0 Percent of dirty pages(LRU & free pages): 0.000 Max dirty pages percent: 75.000 Pending reads 0 Pending writes: LRU 0, flush list 0, single page 0 Pages made young 0, not young 0 0.00 youngs/s, 0.00 non-youngs/s Pages read 340, created 131, written 131 0.00 reads/s, 0.00 creates/s, 0.00 writes/s No buffer pool page gets since the last printout Pages read ahead 0.00/s, evicted without access 0.00/s, Random read ahead 0.00/s LRU len: 471, unzip_LRU len: 0 I/O sum[0]:cur[0], unzip sum[0]:cur[0] -------------- ROW OPERATIONS -------------- 0 queries inside InnoDB, 0 queries in queue 0 read views open inside InnoDB Process ID=2560, Main thread ID=19488, state: making checkpoint Number of rows inserted 0, updated 0, deleted 0, read 0 0.00 inserts/s, 0.00 updates/s, 0.00 deletes/s, 0.00 reads/s Number of system rows inserted 0, updated 0, deleted 0, read 0 0.00 inserts/s, 0.00 updates/s, 0.00 deletes/s, 0.00 reads/s ---------------------------- END OF INNODB MONITOR OUTPUT ============================ ===================================== 2026-09-18 15:42:00 0x5688 INNODB MONITOR OUTPUT ===================================== Per second averages calculated from the last 20 seconds ----------------- BACKGROUND THREAD ----------------- srv_master_thread loops: 0 srv_active, 0 srv_shutdown, 1 srv_idle srv_master_thread log flush and writes: 1 ---------- SEMAPHORES ---------- OS WAIT ARRAY INFO: reservation count 22 --Thread 19488 has waited at log0log.cc line 1392 for 906.00 seconds the semaphore: S-lock on RW-latch at 00007FF67B6441D0 created in file log0log.cc line 579 a writer (thread id 0) has reserved it in mode exclusive number of readers 0, waiters flag 1, lock_word: 0 Last time write locked in file log0log.cc line 1342 OS WAIT ARRAY INFO: signal count 12 RW-shared spins 8, rounds 202, OS waits 5 RW-excl spins 67, rounds 165, OS waits 0 RW-sx spins 0, rounds 0, OS waits 0 Spin rounds per wait: 25.25 RW-shared, 2.46 RW-excl, 0.00 RW-sx ------------------------ LATEST FOREIGN KEY ERROR ------------------------ ¦ØºvÙ\ÿßÿ%testÿ%test\_%ÿ localhostphpmyadminpmaÿ  localhosttourist_grouping_dbtravelin_appÿ  127.0.0.1tourist_grouping_dbtravelin_appÆCƒCR1/# #‰}¤}------------ TRANSACTIONS ------------ Trx id counter 1547 Purge done for trx's n:o < 1545 undo n:o < 0 state: running but idle History list length 20 LIST OF TRANSACTIONS FOR EACH SESSION: -------- FILE I/O -------- I/O thread 0 state: native aio handle (insert buffer thread) I/O thread 1 state: native aio handle (log thread) I/O thread 2 state: native aio handle (read thread) I/O thread 3 state: native aio handle (read thread) I/O thread 4 state: native aio handle (read thread) I/O thread 5 state: native aio handle (read thread) I/O thread 6 state: native aio handle (write thread) I/O thread 7 state: native aio handle (write thread) I/O thread 8 state: native aio handle (write thread) I/O thread 9 state: native aio handle (write thread) Pending normal aio reads: [0, 0, 0, 0] , aio writes: [0, 0, 0, 0] , ibuf aio reads:, log i/o's:, sync i/o's: Pending flushes (fsync) log: 0; buffer pool: 0 369 OS file reads, 135 OS file writes, 3 OS fsyncs 0.00 reads/s, 0 avg bytes/read, 0.00 writes/s, 0.00 fsyncs/s ------------------------------------- INSERT BUFFER AND ADAPTIVE HASH INDEX ------------------------------------- Ibuf: size 1, free list len 0, seg size 2, 0 merges merged operations: insert 0, delete mark 0, delete 0 discarded operations: insert 0, delete mark 0, delete 0 Hash table size 4441, node heap has 0 buffer(s) Hash table size 4441, node heap has 0 buffer(s) Hash table size 4441, node heap has 0 buffer(s) Hash table size 4441, node heap has 0 buffer(s) Hash table size 4441, node heap has 0 buffer(s) Hash table size 4441, node heap has 0 buffer(s) Hash table size 4441, node heap has 2 buffer(s) Hash table size 4441, node heap has 0 buffer(s) 0.00 hash searches/s, 0.00 non-hash searches/s --- LOG --- Log sequence number 5253008 Log flushed up to 5253008 Pages flushed up to 5253008 Last checkpoint at 5252981 0 pending log flushes, 1 pending chkp writes 11 log i/o's done, 0.00 log i/o's/second ---------------------- BUFFER POOL AND MEMORY ---------------------- Total large memory allocated 33554432 Dictionary memory allocated 60096 Buffer pool size 1003 Free buffers 530 Database pages 471 Old database pages 0 Modified db pages 0 Percent of dirty pages(LRU & free pages): 0.000 Max dirty pages percent: 75.000 Pending reads 0 Pending writes: LRU 0, flush list 0, single page 0 Pages made young 0, not young 0 0.00 youngs/s, 0.00 non-youngs/s Pages read 340, created 131, written 131 0.00 reads/s, 0.00 creates/s, 0.00 writes/s No buffer pool page gets since the last printout Pages read ahead 0.00/s, evicted without access 0.00/s, Random read ahead 0.00/s LRU len: 471, unzip_LRU len: 0 I/O sum[0]:cur[0], unzip sum[0]:cur[0] -------------- ROW OPERATIONS -------------- 0 queries inside InnoDB, 0 queries in queue 0 read views open inside InnoDB Process ID=2560, Main thread ID=19488, state: making checkpoint Number of rows inserted 0, updated 0, deleted 0, read 0 0.00 inserts/s, 0.00 updates/s, 0.00 deletes/s, 0.00 reads/s Number of system rows inserted 0, updated 0, deleted 0, read 0 0.00 inserts/s, 0.00 updates/s, 0.00 deletes/s, 0.00 reads/s ---------------------------- END OF INNODB MONITOR OUTPUT ============================ InnoDB: ###### Diagnostic info printed to the standard error stream 2026-09-18 15:42:06 0 [Warning] InnoDB: A long semaphore wait: --Thread 19488 has waited at log0log.cc line 1392 for 912.00 seconds the semaphore: S-lock on RW-latch at 00007FF67B6441D0 created in file log0log.cc line 579 a writer (thread id 0) has reserved it in mode exclusive number of readers 0, waiters flag 1, lock_word: 0 Last time write locked in file log0log.cc line 1342 2026-09-18 15:42:06 0 [Note] InnoDB: A semaphore wait: --Thread 19488 has waited at log0log.cc line 1392 for 912.00 seconds the semaphore: S-lock on RW-latch at 00007FF67B6441D0 created in file log0log.cc line 579 a writer (thread id 0) has reserved it in mode exclusive number of readers 0, waiters flag 1, lock_word: 0 Last time write locked in file log0log.cc line 1342 InnoDB: ###### Starts InnoDB Monitor for 30 secs to print diagnostic info: InnoDB: Pending reads 0, writes 0 ===================================== 2026-09-18 15:42:20 0x5688 INNODB MONITOR OUTPUT ===================================== Per second averages calculated from the last 20 seconds ----------------- BACKGROUND THREAD ----------------- srv_master_thread loops: 0 srv_active, 0 srv_shutdown, 1 srv_idle srv_master_thread log flush and writes: 1 ---------- SEMAPHORES ---------- OS WAIT ARRAY INFO: reservation count 22 --Thread 19488 has waited at log0log.cc line 1392 for 926.00 seconds the semaphore: S-lock on RW-latch at 00007FF67B6441D0 created in file log0log.cc line 579 a writer (thread id 0) has reserved it in mode exclusive number of readers 0, waiters flag 1, lock_word: 0 Last time write locked in file log0log.cc line 1342 OS WAIT ARRAY INFO: signal count 12 RW-shared spins 8, rounds 202, OS waits 5 RW-excl spins 67, rounds 165, OS waits 0 RW-sx spins 0, rounds 0, OS waits 0 Spin rounds per wait: 25.25 RW-shared, 2.46 RW-excl, 0.00 RW-sx ------------------------ LATEST FOREIGN KEY ERROR ------------------------ ¦ØºvÙ\ÿßÿ%testÿ%test\_%ÿ localhostphpmyadminpmaÿ  localhosttourist_grouping_dbtravelin_appÿ  127.0.0.1tourist_grouping_dbtravelin_appÆCƒCR1/# #‰}¤}------------ TRANSACTIONS ------------ Trx id counter 1547 Purge done for trx's n:o < 1545 undo n:o < 0 state: running but idle History list length 20 LIST OF TRANSACTIONS FOR EACH SESSION: -------- FILE I/O -------- I/O thread 0 state: native aio handle (insert buffer thread) I/O thread 1 state: native aio handle (log thread) I/O thread 2 state: native aio handle (read thread) I/O thread 3 state: native aio handle (read thread) I/O thread 4 state: native aio handle (read thread) I/O thread 5 state: native aio handle (read thread) I/O thread 6 state: native aio handle (write thread) I/O thread 7 state: native aio handle (write thread) I/O thread 8 state: native aio handle (write thread) I/O thread 9 state: native aio handle (write thread) Pending normal aio reads: [0, 0, 0, 0] , aio writes: [0, 0, 0, 0] , ibuf aio reads:, log i/o's:, sync i/o's: Pending flushes (fsync) log: 0; buffer pool: 0 369 OS file reads, 135 OS file writes, 3 OS fsyncs 0.00 reads/s, 0 avg bytes/read, 0.00 writes/s, 0.00 fsyncs/s ------------------------------------- INSERT BUFFER AND ADAPTIVE HASH INDEX ------------------------------------- Ibuf: size 1, free list len 0, seg size 2, 0 merges merged operations: insert 0, delete mark 0, delete 0 discarded operations: insert 0, delete mark 0, delete 0 Hash table size 4441, node heap has 0 buffer(s) Hash table size 4441, node heap has 0 buffer(s) Hash table size 4441, node heap has 0 buffer(s) Hash table size 4441, node heap has 0 buffer(s) Hash table size 4441, node heap has 0 buffer(s) Hash table size 4441, node heap has 0 buffer(s) Hash table size 4441, node heap has 2 buffer(s) Hash table size 4441, node heap has 0 buffer(s) 0.00 hash searches/s, 0.00 non-hash searches/s --- LOG --- Log sequence number 5253008 Log flushed up to 5253008 Pages flushed up to 5253008 Last checkpoint at 5252981 0 pending log flushes, 1 pending chkp writes 11 log i/o's done, 0.00 log i/o's/second ---------------------- BUFFER POOL AND MEMORY ---------------------- Total large memory allocated 33554432 Dictionary memory allocated 60096 Buffer pool size 1003 Free buffers 530 Database pages 471 Old database pages 0 Modified db pages 0 Percent of dirty pages(LRU & free pages): 0.000 Max dirty pages percent: 75.000 Pending reads 0 Pending writes: LRU 0, flush list 0, single page 0 Pages made young 0, not young 0 0.00 youngs/s, 0.00 non-youngs/s Pages read 340, created 131, written 131 0.00 reads/s, 0.00 creates/s, 0.00 writes/s No buffer pool page gets since the last printout Pages read ahead 0.00/s, evicted without access 0.00/s, Random read ahead 0.00/s LRU len: 471, unzip_LRU len: 0 I/O sum[0]:cur[0], unzip sum[0]:cur[0] -------------- ROW OPERATIONS -------------- 0 queries inside InnoDB, 0 queries in queue 0 read views open inside InnoDB Process ID=2560, Main thread ID=19488, state: making checkpoint Number of rows inserted 0, updated 0, deleted 0, read 0 0.00 inserts/s, 0.00 updates/s, 0.00 deletes/s, 0.00 reads/s Number of system rows inserted 0, updated 0, deleted 0, read 0 0.00 inserts/s, 0.00 updates/s, 0.00 deletes/s, 0.00 reads/s ---------------------------- END OF INNODB MONITOR OUTPUT ============================ InnoDB: ###### Diagnostic info printed to the standard error stream 2026-09-18 15:42:38 0 [Warning] InnoDB: A long semaphore wait: --Thread 19488 has waited at log0log.cc line 1392 for 944.00 seconds the semaphore: S-lock on RW-latch at 00007FF67B6441D0 created in file log0log.cc line 579 a writer (thread id 0) has reserved it in mode exclusive number of readers 0, waiters flag 1, lock_word: 0 Last time write locked in file log0log.cc line 1342 2026-09-18 15:42:38 0 [Note] InnoDB: A semaphore wait: --Thread 19488 has waited at log0log.cc line 1392 for 944.00 seconds the semaphore: S-lock on RW-latch at 00007FF67B6441D0 created in file log0log.cc line 579 a writer (thread id 0) has reserved it in mode exclusive number of readers 0, waiters flag 1, lock_word: 0 Last time write locked in file log0log.cc line 1342 InnoDB: ###### Starts InnoDB Monitor for 30 secs to print diagnostic info: InnoDB: Pending reads 0, writes 0 ===================================== 2026-09-18 15:42:40 0x5688 INNODB MONITOR OUTPUT ===================================== Per second averages calculated from the last 20 seconds ----------------- BACKGROUND THREAD ----------------- srv_master_thread loops: 0 srv_active, 0 srv_shutdown, 1 srv_idle srv_master_thread log flush and writes: 1 ---------- SEMAPHORES ---------- OS WAIT ARRAY INFO: reservation count 22 --Thread 19488 has waited at log0log.cc line 1392 for 946.00 seconds the semaphore: S-lock on RW-latch at 00007FF67B6441D0 created in file log0log.cc line 579 a writer (thread id 0) has reserved it in mode exclusive number of readers 0, waiters flag 1, lock_word: 0 Last time write locked in file log0log.cc line 1342 OS WAIT ARRAY INFO: signal count 12 RW-shared spins 8, rounds 202, OS waits 5 RW-excl spins 67, rounds 165, OS waits 0 RW-sx spins 0, rounds 0, OS waits 0 Spin rounds per wait: 25.25 RW-shared, 2.46 RW-excl, 0.00 RW-sx ------------------------ LATEST FOREIGN KEY ERROR ------------------------ ¦ØºvÙ\ÿßÿ%testÿ%test\_%ÿ localhostphpmyadminpmaÿ  localhosttourist_grouping_dbtravelin_appÿ  127.0.0.1tourist_grouping_dbtravelin_appÆCƒCR1/# #‰}¤}------------ TRANSACTIONS ------------ Trx id counter 1547 Purge done for trx's n:o < 1545 undo n:o < 0 state: running but idle History list length 20 LIST OF TRANSACTIONS FOR EACH SESSION: -------- FILE I/O -------- I/O thread 0 state: native aio handle (insert buffer thread) I/O thread 1 state: native aio handle (log thread) I/O thread 2 state: native aio handle (read thread) I/O thread 3 state: native aio handle (read thread) I/O thread 4 state: native aio handle (read thread) I/O thread 5 state: native aio handle (read thread) I/O thread 6 state: native aio handle (write thread) I/O thread 7 state: native aio handle (write thread) I/O thread 8 state: native aio handle (write thread) I/O thread 9 state: native aio handle (write thread) Pending normal aio reads: [0, 0, 0, 0] , aio writes: [0, 0, 0, 0] , ibuf aio reads:, log i/o's:, sync i/o's: Pending flushes (fsync) log: 0; buffer pool: 0 369 OS file reads, 135 OS file writes, 3 OS fsyncs 0.00 reads/s, 0 avg bytes/read, 0.00 writes/s, 0.00 fsyncs/s ------------------------------------- INSERT BUFFER AND ADAPTIVE HASH INDEX ------------------------------------- Ibuf: size 1, free list len 0, seg size 2, 0 merges merged operations: insert 0, delete mark 0, delete 0 discarded operations: insert 0, delete mark 0, delete 0 Hash table size 4441, node heap has 0 buffer(s) Hash table size 4441, node heap has 0 buffer(s) Hash table size 4441, node heap has 0 buffer(s) Hash table size 4441, node heap has 0 buffer(s) Hash table size 4441, node heap has 0 buffer(s) Hash table size 4441, node heap has 0 buffer(s) Hash table size 4441, node heap has 2 buffer(s) Hash table size 4441, node heap has 0 buffer(s) 0.00 hash searches/s, 0.00 non-hash searches/s --- LOG --- Log sequence number 5253008 Log flushed up to 5253008 Pages flushed up to 5253008 Last checkpoint at 5252981 0 pending log flushes, 1 pending chkp writes 11 log i/o's done, 0.00 log i/o's/second ---------------------- BUFFER POOL AND MEMORY ---------------------- Total large memory allocated 33554432 Dictionary memory allocated 60096 Buffer pool size 1003 Free buffers 530 Database pages 471 Old database pages 0 Modified db pages 0 Percent of dirty pages(LRU & free pages): 0.000 Max dirty pages percent: 75.000 Pending reads 0 Pending writes: LRU 0, flush list 0, single page 0 Pages made young 0, not young 0 0.00 youngs/s, 0.00 non-youngs/s Pages read 340, created 131, written 131 0.00 reads/s, 0.00 creates/s, 0.00 writes/s No buffer pool page gets since the last printout Pages read ahead 0.00/s, evicted without access 0.00/s, Random read ahead 0.00/s LRU len: 471, unzip_LRU len: 0 I/O sum[0]:cur[0], unzip sum[0]:cur[0] -------------- ROW OPERATIONS -------------- 0 queries inside InnoDB, 0 queries in queue 0 read views open inside InnoDB Process ID=2560, Main thread ID=19488, state: making checkpoint Number of rows inserted 0, updated 0, deleted 0, read 0 0.00 inserts/s, 0.00 updates/s, 0.00 deletes/s, 0.00 reads/s Number of system rows inserted 0, updated 0, deleted 0, read 0 0.00 inserts/s, 0.00 updates/s, 0.00 deletes/s, 0.00 reads/s ---------------------------- END OF INNODB MONITOR OUTPUT ============================ ===================================== 2026-09-18 15:43:00 0x5688 INNODB MONITOR OUTPUT ===================================== Per second averages calculated from the last 20 seconds ----------------- BACKGROUND THREAD ----------------- srv_master_thread loops: 0 srv_active, 0 srv_shutdown, 1 srv_idle srv_master_thread log flush and writes: 1 ---------- SEMAPHORES ---------- OS WAIT ARRAY INFO: reservation count 22 --Thread 19488 has waited at log0log.cc line 1392 for 966.00 seconds the semaphore: S-lock on RW-latch at 00007FF67B6441D0 created in file log0log.cc line 579 a writer (thread id 0) has reserved it in mode exclusive number of readers 0, waiters flag 1, lock_word: 0 Last time write locked in file log0log.cc line 1342 OS WAIT ARRAY INFO: signal count 12 RW-shared spins 8, rounds 202, OS waits 5 RW-excl spins 67, rounds 165, OS waits 0 RW-sx spins 0, rounds 0, OS waits 0 Spin rounds per wait: 25.25 RW-shared, 2.46 RW-excl, 0.00 RW-sx ------------------------ LATEST FOREIGN KEY ERROR ------------------------ ¦ØºvÙ\ÿßÿ%testÿ%test\_%ÿ localhostphpmyadminpmaÿ  localhosttourist_grouping_dbtravelin_appÿ  127.0.0.1tourist_grouping_dbtravelin_appÆCƒCR1/# #‰}¤}------------ TRANSACTIONS ------------ Trx id counter 1547 Purge done for trx's n:o < 1545 undo n:o < 0 state: running but idle History list length 20 LIST OF TRANSACTIONS FOR EACH SESSION: -------- FILE I/O -------- I/O thread 0 state: native aio handle (insert buffer thread) I/O thread 1 state: native aio handle (log thread) I/O thread 2 state: native aio handle (read thread) I/O thread 3 state: native aio handle (read thread) I/O thread 4 state: native aio handle (read thread) I/O thread 5 state: native aio handle (read thread) I/O thread 6 state: native aio handle (write thread) I/O thread 7 state: native aio handle (write thread) I/O thread 8 state: native aio handle (write thread) I/O thread 9 state: native aio handle (write thread) Pending normal aio reads: [0, 0, 0, 0] , aio writes: [0, 0, 0, 0] , ibuf aio reads:, log i/o's:, sync i/o's: Pending flushes (fsync) log: 0; buffer pool: 0 369 OS file reads, 135 OS file writes, 3 OS fsyncs 0.00 reads/s, 0 avg bytes/read, 0.00 writes/s, 0.00 fsyncs/s ------------------------------------- INSERT BUFFER AND ADAPTIVE HASH INDEX ------------------------------------- Ibuf: size 1, free list len 0, seg size 2, 0 merges merged operations: insert 0, delete mark 0, delete 0 discarded operations: insert 0, delete mark 0, delete 0 Hash table size 4441, node heap has 0 buffer(s) Hash table size 4441, node heap has 0 buffer(s) Hash table size 4441, node heap has 0 buffer(s) Hash table size 4441, node heap has 0 buffer(s) Hash table size 4441, node heap has 0 buffer(s) Hash table size 4441, node heap has 0 buffer(s) Hash table size 4441, node heap has 2 buffer(s) Hash table size 4441, node heap has 0 buffer(s) 0.00 hash searches/s, 0.00 non-hash searches/s --- LOG --- Log sequence number 5253008 Log flushed up to 5253008 Pages flushed up to 5253008 Last checkpoint at 5252981 0 pending log flushes, 1 pending chkp writes 11 log i/o's done, 0.00 log i/o's/second ---------------------- BUFFER POOL AND MEMORY ---------------------- Total large memory allocated 33554432 Dictionary memory allocated 60096 Buffer pool size 1003 Free buffers 530 Database pages 471 Old database pages 0 Modified db pages 0 Percent of dirty pages(LRU & free pages): 0.000 Max dirty pages percent: 75.000 Pending reads 0 Pending writes: LRU 0, flush list 0, single page 0 Pages made young 0, not young 0 0.00 youngs/s, 0.00 non-youngs/s Pages read 340, created 131, written 131 0.00 reads/s, 0.00 creates/s, 0.00 writes/s No buffer pool page gets since the last printout Pages read ahead 0.00/s, evicted without access 0.00/s, Random read ahead 0.00/s LRU len: 471, unzip_LRU len: 0 I/O sum[0]:cur[0], unzip sum[0]:cur[0] -------------- ROW OPERATIONS -------------- 0 queries inside InnoDB, 0 queries in queue 0 read views open inside InnoDB Process ID=2560, Main thread ID=19488, state: making checkpoint Number of rows inserted 0, updated 0, deleted 0, read 0 0.00 inserts/s, 0.00 updates/s, 0.00 deletes/s, 0.00 reads/s Number of system rows inserted 0, updated 0, deleted 0, read 0 0.00 inserts/s, 0.00 updates/s, 0.00 deletes/s, 0.00 reads/s ---------------------------- END OF INNODB MONITOR OUTPUT ============================ InnoDB: ###### Diagnostic info printed to the standard error stream 2026-09-18 15:43:09 0 [Warning] InnoDB: A long semaphore wait: --Thread 19488 has waited at log0log.cc line 1392 for 975.00 seconds the semaphore: S-lock on RW-latch at 00007FF67B6441D0 created in file log0log.cc line 579 a writer (thread id 0) has reserved it in mode exclusive number of readers 0, waiters flag 1, lock_word: 0 Last time write locked in file log0log.cc line 1342 2026-09-18 15:43:09 0 [Note] InnoDB: A semaphore wait: --Thread 19488 has waited at log0log.cc line 1392 for 975.00 seconds the semaphore: S-lock on RW-latch at 00007FF67B6441D0 created in file log0log.cc line 579 a writer (thread id 0) has reserved it in mode exclusive number of readers 0, waiters flag 1, lock_word: 0 Last time write locked in file log0log.cc line 1342 InnoDB: ###### Starts InnoDB Monitor for 30 secs to print diagnostic info: InnoDB: Pending reads 0, writes 0 ===================================== 2026-09-18 15:43:20 0x5688 INNODB MONITOR OUTPUT ===================================== Per second averages calculated from the last 20 seconds ----------------- BACKGROUND THREAD ----------------- srv_master_thread loops: 0 srv_active, 0 srv_shutdown, 1 srv_idle srv_master_thread log flush and writes: 1 ---------- SEMAPHORES ---------- OS WAIT ARRAY INFO: reservation count 22 --Thread 19488 has waited at log0log.cc line 1392 for 986.00 seconds the semaphore: S-lock on RW-latch at 00007FF67B6441D0 created in file log0log.cc line 579 a writer (thread id 0) has reserved it in mode exclusive number of readers 0, waiters flag 1, lock_word: 0 Last time write locked in file log0log.cc line 1342 OS WAIT ARRAY INFO: signal count 12 RW-shared spins 8, rounds 202, OS waits 5 RW-excl spins 67, rounds 165, OS waits 0 RW-sx spins 0, rounds 0, OS waits 0 Spin rounds per wait: 25.25 RW-shared, 2.46 RW-excl, 0.00 RW-sx ------------------------ LATEST FOREIGN KEY ERROR ------------------------ ¦ØºvÙ\ÿßÿ%testÿ%test\_%ÿ localhostphpmyadminpmaÿ  localhosttourist_grouping_dbtravelin_appÿ  127.0.0.1tourist_grouping_dbtravelin_appÆCƒCR1/# #‰}¤}------------ TRANSACTIONS ------------ Trx id counter 1547 Purge done for trx's n:o < 1545 undo n:o < 0 state: running but idle History list length 20 LIST OF TRANSACTIONS FOR EACH SESSION: -------- FILE I/O -------- I/O thread 0 state: native aio handle (insert buffer thread) I/O thread 1 state: native aio handle (log thread) I/O thread 2 state: native aio handle (read thread) I/O thread 3 state: native aio handle (read thread) I/O thread 4 state: native aio handle (read thread) I/O thread 5 state: native aio handle (read thread) I/O thread 6 state: native aio handle (write thread) I/O thread 7 state: native aio handle (write thread) I/O thread 8 state: native aio handle (write thread) I/O thread 9 state: native aio handle (write thread) Pending normal aio reads: [0, 0, 0, 0] , aio writes: [0, 0, 0, 0] , ibuf aio reads:, log i/o's:, sync i/o's: Pending flushes (fsync) log: 0; buffer pool: 0 369 OS file reads, 135 OS file writes, 3 OS fsyncs 0.00 reads/s, 0 avg bytes/read, 0.00 writes/s, 0.00 fsyncs/s ------------------------------------- INSERT BUFFER AND ADAPTIVE HASH INDEX ------------------------------------- Ibuf: size 1, free list len 0, seg size 2, 0 merges merged operations: insert 0, delete mark 0, delete 0 discarded operations: insert 0, delete mark 0, delete 0 Hash table size 4441, node heap has 0 buffer(s) Hash table size 4441, node heap has 0 buffer(s) Hash table size 4441, node heap has 0 buffer(s) Hash table size 4441, node heap has 0 buffer(s) Hash table size 4441, node heap has 0 buffer(s) Hash table size 4441, node heap has 0 buffer(s) Hash table size 4441, node heap has 2 buffer(s) Hash table size 4441, node heap has 0 buffer(s) 0.00 hash searches/s, 0.00 non-hash searches/s --- LOG --- Log sequence number 5253008 Log flushed up to 5253008 Pages flushed up to 5253008 Last checkpoint at 5252981 0 pending log flushes, 1 pending chkp writes 11 log i/o's done, 0.00 log i/o's/second ---------------------- BUFFER POOL AND MEMORY ---------------------- Total large memory allocated 33554432 Dictionary memory allocated 60096 Buffer pool size 1003 Free buffers 530 Database pages 471 Old database pages 0 Modified db pages 0 Percent of dirty pages(LRU & free pages): 0.000 Max dirty pages percent: 75.000 Pending reads 0 Pending writes: LRU 0, flush list 0, single page 0 Pages made young 0, not young 0 0.00 youngs/s, 0.00 non-youngs/s Pages read 340, created 131, written 131 0.00 reads/s, 0.00 creates/s, 0.00 writes/s No buffer pool page gets since the last printout Pages read ahead 0.00/s, evicted without access 0.00/s, Random read ahead 0.00/s LRU len: 471, unzip_LRU len: 0 I/O sum[0]:cur[0], unzip sum[0]:cur[0] -------------- ROW OPERATIONS -------------- 0 queries inside InnoDB, 0 queries in queue 0 read views open inside InnoDB Process ID=2560, Main thread ID=19488, state: making checkpoint Number of rows inserted 0, updated 0, deleted 0, read 0 0.00 inserts/s, 0.00 updates/s, 0.00 deletes/s, 0.00 reads/s Number of system rows inserted 0, updated 0, deleted 0, read 0 0.00 inserts/s, 0.00 updates/s, 0.00 deletes/s, 0.00 reads/s ---------------------------- END OF INNODB MONITOR OUTPUT ============================ InnoDB: ###### Diagnostic info printed to the standard error stream 2026-09-18 15:43:40 0 [Warning] InnoDB: A long semaphore wait: --Thread 19488 has waited at log0log.cc line 1392 for 1006.00 seconds the semaphore: S-lock on RW-latch at 00007FF67B6441D0 created in file log0log.cc line 579 a writer (thread id 0) has reserved it in mode exclusive number of readers 0, waiters flag 1, lock_word: 0 Last time write locked in file log0log.cc line 1342 2026-09-18 15:43:40 0 [Note] InnoDB: A semaphore wait: --Thread 19488 has waited at log0log.cc line 1392 for 1006.00 seconds the semaphore: S-lock on RW-latch at 00007FF67B6441D0 created in file log0log.cc line 579 a writer (thread id 0) has reserved it in mode exclusive number of readers 0, waiters flag 1, lock_word: 0 Last time write locked in file log0log.cc line 1342 InnoDB: ###### Starts InnoDB Monitor for 30 secs to print diagnostic info: InnoDB: Pending reads 0, writes 0 ===================================== 2026-09-18 15:43:40 0x5688 INNODB MONITOR OUTPUT ===================================== Per second averages calculated from the last 20 seconds ----------------- BACKGROUND THREAD ----------------- srv_master_thread loops: 0 srv_active, 0 srv_shutdown, 1 srv_idle srv_master_thread log flush and writes: 1 ---------- SEMAPHORES ---------- OS WAIT ARRAY INFO: reservation count 22 --Thread 19488 has waited at log0log.cc line 1392 for 1006.00 seconds the semaphore: S-lock on RW-latch at 00007FF67B6441D0 created in file log0log.cc line 579 a writer (thread id 0) has reserved it in mode exclusive number of readers 0, waiters flag 1, lock_word: 0 Last time write locked in file log0log.cc line 1342 OS WAIT ARRAY INFO: signal count 12 RW-shared spins 8, rounds 202, OS waits 5 RW-excl spins 67, rounds 165, OS waits 0 RW-sx spins 0, rounds 0, OS waits 0 Spin rounds per wait: 25.25 RW-shared, 2.46 RW-excl, 0.00 RW-sx ------------------------ LATEST FOREIGN KEY ERROR ------------------------ ¦ØºvÙ\ÿßÿ%testÿ%test\_%ÿ localhostphpmyadminpmaÿ  localhosttourist_grouping_dbtravelin_appÿ  127.0.0.1tourist_grouping_dbtravelin_appÆCƒCR1/# #‰}¤}------------ TRANSACTIONS ------------ Trx id counter 1547 Purge done for trx's n:o < 1545 undo n:o < 0 state: running but idle History list length 20 LIST OF TRANSACTIONS FOR EACH SESSION: -------- FILE I/O -------- I/O thread 0 state: native aio handle (insert buffer thread) I/O thread 1 state: native aio handle (log thread) I/O thread 2 state: native aio handle (read thread) I/O thread 3 state: native aio handle (read thread) I/O thread 4 state: native aio handle (read thread) I/O thread 5 state: native aio handle (read thread) I/O thread 6 state: native aio handle (write thread) I/O thread 7 state: native aio handle (write thread) I/O thread 8 state: native aio handle (write thread) I/O thread 9 state: native aio handle (write thread) Pending normal aio reads: [0, 0, 0, 0] , aio writes: [0, 0, 0, 0] , ibuf aio reads:, log i/o's:, sync i/o's: Pending flushes (fsync) log: 0; buffer pool: 0 369 OS file reads, 135 OS file writes, 3 OS fsyncs 0.00 reads/s, 0 avg bytes/read, 0.00 writes/s, 0.00 fsyncs/s ------------------------------------- INSERT BUFFER AND ADAPTIVE HASH INDEX ------------------------------------- Ibuf: size 1, free list len 0, seg size 2, 0 merges merged operations: insert 0, delete mark 0, delete 0 discarded operations: insert 0, delete mark 0, delete 0 Hash table size 4441, node heap has 0 buffer(s) Hash table size 4441, node heap has 0 buffer(s) Hash table size 4441, node heap has 0 buffer(s) Hash table size 4441, node heap has 0 buffer(s) Hash table size 4441, node heap has 0 buffer(s) Hash table size 4441, node heap has 0 buffer(s) Hash table size 4441, node heap has 2 buffer(s) Hash table size 4441, node heap has 0 buffer(s) 0.00 hash searches/s, 0.00 non-hash searches/s --- LOG --- Log sequence number 5253008 Log flushed up to 5253008 Pages flushed up to 5253008 Last checkpoint at 5252981 0 pending log flushes, 1 pending chkp writes 11 log i/o's done, 0.00 log i/o's/second ---------------------- BUFFER POOL AND MEMORY ---------------------- Total large memory allocated 33554432 Dictionary memory allocated 60096 Buffer pool size 1003 Free buffers 530 Database pages 471 Old database pages 0 Modified db pages 0 Percent of dirty pages(LRU & free pages): 0.000 Max dirty pages percent: 75.000 Pending reads 0 Pending writes: LRU 0, flush list 0, single page 0 Pages made young 0, not young 0 0.00 youngs/s, 0.00 non-youngs/s Pages read 340, created 131, written 131 0.00 reads/s, 0.00 creates/s, 0.00 writes/s No buffer pool page gets since the last printout Pages read ahead 0.00/s, evicted without access 0.00/s, Random read ahead 0.00/s LRU len: 471, unzip_LRU len: 0 I/O sum[0]:cur[0], unzip sum[0]:cur[0] -------------- ROW OPERATIONS -------------- 0 queries inside InnoDB, 0 queries in queue 0 read views open inside InnoDB Process ID=2560, Main thread ID=19488, state: making checkpoint Number of rows inserted 0, updated 0, deleted 0, read 0 0.00 inserts/s, 0.00 updates/s, 0.00 deletes/s, 0.00 reads/s Number of system rows inserted 0, updated 0, deleted 0, read 0 0.00 inserts/s, 0.00 updates/s, 0.00 deletes/s, 0.00 reads/s ---------------------------- END OF INNODB MONITOR OUTPUT ============================ ===================================== 2026-09-18 15:44:00 0x5688 INNODB MONITOR OUTPUT ===================================== Per second averages calculated from the last 20 seconds ----------------- BACKGROUND THREAD ----------------- srv_master_thread loops: 0 srv_active, 0 srv_shutdown, 1 srv_idle srv_master_thread log flush and writes: 1 ---------- SEMAPHORES ---------- OS WAIT ARRAY INFO: reservation count 22 --Thread 19488 has waited at log0log.cc line 1392 for 1026.00 seconds the semaphore: S-lock on RW-latch at 00007FF67B6441D0 created in file log0log.cc line 579 a writer (thread id 0) has reserved it in mode exclusive number of readers 0, waiters flag 1, lock_word: 0 Last time write locked in file log0log.cc line 1342 OS WAIT ARRAY INFO: signal count 12 RW-shared spins 8, rounds 202, OS waits 5 RW-excl spins 67, rounds 165, OS waits 0 RW-sx spins 0, rounds 0, OS waits 0 Spin rounds per wait: 25.25 RW-shared, 2.46 RW-excl, 0.00 RW-sx ------------------------ LATEST FOREIGN KEY ERROR ------------------------ ¦ØºvÙ\ÿßÿ%testÿ%test\_%ÿ localhostphpmyadminpmaÿ  localhosttourist_grouping_dbtravelin_appÿ  127.0.0.1tourist_grouping_dbtravelin_appÆCƒCR1/# #‰}¤}------------ TRANSACTIONS ------------ Trx id counter 1547 Purge done for trx's n:o < 1545 undo n:o < 0 state: running but idle History list length 20 LIST OF TRANSACTIONS FOR EACH SESSION: -------- FILE I/O -------- I/O thread 0 state: native aio handle (insert buffer thread) I/O thread 1 state: native aio handle (log thread) I/O thread 2 state: native aio handle (read thread) I/O thread 3 state: native aio handle (read thread) I/O thread 4 state: native aio handle (read thread) I/O thread 5 state: native aio handle (read thread) I/O thread 6 state: native aio handle (write thread) I/O thread 7 state: native aio handle (write thread) I/O thread 8 state: native aio handle (write thread) I/O thread 9 state: native aio handle (write thread) Pending normal aio reads: [0, 0, 0, 0] , aio writes: [0, 0, 0, 0] , ibuf aio reads:, log i/o's:, sync i/o's: Pending flushes (fsync) log: 0; buffer pool: 0 369 OS file reads, 135 OS file writes, 3 OS fsyncs 0.00 reads/s, 0 avg bytes/read, 0.00 writes/s, 0.00 fsyncs/s ------------------------------------- INSERT BUFFER AND ADAPTIVE HASH INDEX ------------------------------------- Ibuf: size 1, free list len 0, seg size 2, 0 merges merged operations: insert 0, delete mark 0, delete 0 discarded operations: insert 0, delete mark 0, delete 0 Hash table size 4441, node heap has 0 buffer(s) Hash table size 4441, node heap has 0 buffer(s) Hash table size 4441, node heap has 0 buffer(s) Hash table size 4441, node heap has 0 buffer(s) Hash table size 4441, node heap has 0 buffer(s) Hash table size 4441, node heap has 0 buffer(s) Hash table size 4441, node heap has 2 buffer(s) Hash table size 4441, node heap has 0 buffer(s) 0.00 hash searches/s, 0.00 non-hash searches/s --- LOG --- Log sequence number 5253008 Log flushed up to 5253008 Pages flushed up to 5253008 Last checkpoint at 5252981 0 pending log flushes, 1 pending chkp writes 11 log i/o's done, 0.00 log i/o's/second ---------------------- BUFFER POOL AND MEMORY ---------------------- Total large memory allocated 33554432 Dictionary memory allocated 60096 Buffer pool size 1003 Free buffers 530 Database pages 471 Old database pages 0 Modified db pages 0 Percent of dirty pages(LRU & free pages): 0.000 Max dirty pages percent: 75.000 Pending reads 0 Pending writes: LRU 0, flush list 0, single page 0 Pages made young 0, not young 0 0.00 youngs/s, 0.00 non-youngs/s Pages read 340, created 131, written 131 0.00 reads/s, 0.00 creates/s, 0.00 writes/s No buffer pool page gets since the last printout Pages read ahead 0.00/s, evicted without access 0.00/s, Random read ahead 0.00/s LRU len: 471, unzip_LRU len: 0 I/O sum[0]:cur[0], unzip sum[0]:cur[0] -------------- ROW OPERATIONS -------------- 0 queries inside InnoDB, 0 queries in queue 0 read views open inside InnoDB Process ID=2560, Main thread ID=19488, state: making checkpoint Number of rows inserted 0, updated 0, deleted 0, read 0 0.00 inserts/s, 0.00 updates/s, 0.00 deletes/s, 0.00 reads/s Number of system rows inserted 0, updated 0, deleted 0, read 0 0.00 inserts/s, 0.00 updates/s, 0.00 deletes/s, 0.00 reads/s ---------------------------- END OF INNODB MONITOR OUTPUT ============================ InnoDB: ###### Diagnostic info printed to the standard error stream 2026-09-18 15:44:11 0 [Warning] InnoDB: A long semaphore wait: --Thread 19488 has waited at log0log.cc line 1392 for 1037.00 seconds the semaphore: S-lock on RW-latch at 00007FF67B6441D0 created in file log0log.cc line 579 a writer (thread id 0) has reserved it in mode exclusive number of readers 0, waiters flag 1, lock_word: 0 Last time write locked in file log0log.cc line 1342 2026-09-18 15:44:11 0 [Note] InnoDB: A semaphore wait: --Thread 19488 has waited at log0log.cc line 1392 for 1037.00 seconds the semaphore: S-lock on RW-latch at 00007FF67B6441D0 created in file log0log.cc line 579 a writer (thread id 0) has reserved it in mode exclusive number of readers 0, waiters flag 1, lock_word: 0 Last time write locked in file log0log.cc line 1342 InnoDB: ###### Starts InnoDB Monitor for 30 secs to print diagnostic info: InnoDB: Pending reads 0, writes 0 ===================================== 2026-09-18 15:44:20 0x5688 INNODB MONITOR OUTPUT ===================================== Per second averages calculated from the last 20 seconds ----------------- BACKGROUND THREAD ----------------- srv_master_thread loops: 0 srv_active, 0 srv_shutdown, 1 srv_idle srv_master_thread log flush and writes: 1 ---------- SEMAPHORES ---------- OS WAIT ARRAY INFO: reservation count 22 --Thread 19488 has waited at log0log.cc line 1392 for 1046.00 seconds the semaphore: S-lock on RW-latch at 00007FF67B6441D0 created in file log0log.cc line 579 a writer (thread id 0) has reserved it in mode exclusive number of readers 0, waiters flag 1, lock_word: 0 Last time write locked in file log0log.cc line 1342 OS WAIT ARRAY INFO: signal count 12 RW-shared spins 8, rounds 202, OS waits 5 RW-excl spins 67, rounds 165, OS waits 0 RW-sx spins 0, rounds 0, OS waits 0 Spin rounds per wait: 25.25 RW-shared, 2.46 RW-excl, 0.00 RW-sx ------------------------ LATEST FOREIGN KEY ERROR ------------------------ ¦ØºvÙ\ÿßÿ%testÿ%test\_%ÿ localhostphpmyadminpmaÿ  localhosttourist_grouping_dbtravelin_appÿ  127.0.0.1tourist_grouping_dbtravelin_appÆCƒCR1/# #‰}¤}------------ TRANSACTIONS ------------ Trx id counter 1547 Purge done for trx's n:o < 1545 undo n:o < 0 state: running but idle History list length 20 LIST OF TRANSACTIONS FOR EACH SESSION: -------- FILE I/O -------- I/O thread 0 state: native aio handle (insert buffer thread) I/O thread 1 state: native aio handle (log thread) I/O thread 2 state: native aio handle (read thread) I/O thread 3 state: native aio handle (read thread) I/O thread 4 state: native aio handle (read thread) I/O thread 5 state: native aio handle (read thread) I/O thread 6 state: native aio handle (write thread) I/O thread 7 state: native aio handle (write thread) I/O thread 8 state: native aio handle (write thread) I/O thread 9 state: native aio handle (write thread) Pending normal aio reads: [0, 0, 0, 0] , aio writes: [0, 0, 0, 0] , ibuf aio reads:, log i/o's:, sync i/o's: Pending flushes (fsync) log: 0; buffer pool: 0 369 OS file reads, 135 OS file writes, 3 OS fsyncs 0.00 reads/s, 0 avg bytes/read, 0.00 writes/s, 0.00 fsyncs/s ------------------------------------- INSERT BUFFER AND ADAPTIVE HASH INDEX ------------------------------------- Ibuf: size 1, free list len 0, seg size 2, 0 merges merged operations: insert 0, delete mark 0, delete 0 discarded operations: insert 0, delete mark 0, delete 0 Hash table size 4441, node heap has 0 buffer(s) Hash table size 4441, node heap has 0 buffer(s) Hash table size 4441, node heap has 0 buffer(s) Hash table size 4441, node heap has 0 buffer(s) Hash table size 4441, node heap has 0 buffer(s) Hash table size 4441, node heap has 0 buffer(s) Hash table size 4441, node heap has 2 buffer(s) Hash table size 4441, node heap has 0 buffer(s) 0.00 hash searches/s, 0.00 non-hash searches/s --- LOG --- Log sequence number 5253008 Log flushed up to 5253008 Pages flushed up to 5253008 Last checkpoint at 5252981 0 pending log flushes, 1 pending chkp writes 11 log i/o's done, 0.00 log i/o's/second ---------------------- BUFFER POOL AND MEMORY ---------------------- Total large memory allocated 33554432 Dictionary memory allocated 60096 Buffer pool size 1003 Free buffers 530 Database pages 471 Old database pages 0 Modified db pages 0 Percent of dirty pages(LRU & free pages): 0.000 Max dirty pages percent: 75.000 Pending reads 0 Pending writes: LRU 0, flush list 0, single page 0 Pages made young 0, not young 0 0.00 youngs/s, 0.00 non-youngs/s Pages read 340, created 131, written 131 0.00 reads/s, 0.00 creates/s, 0.00 writes/s No buffer pool page gets since the last printout Pages read ahead 0.00/s, evicted without access 0.00/s, Random read ahead 0.00/s LRU len: 471, unzip_LRU len: 0 I/O sum[0]:cur[0], unzip sum[0]:cur[0] -------------- ROW OPERATIONS -------------- 0 queries inside InnoDB, 0 queries in queue 0 read views open inside InnoDB Process ID=2560, Main thread ID=19488, state: making checkpoint Number of rows inserted 0, updated 0, deleted 0, read 0 0.00 inserts/s, 0.00 updates/s, 0.00 deletes/s, 0.00 reads/s Number of system rows inserted 0, updated 0, deleted 0, read 0 0.00 inserts/s, 0.00 updates/s, 0.00 deletes/s, 0.00 reads/s ---------------------------- END OF INNODB MONITOR OUTPUT ============================ ===================================== 2026-09-18 15:44:40 0x5688 INNODB MONITOR OUTPUT ===================================== Per second averages calculated from the last 20 seconds ----------------- BACKGROUND THREAD ----------------- srv_master_thread loops: 0 srv_active, 0 srv_shutdown, 1 srv_idle srv_master_thread log flush and writes: 1 ---------- SEMAPHORES ---------- OS WAIT ARRAY INFO: reservation count 22 --Thread 19488 has waited at log0log.cc line 1392 for 1066.00 seconds the semaphore: S-lock on RW-latch at 00007FF67B6441D0 created in file log0log.cc line 579 a writer (thread id 0) has reserved it in mode exclusive number of readers 0, waiters flag 1, lock_word: 0 Last time write locked in file log0log.cc line 1342 OS WAIT ARRAY INFO: signal count 12 RW-shared spins 8, rounds 202, OS waits 5 RW-excl spins 67, rounds 165, OS waits 0 RW-sx spins 0, rounds 0, OS waits 0 Spin rounds per wait: 25.25 RW-shared, 2.46 RW-excl, 0.00 RW-sx ------------------------ LATEST FOREIGN KEY ERROR ------------------------ ¦ØºvÙ\ÿßÿ%testÿ%test\_%ÿ localhostphpmyadminpmaÿ  localhosttourist_grouping_dbtravelin_appÿ  127.0.0.1tourist_grouping_dbtravelin_appÆCƒCR1/# #‰}¤}------------ TRANSACTIONS ------------ Trx id counter 1547 Purge done for trx's n:o < 1545 undo n:o < 0 state: running but idle History list length 20 LIST OF TRANSACTIONS FOR EACH SESSION: -------- FILE I/O -------- I/O thread 0 state: native aio handle (insert buffer thread) I/O thread 1 state: native aio handle (log thread) I/O thread 2 state: native aio handle (read thread) I/O thread 3 state: native aio handle (read thread) I/O thread 4 state: native aio handle (read thread) I/O thread 5 state: native aio handle (read thread) I/O thread 6 state: native aio handle (write thread) I/O thread 7 state: native aio handle (write thread) I/O thread 8 state: native aio handle (write thread) I/O thread 9 state: native aio handle (write thread) Pending normal aio reads: [0, 0, 0, 0] , aio writes: [0, 0, 0, 0] , ibuf aio reads:, log i/o's:, sync i/o's: Pending flushes (fsync) log: 0; buffer pool: 0 369 OS file reads, 135 OS file writes, 3 OS fsyncs 0.00 reads/s, 0 avg bytes/read, 0.00 writes/s, 0.00 fsyncs/s ------------------------------------- INSERT BUFFER AND ADAPTIVE HASH INDEX ------------------------------------- Ibuf: size 1, free list len 0, seg size 2, 0 merges merged operations: insert 0, delete mark 0, delete 0 discarded operations: insert 0, delete mark 0, delete 0 Hash table size 4441, node heap has 0 buffer(s) Hash table size 4441, node heap has 0 buffer(s) Hash table size 4441, node heap has 0 buffer(s) Hash table size 4441, node heap has 0 buffer(s) Hash table size 4441, node heap has 0 buffer(s) Hash table size 4441, node heap has 0 buffer(s) Hash table size 4441, node heap has 2 buffer(s) Hash table size 4441, node heap has 0 buffer(s) 0.00 hash searches/s, 0.00 non-hash searches/s --- LOG --- Log sequence number 5253008 Log flushed up to 5253008 Pages flushed up to 5253008 Last checkpoint at 5252981 0 pending log flushes, 1 pending chkp writes 11 log i/o's done, 0.00 log i/o's/second ---------------------- BUFFER POOL AND MEMORY ---------------------- Total large memory allocated 33554432 Dictionary memory allocated 60096 Buffer pool size 1003 Free buffers 530 Database pages 471 Old database pages 0 Modified db pages 0 Percent of dirty pages(LRU & free pages): 0.000 Max dirty pages percent: 75.000 Pending reads 0 Pending writes: LRU 0, flush list 0, single page 0 Pages made young 0, not young 0 0.00 youngs/s, 0.00 non-youngs/s Pages read 340, created 131, written 131 0.00 reads/s, 0.00 creates/s, 0.00 writes/s No buffer pool page gets since the last printout Pages read ahead 0.00/s, evicted without access 0.00/s, Random read ahead 0.00/s LRU len: 471, unzip_LRU len: 0 I/O sum[0]:cur[0], unzip sum[0]:cur[0] -------------- ROW OPERATIONS -------------- 0 queries inside InnoDB, 0 queries in queue 0 read views open inside InnoDB Process ID=2560, Main thread ID=19488, state: making checkpoint Number of rows inserted 0, updated 0, deleted 0, read 0 0.00 inserts/s, 0.00 updates/s, 0.00 deletes/s, 0.00 reads/s Number of system rows inserted 0, updated 0, deleted 0, read 0 0.00 inserts/s, 0.00 updates/s, 0.00 deletes/s, 0.00 reads/s ---------------------------- END OF INNODB MONITOR OUTPUT ============================ InnoDB: ###### Diagnostic info printed to the standard error stream 2026-09-18 15:44:41 0 [ERROR] [FATAL] InnoDB: Semaphore wait has lasted > 600 seconds. We intentionally crash the server because it appears to be hung. 260918 15:44:41 [ERROR] mysqld got exception 0x80000003 ; Sorry, we probably made a mistake, and this is a bug. Your assistance in bug reporting will enable us to fix this for the next release. To report this bug, see https://mariadb.com/kb/en/reporting-bugs We will try our best to scrape up some info that will hopefully help diagnose the problem, but since we have already crashed, something is definitely wrong and this may fail. Server version: 10.4.32-MariaDB source revision: c4143f909528e3fab0677a28631d10389354c491 key_buffer_size=16777216 read_buffer_size=262144 max_used_connections=0 max_threads=65537 thread_count=5 It is possible that mysqld could use up to key_buffer_size + (read_buffer_size + sort_buffer_size)*max_threads = 20304 K bytes of memory Hope that's ok; if not, decrease some variables in the equation. Thread pointer: 0x0 Attempting backtrace. You can use the following information to find out where mysqld died. If you see no messages after this, something went terribly wrong... mysqld.exe!my_parameter_handler() ucrtbase.dll!raise() ucrtbase.dll!abort() mysqld.exe!??$_Construct@$00PEBD@?$basic_string@DU?$char_traits@D@std@@V?$allocator@D@2@@std@@AEAAXQEBD_K@Z() mysqld.exe!pthread_dummy() KERNEL32.DLL!BaseThreadInitThunk() ntdll.dll!RtlUserThreadStart() The manual page at https://mariadb.com/kb/en/how-to-produce-a-full-stack-trace-for-mariadbd/ contains information that should help you find out what is causing the crash. Writing a core file at C:\xampp\mysql\data Minidump written to C:\xampp\mysql\data\mysqld.dmp 2026-09-18 16:08:18 0 [Note] Starting MariaDB 10.4.32-MariaDB source revision c4143f909528e3fab0677a28631d10389354c491 as process 16236 2026-09-18 16:08:18 0 [Note] InnoDB: Mutexes and rw_locks use Windows interlocked functions 2026-09-18 16:08:18 0 [Note] InnoDB: Uses event mutexes 2026-09-18 16:08:18 0 [Note] InnoDB: Compressed tables use zlib 1.3 2026-09-18 16:08:18 0 [Note] InnoDB: Number of pools: 1 2026-09-18 16:08:18 0 [Note] InnoDB: Using SSE2 crc32 instructions 2026-09-18 16:08:18 0 [Note] InnoDB: Initializing buffer pool, total size = 16M, instances = 1, chunk size = 16M 2026-09-18 16:08:18 0 [Note] InnoDB: Completed initialization of buffer pool 2026-09-18 16:08:18 0 [Note] InnoDB: Starting crash recovery from checkpoint LSN=5252981 2026-09-18 16:08:19 0 [Note] InnoDB: 128 out of 128 rollback segments are active. 2026-09-18 16:08:19 0 [Note] InnoDB: Removed temporary tablespace data file: "ibtmp1" 2026-09-18 16:08:19 0 [Note] InnoDB: Creating shared tablespace for temporary tables 2026-09-18 16:08:19 0 [Note] InnoDB: Setting file 'C:\xampp\mysql\data\ibtmp1' size to 12 MB. Physically writing the file full; Please wait ... 2026-09-18 16:08:19 0 [Note] InnoDB: File 'C:\xampp\mysql\data\ibtmp1' size is now 12 MB. 2026-09-18 16:08:19 0 [Note] InnoDB: Waiting for purge to start 2026-09-18 16:08:19 0 [Note] InnoDB: 10.4.32 started; log sequence number 5252990; transaction id 1546 2026-09-18 16:08:19 0 [Note] InnoDB: Loading buffer pool(s) from C:\xampp\mysql\data\ib_buffer_pool 2026-09-18 16:08:19 0 [Note] Plugin 'FEEDBACK' is disabled. 2026-09-18 16:08:19 0 [Note] InnoDB: Buffer pool(s) load completed at 260918 16:08:19 2026-09-18 16:08:19 0 [Note] Server socket created on IP: '::'. 2026-09-18 19:04:14 0 [Note] Starting MariaDB 10.4.32-MariaDB source revision c4143f909528e3fab0677a28631d10389354c491 as process 6788 2026-09-18 19:04:14 0 [Note] InnoDB: Mutexes and rw_locks use Windows interlocked functions 2026-09-18 19:04:14 0 [Note] InnoDB: Uses event mutexes 2026-09-18 19:04:14 0 [Note] InnoDB: Compressed tables use zlib 1.3 2026-09-18 19:04:14 0 [Note] InnoDB: Number of pools: 1 2026-09-18 19:04:14 0 [Note] InnoDB: Using SSE2 crc32 instructions 2026-09-18 19:04:14 0 [Note] InnoDB: Initializing buffer pool, total size = 16M, instances = 1, chunk size = 16M 2026-09-18 19:04:14 0 [Note] InnoDB: Completed initialization of buffer pool 2026-09-18 19:04:14 0 [Note] InnoDB: Starting crash recovery from checkpoint LSN=5255602 2026-09-18 19:04:14 0 [Note] InnoDB: 128 out of 128 rollback segments are active. 2026-09-18 19:04:14 0 [Note] InnoDB: Removed temporary tablespace data file: "ibtmp1" 2026-09-18 19:04:14 0 [Note] InnoDB: Creating shared tablespace for temporary tables 2026-09-18 19:04:14 0 [Note] InnoDB: Setting file 'C:\xampp\mysql\data\ibtmp1' size to 12 MB. Physically writing the file full; Please wait ... 2026-09-18 19:04:14 0 [Note] InnoDB: File 'C:\xampp\mysql\data\ibtmp1' size is now 12 MB. 2026-09-18 19:04:14 0 [Note] InnoDB: Waiting for purge to start 2026-09-18 19:04:14 0 [Note] InnoDB: 10.4.32 started; log sequence number 5255611; transaction id 1590 2026-09-18 19:04:14 0 [Note] InnoDB: Loading buffer pool(s) from C:\xampp\mysql\data\ib_buffer_pool 2026-09-18 19:04:14 0 [Note] Plugin 'FEEDBACK' is disabled. 2026-09-18 19:04:14 0 [Note] InnoDB: Buffer pool(s) load completed at 260918 19:04:14 2026-09-18 19:04:14 0 [Note] Server socket created on IP: '::'. 2026-09-19 14:45:53 0 [Note] Starting MariaDB 10.4.32-MariaDB source revision c4143f909528e3fab0677a28631d10389354c491 as process 13088 2026-09-19 14:45:53 0 [Note] mysqld.exe: Aria engine: starting recovery recovered pages: 0% 10% 20% 30% 40% 50% 60% 70% 80% 90% 100% (0.1 seconds); tables to flush: 3 2 1 0 (0.0 seconds); 2026-09-19 14:45:53 0 [Note] mysqld.exe: Aria engine: recovery done 2026-09-19 14:45:53 0 [Note] InnoDB: Mutexes and rw_locks use Windows interlocked functions 2026-09-19 14:45:53 0 [Note] InnoDB: Uses event mutexes 2026-09-19 14:45:53 0 [Note] InnoDB: Compressed tables use zlib 1.3 2026-09-19 14:45:53 0 [Note] InnoDB: Number of pools: 1 2026-09-19 14:45:53 0 [Note] InnoDB: Using SSE2 crc32 instructions 2026-09-19 14:45:53 0 [Note] InnoDB: Initializing buffer pool, total size = 16M, instances = 1, chunk size = 16M 2026-09-19 14:45:53 0 [Note] InnoDB: Completed initialization of buffer pool 2026-09-19 14:45:53 0 [Note] InnoDB: Starting crash recovery from checkpoint LSN=5733291 2026-09-19 14:45:54 0 [Note] InnoDB: 128 out of 128 rollback segments are active. 2026-09-19 14:45:54 0 [Note] InnoDB: Removed temporary tablespace data file: "ibtmp1" 2026-09-19 14:45:54 0 [Note] InnoDB: Creating shared tablespace for temporary tables 2026-09-19 14:45:54 0 [Note] InnoDB: Setting file 'C:\xampp\mysql\data\ibtmp1' size to 12 MB. Physically writing the file full; Please wait ... 2026-09-19 14:45:54 0 [Note] InnoDB: File 'C:\xampp\mysql\data\ibtmp1' size is now 12 MB. 2026-09-19 14:45:54 0 [Note] InnoDB: Waiting for purge to start 2026-09-19 14:45:54 0 [Note] InnoDB: 10.4.32 started; log sequence number 5733300; transaction id 1962 2026-09-19 14:45:54 0 [Note] InnoDB: Loading buffer pool(s) from C:\xampp\mysql\data\ib_buffer_pool 2026-09-19 14:45:54 0 [Note] Plugin 'FEEDBACK' is disabled. 2026-09-19 14:45:54 0 [Note] InnoDB: Buffer pool(s) load completed at 260919 14:45:54 2026-09-19 14:45:54 0 [Note] Server socket created on IP: '::'. 2026-09-19 20:24:08 0 [Note] Starting MariaDB 10.4.32-MariaDB source revision c4143f909528e3fab0677a28631d10389354c491 as process 7352 2026-09-19 20:24:08 0 [Note] mysqld: Aria engine: starting recovery recovered pages: 0% 12% 27% 37% 51% 63% 74% 89% 100% (0.0 seconds); tables to flush: 2 1 0 (0.0 seconds); 2026-09-19 20:24:08 0 [Note] mysqld: Aria engine: recovery done 2026-09-19 20:24:08 0 [Note] InnoDB: Mutexes and rw_locks use Windows interlocked functions 2026-09-19 20:24:08 0 [Note] InnoDB: Uses event mutexes 2026-09-19 20:24:08 0 [Note] InnoDB: Compressed tables use zlib 1.3 2026-09-19 20:24:08 0 [Note] InnoDB: Number of pools: 1 2026-09-19 20:24:08 0 [Note] InnoDB: Using SSE2 crc32 instructions 2026-09-19 20:24:08 0 [Note] InnoDB: Initializing buffer pool, total size = 16M, instances = 1, chunk size = 16M 2026-09-19 20:24:08 0 [Note] InnoDB: Completed initialization of buffer pool 2026-09-19 20:24:08 0 [Note] InnoDB: Starting crash recovery from checkpoint LSN=5753938 2026-09-19 20:24:08 0 [Note] InnoDB: Starting final batch to recover 107 pages from redo log. 2026-09-19 20:24:09 0 [Note] InnoDB: 128 out of 128 rollback segments are active. 2026-09-19 20:24:09 0 [Note] InnoDB: Removed temporary tablespace data file: "ibtmp1" 2026-09-19 20:24:09 0 [Note] InnoDB: Creating shared tablespace for temporary tables 2026-09-19 20:24:09 0 [Note] InnoDB: Setting file 'C:\xampp\mysql\data\ibtmp1' size to 12 MB. Physically writing the file full; Please wait ... 2026-09-19 20:24:09 0 [Note] InnoDB: File 'C:\xampp\mysql\data\ibtmp1' size is now 12 MB. 2026-09-19 20:24:09 0 [Note] InnoDB: Waiting for purge to start 2026-09-19 20:24:09 0 [Note] InnoDB: 10.4.32 started; log sequence number 6146483; transaction id 2312 2026-09-19 20:24:09 0 [Note] InnoDB: Loading buffer pool(s) from C:\xampp\mysql\data\ib_buffer_pool 2026-09-19 20:24:09 0 [Note] Plugin 'FEEDBACK' is disabled. 2026-09-19 20:24:09 0 [Note] InnoDB: Buffer pool(s) load completed at 260919 20:24:09 2026-09-19 20:24:09 0 [Note] Server socket created on IP: '::'. 2026-09-19 20:24:09 0 [Note] Reading of all Master_info entries succeeded 2026-09-19 20:24:09 0 [Note] Added new Master_info '' to hash table 2026-09-19 20:24:09 0 [Note] mysql\bin\mysqld: ready for connections. Version: '10.4.32-MariaDB' socket: '' port: 3306 mariadb.org binary distribution 2026-09-19 20:50:35 0 [Note] Starting MariaDB 10.4.32-MariaDB source revision c4143f909528e3fab0677a28631d10389354c491 as process 8016 2026-09-19 20:50:35 0 [Note] mysqld.exe: Aria engine: starting recovery recovered pages: 0% 17% 42% 66% 91% 100% (0.0 seconds); tables to flush: 2 1 0 (0.0 seconds); 2026-09-19 20:50:35 0 [Note] mysqld.exe: Aria engine: recovery done 2026-09-19 20:50:35 0 [Note] InnoDB: Mutexes and rw_locks use Windows interlocked functions 2026-09-19 20:50:35 0 [Note] InnoDB: Uses event mutexes 2026-09-19 20:50:35 0 [Note] InnoDB: Compressed tables use zlib 1.3 2026-09-19 20:50:35 0 [Note] InnoDB: Number of pools: 1 2026-09-19 20:50:35 0 [Note] InnoDB: Using SSE2 crc32 instructions 2026-09-19 20:50:35 0 [Note] InnoDB: Initializing buffer pool, total size = 16M, instances = 1, chunk size = 16M 2026-09-19 20:50:35 0 [Note] InnoDB: Completed initialization of buffer pool 2026-09-19 20:50:35 0 [Note] InnoDB: Starting crash recovery from checkpoint LSN=6307599 2026-09-19 20:50:36 0 [Note] InnoDB: 128 out of 128 rollback segments are active. 2026-09-19 20:50:36 0 [Note] InnoDB: Removed temporary tablespace data file: "ibtmp1" 2026-09-19 20:50:36 0 [Note] InnoDB: Creating shared tablespace for temporary tables 2026-09-19 20:50:36 0 [Note] InnoDB: Setting file 'C:\xampp\mysql\data\ibtmp1' size to 12 MB. Physically writing the file full; Please wait ... 2026-09-19 20:50:36 0 [Note] InnoDB: File 'C:\xampp\mysql\data\ibtmp1' size is now 12 MB. 2026-09-19 20:50:36 0 [Note] InnoDB: Waiting for purge to start 2026-09-19 20:50:36 0 [Note] InnoDB: 10.4.32 started; log sequence number 6307608; transaction id 2451 2026-09-19 20:50:36 0 [Note] InnoDB: Loading buffer pool(s) from C:\xampp\mysql\data\ib_buffer_pool 2026-09-19 20:50:36 0 [Note] Plugin 'FEEDBACK' is disabled. 2026-09-19 20:50:36 0 [Note] Server socket created on IP: '::'. 2026-09-19 20:50:36 0 [Note] InnoDB: Buffer pool(s) load completed at 260919 20:50:36 2026-09-19 20:50:36 0 [Note] Reading of all Master_info entries succeeded 2026-09-19 20:50:36 0 [Note] Added new Master_info '' to hash table 2026-09-19 20:50:36 0 [Note] C:\xampp\mysql\bin\mysqld.exe: ready for connections. Version: '10.4.32-MariaDB' socket: '' port: 3306 mariadb.org binary distribution 2026-09-19 20:55:16 2 [Warning] InnoDB: Retry attempts for reading partial data failed. 2026-09-19 20:55:16 2 [ERROR] InnoDB: Tried to read 16384 bytes at offset 393216, but was only able to read 0 2026-09-19 20:55:16 2 [ERROR] InnoDB: Operating system error number 203 in a file operation. 2026-09-19 20:55:16 2 [Note] InnoDB: Some operating system error numbers are described at https://mariadb.com/kb/en/library/operating-system-error-codes/ 2026-09-19 20:55:16 2 [ERROR] InnoDB: File (unknown): 'read' returned OS error 403. Cannot continue operation 260919 20:55:16 [ERROR] mysqld got exception 0x80000003 ; Sorry, we probably made a mistake, and this is a bug. Your assistance in bug reporting will enable us to fix this for the next release. To report this bug, see https://mariadb.com/kb/en/reporting-bugs We will try our best to scrape up some info that will hopefully help diagnose the problem, but since we have already crashed, something is definitely wrong and this may fail. Server version: 10.4.32-MariaDB source revision: c4143f909528e3fab0677a28631d10389354c491 key_buffer_size=16777216 read_buffer_size=262144 max_used_connections=2 max_threads=65537 thread_count=5 It is possible that mysqld could use up to key_buffer_size + (read_buffer_size + sort_buffer_size)*max_threads = 20304 K bytes of memory Hope that's ok; if not, decrease some variables in the equation. Thread pointer: 0x2772728c2e8 Attempting backtrace. You can use the following information to find out where mysqld died. If you see no messages after this, something went terribly wrong... mysqld.exe!my_parameter_handler() ucrtbase.dll!raise() ucrtbase.dll!abort() mysqld.exe!?_Forced_rehash@?$_Hash@V?$_Umap_traits@PEAU_iobuf@@PEAXV?$_Uhash_compare@PEAU_iobuf@@U?$hash@PEAU_iobuf@@@std@@U?$equal_to@PEAU_iobuf@@@3@@std@@V?$allocator@U?$pair@QEAU_iobuf@@PEAX@std@@@3@$0A@@std@@@std@@IEAAX_K@Z() mysqld.exe!?_Forced_rehash@?$_Hash@V?$_Umap_traits@PEAU_iobuf@@PEAXV?$_Uhash_compare@PEAU_iobuf@@U?$hash@PEAU_iobuf@@@std@@U?$equal_to@PEAU_iobuf@@@3@@std@@V?$allocator@U?$pair@QEAU_iobuf@@PEAX@std@@@3@$0A@@std@@@std@@IEAAX_K@Z() mysqld.exe!?_Forced_rehash@?$_Hash@V?$_Umap_traits@PEAU_iobuf@@PEAXV?$_Uhash_compare@PEAU_iobuf@@U?$hash@PEAU_iobuf@@@std@@U?$equal_to@PEAU_iobuf@@@3@@std@@V?$allocator@U?$pair@QEAU_iobuf@@PEAX@std@@@3@$0A@@std@@@std@@IEAAX_K@Z() mysqld.exe!pthread_dummy() mysqld.exe!?_Forced_rehash@?$_Hash@V?$_Umap_traits@PEAU_iobuf@@PEAXV?$_Uhash_compare@PEAU_iobuf@@U?$hash@PEAU_iobuf@@@std@@U?$equal_to@PEAU_iobuf@@@3@@std@@V?$allocator@U?$pair@QEAU_iobuf@@PEAX@std@@@3@$0A@@std@@@std@@IEAAX_K@Z() mysqld.exe!?_Forced_rehash@?$_Hash@V?$_Umap_traits@PEAU_iobuf@@PEAXV?$_Uhash_compare@PEAU_iobuf@@U?$hash@PEAU_iobuf@@@std@@U?$equal_to@PEAU_iobuf@@@3@@std@@V?$allocator@U?$pair@QEAU_iobuf@@PEAX@std@@@3@$0A@@std@@@std@@IEAAX_K@Z() mysqld.exe!pthread_dummy() mysqld.exe!pthread_dummy() mysqld.exe!pthread_dummy() mysqld.exe!pthread_dummy() mysqld.exe!pthread_dummy() mysqld.exe!?_Forced_rehash@?$_Hash@V?$_Umap_traits@PEAU_iobuf@@PEAXV?$_Uhash_compare@PEAU_iobuf@@U?$hash@PEAU_iobuf@@@std@@U?$equal_to@PEAU_iobuf@@@3@@std@@V?$allocator@U?$pair@QEAU_iobuf@@PEAX@std@@@3@$0A@@std@@@std@@IEAAX_K@Z() mysqld.exe!?_Forced_rehash@?$_Hash@V?$_Umap_traits@PEAU_iobuf@@PEAXV?$_Uhash_compare@PEAU_iobuf@@U?$hash@PEAU_iobuf@@@std@@U?$equal_to@PEAU_iobuf@@@3@@std@@V?$allocator@U?$pair@QEAU_iobuf@@PEAX@std@@@3@$0A@@std@@@std@@IEAAX_K@Z() mysqld.exe!?_Forced_rehash@?$_Hash@V?$_Umap_traits@PEAU_iobuf@@PEAXV?$_Uhash_compare@PEAU_iobuf@@U?$hash@PEAU_iobuf@@@std@@U?$equal_to@PEAU_iobuf@@@3@@std@@V?$allocator@U?$pair@QEAU_iobuf@@PEAX@std@@@3@$0A@@std@@@std@@IEAAX_K@Z() mysqld.exe!?_Forced_rehash@?$_Hash@V?$_Umap_traits@PEAU_iobuf@@PEAXV?$_Uhash_compare@PEAU_iobuf@@U?$hash@PEAU_iobuf@@@std@@U?$equal_to@PEAU_iobuf@@@3@@std@@V?$allocator@U?$pair@QEAU_iobuf@@PEAX@std@@@3@$0A@@std@@@std@@IEAAX_K@Z() mysqld.exe!?_Forced_rehash@?$_Hash@V?$_Umap_traits@PEAU_iobuf@@PEAXV?$_Uhash_compare@PEAU_iobuf@@U?$hash@PEAU_iobuf@@@std@@U?$equal_to@PEAU_iobuf@@@3@@std@@V?$allocator@U?$pair@QEAU_iobuf@@PEAX@std@@@3@$0A@@std@@@std@@IEAAX_K@Z() mysqld.exe!pthread_dummy() mysqld.exe!pthread_dummy() mysqld.exe!pthread_dummy() mysqld.exe!pthread_dummy() mysqld.exe!pthread_dummy() KERNEL32.DLL!BaseThreadInitThunk() ntdll.dll!RtlUserThreadStart() Trying to get some variables. Some pointers may be invalid and cause the dump to abort. Query (0x0): Connection ID (thread ID): 2 Status: NOT_KILLED Optimizer switch: index_merge=on,index_merge_union=on,index_merge_sort_union=on,index_merge_intersection=on,index_merge_sort_intersection=off,engine_condition_pushdown=off,index_condition_pushdown=on,derived_merge=on,derived_with_keys=on,firstmatch=on,loosescan=on,materialization=on,in_to_exists=on,semijoin=on,partial_match_rowid_merge=on,partial_match_table_scan=on,subquery_cache=on,mrr=off,mrr_cost_based=off,mrr_sort_keys=off,outer_join_with_cache=on,semijoin_with_cache=on,join_cache_incremental=on,join_cache_hashed=on,join_cache_bka=on,optimize_join_buffer_size=on,table_elimination=on,extended_keys=on,exists_to_in=on,orderby_uses_equalities=on,condition_pushdown_for_derived=on,split_materialized=on,condition_pushdown_for_subquery=on,rowid_filter=on,condition_pushdown_from_having=on The manual page at https://mariadb.com/kb/en/how-to-produce-a-full-stack-trace-for-mariadbd/ contains information that should help you find out what is causing the crash. Writing a core file at C:\xampp\mysql\data Minidump written to C:\xampp\mysql\data\mysqld.dmp 2026-09-19 20:58:10 0 [Note] Starting MariaDB 10.4.32-MariaDB source revision c4143f909528e3fab0677a28631d10389354c491 as process 8808 2026-09-19 20:58:10 0 [Note] InnoDB: Mutexes and rw_locks use Windows interlocked functions 2026-09-19 20:58:10 0 [Note] InnoDB: Uses event mutexes 2026-09-19 20:58:10 0 [Note] InnoDB: Compressed tables use zlib 1.3 2026-09-19 20:58:10 0 [Note] InnoDB: Number of pools: 1 2026-09-19 20:58:10 0 [Note] InnoDB: Using SSE2 crc32 instructions 2026-09-19 20:58:10 0 [Note] InnoDB: Initializing buffer pool, total size = 16M, instances = 1, chunk size = 16M 2026-09-19 20:58:10 0 [Note] InnoDB: Completed initialization of buffer pool 2026-09-19 20:58:10 0 [Note] InnoDB: Starting crash recovery from checkpoint LSN=6512058 2026-09-19 20:58:10 0 [Note] InnoDB: Starting final batch to recover 63 pages from redo log. 2026-09-19 20:58:11 0 [Note] InnoDB: 128 out of 128 rollback segments are active. 2026-09-19 20:58:11 0 [Note] InnoDB: Removed temporary tablespace data file: "ibtmp1" 2026-09-19 20:58:11 0 [Note] InnoDB: Creating shared tablespace for temporary tables 2026-09-19 20:58:11 0 [Note] InnoDB: Setting file 'C:\xampp\mysql\data\ibtmp1' size to 12 MB. Physically writing the file full; Please wait ... 2026-09-19 20:58:11 0 [Note] InnoDB: File 'C:\xampp\mysql\data\ibtmp1' size is now 12 MB. 2026-09-19 20:58:11 0 [Note] InnoDB: Waiting for purge to start 2026-09-19 20:58:11 0 [Note] InnoDB: 10.4.32 started; log sequence number 6546884; transaction id 2597 2026-09-19 20:58:11 0 [Note] InnoDB: Loading buffer pool(s) from C:\xampp\mysql\data\ib_buffer_pool 2026-09-19 20:58:11 0 [Note] Plugin 'FEEDBACK' is disabled. 2026-09-19 20:58:11 0 [Note] InnoDB: Buffer pool(s) load completed at 260919 20:58:11 2026-09-19 20:58:11 0 [Note] Server socket created on IP: '::'. 2026-09-19 21:18:38 0 [Note] Starting MariaDB 10.4.32-MariaDB source revision c4143f909528e3fab0677a28631d10389354c491 as process 5372 2026-09-19 21:18:38 0 [Note] mysqld.exe: Aria engine: starting recovery recovered pages: 0% 12% 23% 34% 44% 55% 65% 76% 87% 98% 100% (0.0 seconds); tables to flush: 2 1 0 (0.0 seconds); 2026-09-19 21:18:38 0 [Note] mysqld.exe: Aria engine: recovery done 2026-09-19 21:18:38 0 [Note] InnoDB: Mutexes and rw_locks use Windows interlocked functions 2026-09-19 21:18:38 0 [Note] InnoDB: Uses event mutexes 2026-09-19 21:18:38 0 [Note] InnoDB: Compressed tables use zlib 1.3 2026-09-19 21:18:38 0 [Note] InnoDB: Number of pools: 1 2026-09-19 21:18:38 0 [Note] InnoDB: Using SSE2 crc32 instructions 2026-09-19 21:18:38 0 [Note] InnoDB: Initializing buffer pool, total size = 16M, instances = 1, chunk size = 16M 2026-09-19 21:18:38 0 [Note] InnoDB: Completed initialization of buffer pool 2026-09-19 21:18:38 0 [Note] InnoDB: Starting crash recovery from checkpoint LSN=6679054 2026-09-19 21:18:38 0 [Note] InnoDB: 128 out of 128 rollback segments are active. 2026-09-19 21:18:38 0 [Note] InnoDB: Removed temporary tablespace data file: "ibtmp1" 2026-09-19 21:18:38 0 [Note] InnoDB: Creating shared tablespace for temporary tables 2026-09-19 21:18:38 0 [Note] InnoDB: Setting file 'C:\xampp\mysql\data\ibtmp1' size to 12 MB. Physically writing the file full; Please wait ... 2026-09-19 21:18:38 0 [Note] InnoDB: File 'C:\xampp\mysql\data\ibtmp1' size is now 12 MB. 2026-09-19 21:18:38 0 [Note] InnoDB: Waiting for purge to start 2026-09-19 21:18:38 0 [Note] InnoDB: 10.4.32 started; log sequence number 6679063; transaction id 2690 2026-09-19 21:18:38 0 [Note] InnoDB: Loading buffer pool(s) from C:\xampp\mysql\data\ib_buffer_pool 2026-09-19 21:18:38 0 [Note] Plugin 'FEEDBACK' is disabled. 2026-09-19 21:18:38 0 [Note] InnoDB: Buffer pool(s) load completed at 260919 21:18:38 2026-09-19 21:18:38 0 [Note] Server socket created on IP: '::'. 2026-09-19 21:26:13 0 [Note] Starting MariaDB 10.4.32-MariaDB source revision c4143f909528e3fab0677a28631d10389354c491 as process 10216 2026-09-19 21:26:13 0 [Note] mysqld.exe: Aria engine: starting recovery recovered pages: 0% 12% 26% 44% 59% 76% 92% 100% (0.0 seconds); tables to flush: 2 1 0 (0.0 seconds); 2026-09-19 21:26:13 0 [Note] mysqld.exe: Aria engine: recovery done 2026-09-19 21:26:13 0 [Note] InnoDB: Mutexes and rw_locks use Windows interlocked functions 2026-09-19 21:26:13 0 [Note] InnoDB: Uses event mutexes 2026-09-19 21:26:13 0 [Note] InnoDB: Compressed tables use zlib 1.3 2026-09-19 21:26:13 0 [Note] InnoDB: Number of pools: 1 2026-09-19 21:26:13 0 [Note] InnoDB: Using SSE2 crc32 instructions 2026-09-19 21:26:13 0 [Note] InnoDB: Initializing buffer pool, total size = 16M, instances = 1, chunk size = 16M 2026-09-19 21:26:13 0 [Note] InnoDB: Completed initialization of buffer pool 2026-09-19 21:26:13 0 [Note] InnoDB: Starting crash recovery from checkpoint LSN=6679054 2026-09-19 21:26:13 0 [Note] InnoDB: Starting final batch to recover 22 pages from redo log. 2026-09-19 21:26:13 0 [Note] InnoDB: 128 out of 128 rollback segments are active. 2026-09-19 21:26:13 0 [Note] InnoDB: Removed temporary tablespace data file: "ibtmp1" 2026-09-19 21:26:13 0 [Note] InnoDB: Creating shared tablespace for temporary tables 2026-09-19 21:26:13 0 [Note] InnoDB: Setting file 'C:\xampp\mysql\data\ibtmp1' size to 12 MB. Physically writing the file full; Please wait ... 2026-09-19 21:26:13 0 [Note] InnoDB: File 'C:\xampp\mysql\data\ibtmp1' size is now 12 MB. 2026-09-19 21:26:13 0 [Note] InnoDB: Waiting for purge to start 2026-09-19 21:26:13 0 [Note] InnoDB: 10.4.32 started; log sequence number 6688895; transaction id 2726 2026-09-19 21:26:13 0 [Note] InnoDB: Loading buffer pool(s) from C:\xampp\mysql\data\ib_buffer_pool 2026-09-19 21:26:13 0 [Note] Plugin 'FEEDBACK' is disabled. 2026-09-19 21:26:13 0 [Note] Server socket created on IP: '::'. 2026-09-19 21:37:27 0 [Note] Starting MariaDB 10.4.32-MariaDB source revision c4143f909528e3fab0677a28631d10389354c491 as process 4644 2026-09-19 21:37:27 0 [Note] InnoDB: Mutexes and rw_locks use Windows interlocked functions 2026-09-19 21:37:27 0 [Note] InnoDB: Uses event mutexes 2026-09-19 21:37:27 0 [Note] InnoDB: Compressed tables use zlib 1.3 2026-09-19 21:37:27 0 [Note] InnoDB: Number of pools: 1 2026-09-19 21:37:27 0 [Note] InnoDB: Using SSE2 crc32 instructions 2026-09-19 21:37:27 0 [Note] InnoDB: Initializing buffer pool, total size = 16M, instances = 1, chunk size = 16M 2026-09-19 21:37:27 0 [Note] InnoDB: Completed initialization of buffer pool 2026-09-19 21:37:27 0 [Note] InnoDB: Starting crash recovery from checkpoint LSN=6689173 2026-09-19 21:37:27 0 [Note] InnoDB: Starting final batch to recover 3 pages from redo log. 2026-09-19 21:37:27 0 [Note] InnoDB: 128 out of 128 rollback segments are active. 2026-09-19 21:37:27 0 [Note] InnoDB: Removed temporary tablespace data file: "ibtmp1" 2026-09-19 21:37:27 0 [Note] InnoDB: Creating shared tablespace for temporary tables 2026-09-19 21:37:27 0 [Note] InnoDB: Setting file 'C:\xampp\mysql\data\ibtmp1' size to 12 MB. Physically writing the file full; Please wait ... 2026-09-19 21:37:27 0 [Note] InnoDB: File 'C:\xampp\mysql\data\ibtmp1' size is now 12 MB. 2026-09-19 21:37:27 0 [Note] InnoDB: Waiting for purge to start 2026-09-19 21:37:27 0 [Note] InnoDB: 10.4.32 started; log sequence number 6689655; transaction id 2731 2026-09-19 21:37:27 0 [Note] InnoDB: Loading buffer pool(s) from C:\xampp\mysql\data\ib_buffer_pool 2026-09-19 21:37:27 0 [Note] Plugin 'FEEDBACK' is disabled. 2026-09-19 21:37:27 0 [Note] Server socket created on IP: '::'. 2026-09-19 21:47:01 0 [Note] Starting MariaDB 10.4.32-MariaDB source revision c4143f909528e3fab0677a28631d10389354c491 as process 16836 2026-09-19 21:47:01 0 [Note] mysqld.exe: Aria engine: starting recovery recovered pages: 0% 17% Got error 176 when executing record redo_insert_row_head 2026-09-19 21:47:01 0 [ERROR] mysqld.exe: Aria engine: Redo phase failed tables to flush: 2 1 0 2026-09-19 21:47:01 0 [ERROR] mysqld.exe: Aria recovery failed. Please run aria_chk -r on all Aria tables and delete all aria_log.######## files 2026-09-19 21:47:01 0 [ERROR] Plugin 'Aria' registration as a STORAGE ENGINE failed. 2026-09-19 21:47:01 0 [Note] InnoDB: Mutexes and rw_locks use Windows interlocked functions 2026-09-19 21:47:01 0 [Note] InnoDB: Uses event mutexes 2026-09-19 21:47:01 0 [Note] InnoDB: Compressed tables use zlib 1.3 2026-09-19 21:47:01 0 [Note] InnoDB: Number of pools: 1 2026-09-19 21:47:01 0 [Note] InnoDB: Using SSE2 crc32 instructions 2026-09-19 21:47:01 0 [Note] InnoDB: Initializing buffer pool, total size = 16M, instances = 1, chunk size = 16M 2026-09-19 21:47:01 0 [Note] InnoDB: Completed initialization of buffer pool 2026-09-19 21:47:01 0 [Note] InnoDB: 128 out of 128 rollback segments are active. 2026-09-19 21:47:01 0 [Note] InnoDB: Creating shared tablespace for temporary tables 2026-09-19 21:47:01 0 [Note] InnoDB: Setting file 'C:\xampp\mysql\data\ibtmp1' size to 12 MB. Physically writing the file full; Please wait ... 2026-09-19 21:47:01 0 [Note] InnoDB: File 'C:\xampp\mysql\data\ibtmp1' size is now 12 MB. 2026-09-19 21:47:01 0 [Note] InnoDB: Waiting for purge to start 2026-09-19 21:47:01 0 [Note] InnoDB: 10.4.32 started; log sequence number 6802557; transaction id 2850 2026-09-19 21:47:01 0 [Note] InnoDB: Loading buffer pool(s) from C:\xampp\mysql\data\ib_buffer_pool 2026-09-19 21:47:01 0 [Note] Plugin 'FEEDBACK' is disabled. 2026-09-19 21:47:01 0 [ERROR] Could not open mysql.plugin table. Some plugins may be not loaded 2026-09-19 21:47:01 0 [ERROR] Failed to initialize plugins. 2026-09-19 21:47:01 0 [ERROR] Aborting 2026-09-19 21:48:44 0 [Note] Starting MariaDB 10.4.32-MariaDB source revision c4143f909528e3fab0677a28631d10389354c491 as process 13976 2026-09-19 21:48:44 0 [Note] InnoDB: Mutexes and rw_locks use Windows interlocked functions 2026-09-19 21:48:44 0 [Note] InnoDB: Uses event mutexes 2026-09-19 21:48:44 0 [Note] InnoDB: Compressed tables use zlib 1.3 2026-09-19 21:48:44 0 [Note] InnoDB: Number of pools: 1 2026-09-19 21:48:44 0 [Note] InnoDB: Using SSE2 crc32 instructions 2026-09-19 21:48:44 0 [Note] InnoDB: Initializing buffer pool, total size = 16M, instances = 1, chunk size = 16M 2026-09-19 21:48:44 0 [Note] InnoDB: Completed initialization of buffer pool 2026-09-19 21:48:44 0 [Note] InnoDB: 128 out of 128 rollback segments are active. 2026-09-19 21:48:44 0 [Note] InnoDB: Creating shared tablespace for temporary tables 2026-09-19 21:48:44 0 [Note] InnoDB: Setting file 'C:\xampp\mysql\data\ibtmp1' size to 12 MB. Physically writing the file full; Please wait ... 2026-09-19 21:48:44 0 [Note] InnoDB: File 'C:\xampp\mysql\data\ibtmp1' size is now 12 MB. 2026-09-19 21:48:44 0 [Note] InnoDB: Waiting for purge to start 2026-09-19 21:48:44 0 [Note] InnoDB: 10.4.32 started; log sequence number 6802566; transaction id 2850 2026-09-19 21:48:44 0 [Note] InnoDB: Loading buffer pool(s) from C:\xampp\mysql\data\ib_buffer_pool 2026-09-19 21:48:44 0 [Note] Plugin 'FEEDBACK' is disabled. 2026-09-19 21:48:44 0 [Note] Server socket created on IP: '::'. 2026-09-21 23:25:33 0 [Note] Starting MariaDB 10.4.32-MariaDB source revision c4143f909528e3fab0677a28631d10389354c491 as process 18860 2026-09-21 23:25:33 0 [Note] mysqld.exe: Aria engine: starting recovery recovered pages: 0% 10% 22% 34% 46% 58% 70% 83% 93% 100% (0.1 seconds); tables to flush: 1 0 (0.0 seconds); 2026-09-21 23:25:33 0 [Note] mysqld.exe: Aria engine: recovery done 2026-09-21 23:25:34 0 [Note] InnoDB: Mutexes and rw_locks use Windows interlocked functions 2026-09-21 23:25:34 0 [Note] InnoDB: Uses event mutexes 2026-09-21 23:25:34 0 [Note] InnoDB: Compressed tables use zlib 1.3 2026-09-21 23:25:34 0 [Note] InnoDB: Number of pools: 1 2026-09-21 23:25:34 0 [Note] InnoDB: Using SSE2 crc32 instructions 2026-09-21 23:25:34 0 [Note] InnoDB: Initializing buffer pool, total size = 16M, instances = 1, chunk size = 16M 2026-09-21 23:25:34 0 [Note] InnoDB: Completed initialization of buffer pool 2026-09-21 23:25:34 0 [Note] InnoDB: Starting crash recovery from checkpoint LSN=8030151 2026-09-21 23:25:34 0 [Note] InnoDB: 128 out of 128 rollback segments are active. 2026-09-21 23:25:34 0 [Note] InnoDB: Removed temporary tablespace data file: "ibtmp1" 2026-09-21 23:25:34 0 [Note] InnoDB: Creating shared tablespace for temporary tables 2026-09-21 23:25:34 0 [Note] InnoDB: Setting file 'C:\xampp\mysql\data\ibtmp1' size to 12 MB. Physically writing the file full; Please wait ... 2026-09-21 23:25:34 0 [Note] InnoDB: File 'C:\xampp\mysql\data\ibtmp1' size is now 12 MB. 2026-09-21 23:25:34 0 [Note] InnoDB: Waiting for purge to start 2026-09-21 23:25:34 0 [Note] InnoDB: 10.4.32 started; log sequence number 8030160; transaction id 4188 2026-09-21 23:25:34 0 [Note] InnoDB: Loading buffer pool(s) from C:\xampp\mysql\data\ib_buffer_pool 2026-09-21 23:25:34 0 [Note] Plugin 'FEEDBACK' is disabled. 2026-09-21 23:25:34 0 [Note] Server socket created on IP: '::'. 2026-09-22 8:28:14 0 [Note] Starting MariaDB 10.4.32-MariaDB source revision c4143f909528e3fab0677a28631d10389354c491 as process 17916 2026-09-22 8:28:14 0 [Note] InnoDB: Mutexes and rw_locks use Windows interlocked functions 2026-09-22 8:28:14 0 [Note] InnoDB: Uses event mutexes 2026-09-22 8:28:14 0 [Note] InnoDB: Compressed tables use zlib 1.3 2026-09-22 8:28:14 0 [Note] InnoDB: Number of pools: 1 2026-09-22 8:28:14 0 [Note] InnoDB: Using SSE2 crc32 instructions 2026-09-22 8:28:14 0 [Note] InnoDB: Initializing buffer pool, total size = 16M, instances = 1, chunk size = 16M 2026-09-22 8:28:14 0 [Note] InnoDB: Completed initialization of buffer pool 2026-09-22 8:28:14 0 [Note] InnoDB: Starting crash recovery from checkpoint LSN=8970234 2026-09-22 8:28:17 0 [Note] InnoDB: 128 out of 128 rollback segments are active. 2026-09-22 8:28:17 0 [Note] InnoDB: Removed temporary tablespace data file: "ibtmp1" 2026-09-22 8:28:17 0 [Note] InnoDB: Creating shared tablespace for temporary tables 2026-09-22 8:28:17 0 [Note] InnoDB: Setting file 'C:\xampp\mysql\data\ibtmp1' size to 12 MB. Physically writing the file full; Please wait ... 2026-09-22 8:28:17 0 [Note] InnoDB: File 'C:\xampp\mysql\data\ibtmp1' size is now 12 MB. 2026-09-22 8:28:17 0 [Note] InnoDB: Waiting for purge to start 2026-09-22 8:28:17 0 [Note] InnoDB: 10.4.32 started; log sequence number 8970259; transaction id 4326 2026-09-22 8:28:17 0 [Note] InnoDB: Loading buffer pool(s) from C:\xampp\mysql\data\ib_buffer_pool 2026-09-22 8:28:17 0 [Note] Plugin 'FEEDBACK' is disabled. 2026-09-22 8:28:18 0 [Note] Server socket created on IP: '::'. 2026-09-22 21:27:01 0 [Note] Starting MariaDB 10.4.32-MariaDB source revision c4143f909528e3fab0677a28631d10389354c491 as process 13992 2026-09-22 21:27:01 0 [Note] InnoDB: Mutexes and rw_locks use Windows interlocked functions 2026-09-22 21:27:01 0 [Note] InnoDB: Uses event mutexes 2026-09-22 21:27:01 0 [Note] InnoDB: Compressed tables use zlib 1.3 2026-09-22 21:27:01 0 [Note] InnoDB: Number of pools: 1 2026-09-22 21:27:01 0 [Note] InnoDB: Using SSE2 crc32 instructions 2026-09-22 21:27:01 0 [Note] InnoDB: Initializing buffer pool, total size = 16M, instances = 1, chunk size = 16M 2026-09-22 21:27:01 0 [Note] InnoDB: Completed initialization of buffer pool 2026-09-22 21:27:01 0 [Note] InnoDB: Starting crash recovery from checkpoint LSN=9108981 2026-09-22 21:27:01 0 [Note] InnoDB: 128 out of 128 rollback segments are active. 2026-09-22 21:27:01 0 [Note] InnoDB: Removed temporary tablespace data file: "ibtmp1" 2026-09-22 21:27:01 0 [Note] InnoDB: Creating shared tablespace for temporary tables 2026-09-22 21:27:01 0 [Note] InnoDB: Setting file 'C:\xampp\mysql\data\ibtmp1' size to 12 MB. Physically writing the file full; Please wait ... 2026-09-22 21:27:01 0 [Note] InnoDB: File 'C:\xampp\mysql\data\ibtmp1' size is now 12 MB. 2026-09-22 21:27:01 0 [Note] InnoDB: Waiting for purge to start 2026-09-22 21:27:01 0 [Note] InnoDB: 10.4.32 started; log sequence number 9109006; transaction id 4478 2026-09-22 21:27:01 0 [Note] InnoDB: Loading buffer pool(s) from C:\xampp\mysql\data\ib_buffer_pool 2026-09-22 21:27:01 0 [Note] Plugin 'FEEDBACK' is disabled. 2026-09-22 21:27:01 0 [Note] Server socket created on IP: '::'. 2026-09-22 22:30:28 0 [Note] Starting MariaDB 10.4.32-MariaDB source revision c4143f909528e3fab0677a28631d10389354c491 as process 16556 2026-09-22 22:30:28 0 [Note] InnoDB: Mutexes and rw_locks use Windows interlocked functions 2026-09-22 22:30:28 0 [Note] InnoDB: Uses event mutexes 2026-09-22 22:30:28 0 [Note] InnoDB: Compressed tables use zlib 1.3 2026-09-22 22:30:28 0 [Note] InnoDB: Number of pools: 1 2026-09-22 22:30:28 0 [Note] InnoDB: Using SSE2 crc32 instructions 2026-09-22 22:30:28 0 [Note] InnoDB: Initializing buffer pool, total size = 16M, instances = 1, chunk size = 16M 2026-09-22 22:30:28 0 [Note] InnoDB: Completed initialization of buffer pool 2026-09-22 22:30:28 0 [Note] InnoDB: Starting crash recovery from checkpoint LSN=9183441 2026-09-22 22:30:28 0 [Note] InnoDB: 128 out of 128 rollback segments are active. 2026-09-22 22:30:28 0 [Note] InnoDB: Removed temporary tablespace data file: "ibtmp1" 2026-09-22 22:30:28 0 [Note] InnoDB: Creating shared tablespace for temporary tables 2026-09-22 22:30:28 0 [Note] InnoDB: Setting file 'C:\xampp\mysql\data\ibtmp1' size to 12 MB. Physically writing the file full; Please wait ... 2026-09-22 22:30:28 0 [Note] InnoDB: File 'C:\xampp\mysql\data\ibtmp1' size is now 12 MB. 2026-09-22 22:30:28 0 [Note] InnoDB: Waiting for purge to start 2026-09-22 22:30:28 0 [Note] InnoDB: 10.4.32 started; log sequence number 9183450; transaction id 4574 2026-09-22 22:30:28 0 [Note] InnoDB: Loading buffer pool(s) from C:\xampp\mysql\data\ib_buffer_pool 2026-09-22 22:30:28 0 [Note] Plugin 'FEEDBACK' is disabled. 2026-09-22 22:30:28 0 [Note] Server socket created on IP: '::'. 2026-09-22 22:31:59 0 [Note] Starting MariaDB 10.4.32-MariaDB source revision c4143f909528e3fab0677a28631d10389354c491 as process 9348 2026-09-22 22:31:59 0 [Note] InnoDB: Mutexes and rw_locks use Windows interlocked functions 2026-09-22 22:31:59 0 [Note] InnoDB: Uses event mutexes 2026-09-22 22:31:59 0 [Note] InnoDB: Compressed tables use zlib 1.3 2026-09-22 22:31:59 0 [Note] InnoDB: Number of pools: 1 2026-09-22 22:31:59 0 [Note] InnoDB: Using SSE2 crc32 instructions 2026-09-22 22:31:59 0 [Note] InnoDB: Initializing buffer pool, total size = 16M, instances = 1, chunk size = 16M 2026-09-22 22:31:59 0 [Note] InnoDB: Completed initialization of buffer pool 2026-09-22 22:31:59 0 [Note] InnoDB: Starting crash recovery from checkpoint LSN=9200078 2026-09-22 22:31:59 0 [Note] InnoDB: 128 out of 128 rollback segments are active. 2026-09-22 22:31:59 0 [Note] InnoDB: Removed temporary tablespace data file: "ibtmp1" 2026-09-22 22:31:59 0 [Note] InnoDB: Creating shared tablespace for temporary tables 2026-09-22 22:31:59 0 [Note] InnoDB: Setting file 'C:\xampp\mysql\data\ibtmp1' size to 12 MB. Physically writing the file full; Please wait ... 2026-09-22 22:31:59 0 [Note] InnoDB: File 'C:\xampp\mysql\data\ibtmp1' size is now 12 MB. 2026-09-22 22:31:59 0 [Note] InnoDB: Waiting for purge to start 2026-09-22 22:31:59 0 [Note] InnoDB: 10.4.32 started; log sequence number 9200226; transaction id 4643 2026-09-22 22:31:59 0 [Note] InnoDB: Loading buffer pool(s) from C:\xampp\mysql\data\ib_buffer_pool 2026-09-22 22:31:59 0 [Note] Plugin 'FEEDBACK' is disabled. 2026-09-22 22:31:59 0 [Note] Server socket created on IP: '::'. 2026-09-22 22:38:00 0 [Note] Starting MariaDB 10.4.32-MariaDB source revision c4143f909528e3fab0677a28631d10389354c491 as process 14172 2026-09-22 22:38:00 0 [ERROR] InnoDB: The innodb_system data file 'ibdata1' must be writable 2026-09-22 22:38:00 0 [ERROR] InnoDB: The innodb_system data file 'ibdata1' must be writable 2026-09-22 22:38:00 0 [ERROR] Plugin 'InnoDB' registration as a STORAGE ENGINE failed. 2026-09-22 22:38:00 0 [Note] Plugin 'FEEDBACK' is disabled. 2026-09-22 22:38:00 0 [ERROR] Unknown/unsupported storage engine: InnoDB 2026-09-22 22:38:00 0 [ERROR] Aborting 2026-09-22 23:18:55 0 [Note] Starting MariaDB 10.4.32-MariaDB source revision c4143f909528e3fab0677a28631d10389354c491 as process 15872 2026-09-22 23:18:55 0 [Note] InnoDB: Mutexes and rw_locks use Windows interlocked functions 2026-09-22 23:18:55 0 [Note] InnoDB: Uses event mutexes 2026-09-22 23:18:55 0 [Note] InnoDB: Compressed tables use zlib 1.3 2026-09-22 23:18:55 0 [Note] InnoDB: Number of pools: 1 2026-09-22 23:18:55 0 [Note] InnoDB: Using SSE2 crc32 instructions 2026-09-22 23:18:55 0 [Note] InnoDB: Initializing buffer pool, total size = 16M, instances = 1, chunk size = 16M 2026-09-22 23:18:55 0 [Note] InnoDB: Completed initialization of buffer pool 2026-09-22 23:18:55 0 [Note] InnoDB: Starting crash recovery from checkpoint LSN=9209409 2026-09-22 23:18:55 0 [Note] InnoDB: 128 out of 128 rollback segments are active. 2026-09-22 23:18:55 0 [Note] InnoDB: Removed temporary tablespace data file: "ibtmp1" 2026-09-22 23:18:55 0 [Note] InnoDB: Creating shared tablespace for temporary tables 2026-09-22 23:18:55 0 [Note] InnoDB: Setting file 'C:\xampp\mysql\data\ibtmp1' size to 12 MB. Physically writing the file full; Please wait ... 2026-09-22 23:18:55 0 [Note] InnoDB: File 'C:\xampp\mysql\data\ibtmp1' size is now 12 MB. 2026-09-22 23:18:55 0 [Note] InnoDB: Waiting for purge to start 2026-09-22 23:18:55 0 [Note] InnoDB: 10.4.32 started; log sequence number 9209418; transaction id 4710 2026-09-22 23:18:55 0 [Note] InnoDB: Loading buffer pool(s) from C:\xampp\mysql\data\ib_buffer_pool 2026-09-22 23:18:55 0 [Note] Plugin 'FEEDBACK' is disabled. 2026-09-22 23:18:55 0 [Note] Server socket created on IP: '::'. 2026-09-26 10:13:49 0 [Note] Starting MariaDB 10.4.32-MariaDB source revision c4143f909528e3fab0677a28631d10389354c491 as process 14540 2026-09-26 10:13:49 0 [Note] InnoDB: Mutexes and rw_locks use Windows interlocked functions 2026-09-26 10:13:49 0 [Note] InnoDB: Uses event mutexes 2026-09-26 10:13:49 0 [Note] InnoDB: Compressed tables use zlib 1.3 2026-09-26 10:13:49 0 [Note] InnoDB: Number of pools: 1 2026-09-26 10:13:49 0 [Note] InnoDB: Using SSE2 crc32 instructions 2026-09-26 10:13:49 0 [Note] InnoDB: Initializing buffer pool, total size = 16M, instances = 1, chunk size = 16M 2026-09-26 10:13:49 0 [Note] InnoDB: Completed initialization of buffer pool 2026-09-26 10:13:49 0 [Note] InnoDB: Starting crash recovery from checkpoint LSN=9210054 2026-09-26 10:13:49 0 [Note] InnoDB: 128 out of 128 rollback segments are active. 2026-09-26 10:13:49 0 [Note] InnoDB: Removed temporary tablespace data file: "ibtmp1" 2026-09-26 10:13:49 0 [Note] InnoDB: Creating shared tablespace for temporary tables 2026-09-26 10:13:49 0 [Note] InnoDB: Setting file 'C:\xampp\mysql\data\ibtmp1' size to 12 MB. Physically writing the file full; Please wait ... 2026-09-26 10:13:49 0 [Note] InnoDB: File 'C:\xampp\mysql\data\ibtmp1' size is now 12 MB. 2026-09-26 10:13:49 0 [Note] InnoDB: Waiting for purge to start 2026-09-26 10:13:49 0 [Note] InnoDB: 10.4.32 started; log sequence number 9210063; transaction id 4734 2026-09-26 10:13:49 0 [Note] InnoDB: Loading buffer pool(s) from C:\xampp\mysql\data\ib_buffer_pool 2026-09-26 10:13:49 0 [Note] Plugin 'FEEDBACK' is disabled. 2026-09-26 10:13:49 0 [Note] Server socket created on IP: '::'. 2026-09-26 10:38:50 0 [Note] Starting MariaDB 10.4.32-MariaDB source revision c4143f909528e3fab0677a28631d10389354c491 as process 5684 2026-09-26 10:38:50 0 [Note] InnoDB: Mutexes and rw_locks use Windows interlocked functions 2026-09-26 10:38:50 0 [Note] InnoDB: Uses event mutexes 2026-09-26 10:38:50 0 [Note] InnoDB: Compressed tables use zlib 1.3 2026-09-26 10:38:50 0 [Note] InnoDB: Number of pools: 1 2026-09-26 10:38:50 0 [Note] InnoDB: Using SSE2 crc32 instructions 2026-09-26 10:38:50 0 [Note] InnoDB: Initializing buffer pool, total size = 16M, instances = 1, chunk size = 16M 2026-09-26 10:38:50 0 [Note] InnoDB: Completed initialization of buffer pool 2026-09-26 10:38:50 0 [Note] InnoDB: Starting crash recovery from checkpoint LSN=9210054 2026-09-26 10:38:51 0 [Note] InnoDB: 128 out of 128 rollback segments are active. 2026-09-26 10:38:51 0 [Note] InnoDB: Removed temporary tablespace data file: "ibtmp1" 2026-09-26 10:38:51 0 [Note] InnoDB: Creating shared tablespace for temporary tables 2026-09-26 10:38:51 0 [Note] InnoDB: Setting file 'C:\xampp\mysql\data\ibtmp1' size to 12 MB. Physically writing the file full; Please wait ... 2026-09-26 10:38:51 0 [Note] InnoDB: File 'C:\xampp\mysql\data\ibtmp1' size is now 12 MB. 2026-09-26 10:38:51 0 [Note] InnoDB: Waiting for purge to start 2026-09-26 10:38:51 0 [Note] InnoDB: 10.4.32 started; log sequence number 9210081; transaction id 4734 2026-09-26 10:38:51 0 [Note] InnoDB: Loading buffer pool(s) from C:\xampp\mysql\data\ib_buffer_pool 2026-09-26 10:38:51 0 [Note] Plugin 'FEEDBACK' is disabled. 2026-09-26 10:38:51 0 [Note] Server socket created on IP: '::'. 2026-09-26 10:58:39 0 [Note] Starting MariaDB 10.4.32-MariaDB source revision c4143f909528e3fab0677a28631d10389354c491 as process 23240 2026-09-26 10:58:39 0 [Note] InnoDB: Mutexes and rw_locks use Windows interlocked functions 2026-09-26 10:58:39 0 [Note] InnoDB: Uses event mutexes 2026-09-26 10:58:39 0 [Note] InnoDB: Compressed tables use zlib 1.3 2026-09-26 10:58:39 0 [Note] InnoDB: Number of pools: 1 2026-09-26 10:58:39 0 [Note] InnoDB: Using SSE2 crc32 instructions 2026-09-26 10:58:39 0 [Note] InnoDB: Initializing buffer pool, total size = 16M, instances = 1, chunk size = 16M 2026-09-26 10:58:39 0 [Note] InnoDB: Completed initialization of buffer pool 2026-09-26 10:58:39 0 [Note] InnoDB: 128 out of 128 rollback segments are active. 2026-09-26 10:58:39 0 [Note] InnoDB: Creating shared tablespace for temporary tables 2026-09-26 10:58:39 0 [Note] InnoDB: Setting file 'C:\xampp\mysql\data\ibtmp1' size to 12 MB. Physically writing the file full; Please wait ... 2026-09-26 10:58:39 0 [Note] InnoDB: File 'C:\xampp\mysql\data\ibtmp1' size is now 12 MB. 2026-09-26 10:58:39 0 [Note] InnoDB: Waiting for purge to start 2026-09-26 10:58:39 0 [Note] InnoDB: 10.4.32 started; log sequence number 9210099; transaction id 4734 2026-09-26 10:58:39 0 [Note] InnoDB: Loading buffer pool(s) from C:\xampp\mysql\data\ib_buffer_pool 2026-09-26 10:58:39 0 [Note] Plugin 'FEEDBACK' is disabled. 2026-09-26 10:58:39 0 [Note] Server socket created on IP: '::'. 2026-09-26 17:39:16 0 [Note] Starting MariaDB 10.4.32-MariaDB source revision c4143f909528e3fab0677a28631d10389354c491 as process 15260 2026-09-26 17:39:16 0 [Note] InnoDB: Mutexes and rw_locks use Windows interlocked functions 2026-09-26 17:39:16 0 [Note] InnoDB: Uses event mutexes 2026-09-26 17:39:16 0 [Note] InnoDB: Compressed tables use zlib 1.3 2026-09-26 17:39:16 0 [Note] InnoDB: Number of pools: 1 2026-09-26 17:39:16 0 [Note] InnoDB: Using SSE2 crc32 instructions 2026-09-26 17:39:16 0 [Note] InnoDB: Initializing buffer pool, total size = 16M, instances = 1, chunk size = 16M 2026-09-26 17:39:16 0 [Note] InnoDB: Completed initialization of buffer pool 2026-09-26 17:39:16 0 [Note] InnoDB: 128 out of 128 rollback segments are active. 2026-09-26 17:39:16 0 [Note] InnoDB: Removed temporary tablespace data file: "ibtmp1" 2026-09-26 17:39:16 0 [Note] InnoDB: Creating shared tablespace for temporary tables 2026-09-26 17:39:16 0 [Note] InnoDB: Setting file 'C:\xampp\mysql\data\ibtmp1' size to 12 MB. Physically writing the file full; Please wait ... 2026-09-26 17:39:16 0 [Note] InnoDB: File 'C:\xampp\mysql\data\ibtmp1' size is now 12 MB. 2026-09-26 17:39:16 0 [Note] InnoDB: Waiting for purge to start 2026-09-26 17:39:16 0 [Note] InnoDB: 10.4.32 started; log sequence number 9210108; transaction id 4734 2026-09-26 17:39:16 0 [Note] InnoDB: Loading buffer pool(s) from C:\xampp\mysql\data\ib_buffer_pool 2026-09-26 17:39:16 0 [Note] Plugin 'FEEDBACK' is disabled. 2026-09-26 17:39:17 0 [Note] Server socket created on IP: '::'. 2026-09-26 17:40:27 0 [Note] Starting MariaDB 10.4.32-MariaDB source revision c4143f909528e3fab0677a28631d10389354c491 as process 11912 2026-09-26 17:40:27 0 [Note] InnoDB: Mutexes and rw_locks use Windows interlocked functions 2026-09-26 17:40:27 0 [Note] InnoDB: Uses event mutexes 2026-09-26 17:40:27 0 [Note] InnoDB: Compressed tables use zlib 1.3 2026-09-26 17:40:27 0 [Note] InnoDB: Number of pools: 1 2026-09-26 17:40:27 0 [Note] InnoDB: Using SSE2 crc32 instructions 2026-09-26 17:40:27 0 [Note] InnoDB: Initializing buffer pool, total size = 16M, instances = 1, chunk size = 16M 2026-09-26 17:40:27 0 [Note] InnoDB: Completed initialization of buffer pool 2026-09-26 17:40:27 0 [Note] InnoDB: The log sequence number 9210108 in the system tablespace does not match the log sequence number 9210117 in the ib_logfiles! 2026-09-26 17:40:27 0 [Note] InnoDB: 128 out of 128 rollback segments are active. 2026-09-26 17:40:27 0 [Note] InnoDB: Removed temporary tablespace data file: "ibtmp1" 2026-09-26 17:40:27 0 [Note] InnoDB: Creating shared tablespace for temporary tables 2026-09-26 17:40:27 0 [Note] InnoDB: Setting file 'C:\xampp\mysql\data\ibtmp1' size to 12 MB. Physically writing the file full; Please wait ... 2026-09-26 17:40:27 0 [Note] InnoDB: File 'C:\xampp\mysql\data\ibtmp1' size is now 12 MB. 2026-09-26 17:40:27 0 [Note] InnoDB: Waiting for purge to start 2026-09-26 17:40:27 0 [Note] InnoDB: 10.4.32 started; log sequence number 9210117; transaction id 4734 2026-09-26 17:40:27 0 [Note] InnoDB: Loading buffer pool(s) from C:\xampp\mysql\data\ib_buffer_pool 2026-09-26 17:40:27 0 [Note] Plugin 'FEEDBACK' is disabled. 2026-09-26 17:40:27 0 [Note] Server socket created on IP: '::'. 2026-09-26 18:15:21 0 [Note] Starting MariaDB 10.4.32-MariaDB source revision c4143f909528e3fab0677a28631d10389354c491 as process 7588 2026-09-26 18:15:21 0 [Note] InnoDB: Mutexes and rw_locks use Windows interlocked functions 2026-09-26 18:15:21 0 [Note] InnoDB: Uses event mutexes 2026-09-26 18:15:21 0 [Note] InnoDB: Compressed tables use zlib 1.3 2026-09-26 18:15:21 0 [Note] InnoDB: Number of pools: 1 2026-09-26 18:15:21 0 [Note] InnoDB: Using SSE2 crc32 instructions 2026-09-26 18:15:21 0 [Note] InnoDB: Initializing buffer pool, total size = 16M, instances = 1, chunk size = 16M 2026-09-26 18:15:21 0 [Note] InnoDB: Completed initialization of buffer pool 2026-09-26 18:15:21 0 [Note] InnoDB: 128 out of 128 rollback segments are active. 2026-09-26 18:15:21 0 [Note] InnoDB: Removed temporary tablespace data file: "ibtmp1" 2026-09-26 18:15:21 0 [Note] InnoDB: Creating shared tablespace for temporary tables 2026-09-26 18:15:21 0 [Note] InnoDB: Setting file 'C:\xampp\mysql\data\ibtmp1' size to 12 MB. Physically writing the file full; Please wait ... 2026-09-26 18:15:21 0 [Note] InnoDB: File 'C:\xampp\mysql\data\ibtmp1' size is now 12 MB. 2026-09-26 18:15:21 0 [Note] InnoDB: Waiting for purge to start 2026-09-26 18:15:21 0 [Note] InnoDB: 10.4.32 started; log sequence number 9210126; transaction id 4734 2026-09-26 18:15:21 0 [Note] Plugin 'FEEDBACK' is disabled. 2026-09-26 18:15:21 0 [Note] InnoDB: Loading buffer pool(s) from C:\xampp\mysql\data\ib_buffer_pool 2026-09-26 18:15:21 0 [Note] Server socket created on IP: '::'.