我查看了日志文件，想看看是否有任何特定的东西会触发关闭，但找不到它。它几乎每天都在凌晨 1:30 发生，然后我需要手动重启 MySQL。服务器上大约有 15-20 个 Wordpress 网站，如果这有帮助的话。
先感谢您。
这是日志文件：
2024-05-01T01:30:41.338288Z 0 [Warning] option 'max_allowed_packet': unsigned value 107374182400 adjusted to 1073741824
2024-05-01T01:30:41.338960Z 0 [Warning] 'NO_ZERO_DATE', 'NO_ZERO_IN_DATE' and 'ERROR_FOR_DIVISION_BY_ZERO' sql modes should be used with strict mode. They will be merged with strict mode in a future release.
2024-05-01T01:30:41.338967Z 0 [Warning] 'NO_AUTO_CREATE_USER' sql mode was not set.
2024-05-01T01:30:41.338985Z 0 [Note] --secure-file-priv is set to NULL. Operations related to importing and exporting data are disabled
2024-05-01T01:30:41.339173Z 0 [Note] /www/server/mysql/bin/mysqld (mysqld 5.7.43-log) starting as process 1682 ...
2024-05-01T01:30:41.381140Z 0 [Note] InnoDB: PUNCH HOLE support available
2024-05-01T01:30:41.381725Z 0 [Note] InnoDB: Mutexes and rw_locks use GCC atomic builtins
2024-05-01T01:30:41.382004Z 0 [Note] InnoDB: Uses event mutexes
2024-05-01T01:30:41.382255Z 0 [Note] InnoDB: GCC builtin __atomic_thread_fence() is used for memory barrier
2024-05-01T01:30:41.382536Z 0 [Note] InnoDB: Compressed tables use zlib 1.2.13
2024-05-01T01:30:41.383351Z 0 [Note] InnoDB: Number of pools: 1
2024-05-01T01:30:41.384530Z 0 [Note] InnoDB: Using CPU crc32 instructions
2024-05-01T01:30:41.385478Z 0 [Note] InnoDB: Initializing buffer pool, total size = 512M, instances = 1, chunk size = 128M
2024-05-01T01:30:41.407057Z 0 [Note] InnoDB: Completed initialization of buffer pool
2024-05-01T01:30:41.411577Z 0 [Note] InnoDB: If the mysqld execution user is authorized, page cleaner thread priority can be changed. See the man page of setpriority().
2024-05-01T01:30:41.427626Z 0 [Note] InnoDB: Highest supported file format is Barracuda.
2024-05-01T01:30:41.514161Z 0 [Note] InnoDB: Creating shared tablespace for temporary tables
2024-05-01T01:30:41.514844Z 0 [Note] InnoDB: Setting file '/www/server/data/ibtmp1' size to 12 MB. Physically writing the file full; Please wait ...
2024-05-01T01:30:41.535170Z 0 [Note] InnoDB: File '/www/server/data/ibtmp1' size is now 12 MB.
2024-05-01T01:30:41.535640Z 0 [Note] InnoDB: 96 redo rollback segment(s) found. 96 redo rollback segment(s) are active.
2024-05-01T01:30:41.535650Z 0 [Note] InnoDB: 32 non-redo rollback segment(s) are active.
2024-05-01T01:30:41.535835Z 0 [Note] InnoDB: Waiting for purge to start
2024-05-01T01:30:41.588161Z 0 [Note] InnoDB: 5.7.43 started; log sequence number 7207964099
2024-05-01T01:30:41.588473Z 0 [Note] InnoDB: Loading buffer pool(s) from /www/server/data/ib_buffer_pool
2024-05-01T01:30:41.588628Z 0 [Note] Plugin 'FEDERATED' is disabled.
2024-05-01T01:30:41.671776Z 0 [Note] Found ca.pem, server-cert.pem and server-key.pem in data directory. Trying to enable SSL support using them.
2024-05-01T01:30:41.671809Z 0 [Note] Skipping generation of SSL certificates as certificate files are present in data directory.
2024-05-01T01:30:41.671816Z 0 [Warning] A deprecated TLS version TLSv1 is enabled. Please use TLSv1.2 or higher.
2024-05-01T01:30:41.671819Z 0 [Warning] A deprecated TLS version TLSv1.1 is enabled. Please use TLSv1.2 or higher.
2024-05-01T01:30:41.672674Z 0 [Warning] CA certificate ca.pem is self signed.
2024-05-01T01:30:41.672884Z 0 [Note] Skipping generation of RSA key pair as key files are present in data directory.
2024-05-01T01:30:41.673258Z 0 [Note] Server hostname (bind-address): '*'; port: 3306
2024-05-01T01:30:41.673296Z 0 [Note] IPv6 is available.
2024-05-01T01:30:41.673302Z 0 [Note] - '::' resolves to '::';
2024-05-01T01:30:41.673316Z 0 [Note] Server socket created on IP: '::'.
2024-05-01T01:30:41.687478Z 0 [Note] Failed to start slave threads for channel ''
2024-05-01T01:30:41.704570Z 0 [Note] Event Scheduler: Loaded 0 events
2024-05-01T01:30:41.704838Z 0 [Note] /www/server/mysql/bin/mysqld: ready for connections.
Version: '5.7.43-log' socket: '/tmp/mysql.sock' port: 3306 Source distribution
2024-05-01T01:30:42.905616Z 0 [Note] InnoDB: Buffer pool(s) load completed at 240501 1:30:42
2024-05-02T01:30:02.125746Z 0 [Note] Giving 0 client threads a chance to die gracefully
2024-05-02T01:30:02.125823Z 0 [Note] Shutting down slave threads
2024-05-02T01:30:02.125829Z 0 [Note] Forcefully disconnecting 0 remaining clients
2024-05-02T01:30:02.125835Z 0 [Note] Event Scheduler: Purging the queue. 0 events
2024-05-02T01:30:02.125884Z 0 [Note] Binlog end
2024-05-02T01:30:02.137649Z 0 [Note] Shutting down plugin 'ngram'
2024-05-02T01:30:02.137713Z 0 [Note] Shutting down plugin 'partition'
2024-05-02T01:30:02.137716Z 0 [Note] Shutting down plugin 'BLACKHOLE'
2024-05-02T01:30:02.137720Z 0 [Note] Shutting down plugin 'ARCHIVE'
2024-05-02T01:30:02.137722Z 0 [Note] Shutting down plugin 'PERFORMANCE_SCHEMA'
2024-05-02T01:30:02.137744Z 0 [Note] Shutting down plugin 'MRG_MYISAM'
2024-05-02T01:30:02.137747Z 0 [Note] Shutting down plugin 'MyISAM'
2024-05-02T01:30:02.137754Z 0 [Note] Shutting down plugin 'INNODB_SYS_VIRTUAL'
2024-05-02T01:30:02.137757Z 0 [Note] Shutting down plugin 'INNODB_SYS_DATAFILES'
2024-05-02T01:30:02.137759Z 0 [Note] Shutting down plugin 'INNODB_SYS_TABLESPACES'
2024-05-02T01:30:02.137761Z 0 [Note] Shutting down plugin 'INNODB_SYS_FOREIGN_COLS'
2024-05-02T01:30:02.137763Z 0 [Note] Shutting down plugin 'INNODB_SYS_FOREIGN'
2024-05-02T01:30:02.137765Z 0 [Note] Shutting down plugin 'INNODB_SYS_FIELDS'
2024-05-02T01:30:02.137784Z 0 [Note] Shutting down plugin 'INNODB_SYS_COLUMNS'
2024-05-02T01:30:02.137787Z 0 [Note] Shutting down plugin 'INNODB_SYS_INDEXES'
2024-05-02T01:30:02.137789Z 0 [Note] Shutting down plugin 'INNODB_SYS_TABLESTATS'
2024-05-02T01:30:02.137791Z 0 [Note] Shutting down plugin 'INNODB_SYS_TABLES'
2024-05-02T01:30:02.137793Z 0 [Note] Shutting down plugin 'INNODB_FT_INDEX_TABLE'
2024-05-02T01:30:02.137794Z 0 [Note] Shutting down plugin 'INNODB_FT_INDEX_CACHE'
2024-05-02T01:30:02.137796Z 0 [Note] Shutting down plugin 'INNODB_FT_CONFIG'
2024-05-02T01:30:02.137798Z 0 [Note] Shutting down plugin 'INNODB_FT_BEING_DELETED'
2024-05-02T01:30:02.137800Z 0 [Note] Shutting down plugin 'INNODB_FT_DELETED'
2024-05-02T01:30:02.137802Z 0 [Note] Shutting down plugin 'INNODB_FT_DEFAULT_STOPWORD'
2024-05-02T01:30:02.137804Z 0 [Note] Shutting down plugin 'INNODB_METRICS'
2024-05-02T01:30:02.137806Z 0 [Note] Shutting down plugin 'INNODB_TEMP_TABLE_INFO'
2024-05-02T01:30:02.137808Z 0 [Note] Shutting down plugin 'INNODB_BUFFER_POOL_STATS'
2024-05-02T01:30:02.137810Z 0 [Note] Shutting down plugin 'INNODB_BUFFER_PAGE_LRU'
2024-05-02T01:30:02.137812Z 0 [Note] Shutting down plugin 'INNODB_BUFFER_PAGE'
2024-05-02T01:30:02.137814Z 0 [Note] Shutting down plugin 'INNODB_CMP_PER_INDEX_RESET'
2024-05-02T01:30:02.137816Z 0 [Note] Shutting down plugin 'INNODB_CMP_PER_INDEX'
2024-05-02T01:30:02.137818Z 0 [Note] Shutting down plugin 'INNODB_CMPMEM_RESET'
2024-05-02T01:30:02.137820Z 0 [Note] Shutting down plugin 'INNODB_CMPMEM'
2024-05-02T01:30:02.137822Z 0 [Note] Shutting down plugin 'INNODB_CMP_RESET'
2024-05-02T01:30:02.137824Z 0 [Note] Shutting down plugin 'INNODB_CMP'
2024-05-02T01:30:02.137826Z 0 [Note] Shutting down plugin 'INNODB_LOCK_WAITS'
2024-05-02T01:30:02.137828Z 0 [Note] Shutting down plugin 'INNODB_LOCKS'
2024-05-02T01:30:02.137830Z 0 [Note] Shutting down plugin 'INNODB_TRX'
2024-05-02T01:30:02.137832Z 0 [Note] Shutting down plugin 'InnoDB'
2024-05-02T01:30:02.137915Z 0 [Note] InnoDB: FTS optimize thread exiting.
2024-05-02T01:30:02.138246Z 0 [Note] InnoDB: Starting shutdown...
2024-05-02T01:30:02.238386Z 0 [Note] InnoDB: Dumping buffer pool(s) to /www/server/data/ib_buffer_pool
2024-05-02T01:30:02.240181Z 0 [Note] InnoDB: Buffer pool(s) dump completed at 240502 1:30:02
2024-05-02T01:30:03.611798Z 0 [Note] InnoDB: Shutdown completed; log sequence number 7273301088
2024-05-02T01:30:03.612251Z 0 [Note] InnoDB: Removed temporary tablespace data file: "ibtmp1"
2024-05-02T01:30:03.612268Z 0 [Note] Shutting down plugin 'MEMORY'
2024-05-02T01:30:03.612275Z 0 [Note] Shutting down plugin 'CSV'
2024-05-02T01:30:03.612280Z 0 [Note] Shutting down plugin 'sha256_password'
2024-05-02T01:30:03.612283Z 0 [Note] Shutting down plugin 'mysql_native_password'
2024-05-02T01:30:03.612406Z 0 [Note] Shutting down plugin 'binlog'
2024-05-02T01:30:03.616428Z 0 [Note] /www/server/mysql/bin/mysqld: Shutdown complete
2024-05-02T01:31:39.206616Z 0 [Warning] option 'max_allowed_packet': unsigned value 107374182400 adjusted to 1073741824
2024-05-02T01:31:39.207123Z 0 [Warning] 'NO_ZERO_DATE', 'NO_ZERO_IN_DATE' and 'ERROR_FOR_DIVISION_BY_ZERO' sql modes should be used with strict mode. They will be merged with strict mode in a future release.
2024-05-02T01:31:39.207130Z 0 [Warning] 'NO_AUTO_CREATE_USER' sql mode was not set.
2024-05-02T01:31:39.207151Z 0 [Note] --secure-file-priv is set to NULL. Operations related to importing and exporting data are disabled
2024-05-02T01:31:39.207322Z 0 [Note] /www/server/mysql/bin/mysqld (mysqld 5.7.43-log) starting as process 1679 ...
2024-05-02T08:43:20.926627Z 0 [Warning] option 'max_allowed_packet': unsigned value 107374182400 adjusted to 1073741824
2024-05-02T08:43:20.926729Z 0 [Warning] 'NO_ZERO_DATE', 'NO_ZERO_IN_DATE' and 'ERROR_FOR_DIVISION_BY_ZERO' sql modes should be used with strict mode. They will be merged with strict mode in a future release.
2024-05-02T08:43:20.926732Z 0 [Warning] 'NO_AUTO_CREATE_USER' sql mode was not set.
2024-05-02T08:43:20.926752Z 0 [Note] --secure-file-priv is set to NULL. Operations related to importing and exporting data are disabled
2024-05-02T08:43:20.926768Z 0 [Note] /www/server/mysql/bin/mysqld (mysqld 5.7.43-log) starting as process 16496 ...
2024-05-02T08:43:20.950935Z 0 [Note] InnoDB: PUNCH HOLE support available
2024-05-02T08:43:20.950972Z 0 [Note] InnoDB: Mutexes and rw_locks use GCC atomic builtins
2024-05-02T08:43:20.950976Z 0 [Note] InnoDB: Uses event mutexes
2024-05-02T08:43:20.950979Z 0 [Note] InnoDB: GCC builtin __atomic_thread_fence() is used for memory barrier
2024-05-02T08:43:20.950982Z 0 [Note] InnoDB: Compressed tables use zlib 1.2.13
2024-05-02T08:43:20.951529Z 0 [Note] InnoDB: Number of pools: 1
2024-05-02T08:43:20.952476Z 0 [Note] InnoDB: Using CPU crc32 instructions
2024-05-02T08:43:20.953217Z 0 [Note] InnoDB: Initializing buffer pool, total size = 512M, instances = 1, chunk size = 128M
2024-05-02T08:43:20.974122Z 0 [Note] InnoDB: Completed initialization of buffer pool
2024-05-02T08:43:20.978028Z 0 [Note] InnoDB: If the mysqld execution user is authorized, page cleaner thread priority can be changed. See the man page of setpriority().
2024-05-02T08:43:20.991582Z 0 [Note] InnoDB: Highest supported file format is Barracuda.
2024-05-02T08:43:21.043422Z 0 [Note] InnoDB: Creating shared tablespace for temporary tables
2024-05-02T08:43:21.043487Z 0 [Note] InnoDB: Setting file '/www/server/data/ibtmp1' size to 12 MB. Physically writing the file full; Please wait ...
2024-05-02T08:43:21.061610Z 0 [Note] InnoDB: File '/www/server/data/ibtmp1' size is now 12 MB.
2024-05-02T08:43:21.062270Z 0 [Note] InnoDB: 96 redo rollback segment(s) found. 96 redo rollback segment(s) are active.
2024-05-02T08:43:21.062283Z 0 [Note] InnoDB: 32 non-redo rollback segment(s) are active.
2024-05-02T08:43:21.062712Z 0 [Note] InnoDB: 5.7.43 started; log sequence number 7273301088
2024-05-02T08:43:21.062805Z 0 [Note] InnoDB: Loading buffer pool(s) from /www/server/data/ib_buffer_pool
2024-05-02T08:43:21.063279Z 0 [Note] Plugin 'FEDERATED' is disabled.
2024-05-02T08:43:21.125910Z 0 [Note] Found ca.pem, server-cert.pem and server-key.pem in data directory. Trying to enable SSL support using them.
2024-05-02T08:43:21.125941Z 0 [Note] Skipping generation of SSL certificates as certificate files are present in data directory.
2024-05-02T08:43:21.125949Z 0 [Warning] A deprecated TLS version TLSv1 is enabled. Please use TLSv1.2 or higher.
2024-05-02T08:43:21.125953Z 0 [Warning] A deprecated TLS version TLSv1.1 is enabled. Please use TLSv1.2 or higher.
2024-05-02T08:43:21.126878Z 0 [Warning] CA certificate ca.pem is self signed.
2024-05-02T08:43:21.127112Z 0 [Note] Skipping generation of RSA key pair as key files are present in data directory.
2024-05-02T08:43:21.127485Z 0 [Note] Server hostname (bind-address): '*'; port: 3306
2024-05-02T08:43:21.127532Z 0 [Note] IPv6 is available.
2024-05-02T08:43:21.127540Z 0 [Note] - '::' resolves to '::';
2024-05-02T08:43:21.127553Z 0 [Note] Server socket created on IP: '::'.
2024-05-02T08:43:21.142230Z 0 [Note] Failed to start slave threads for channel ''
2024-05-02T08:43:21.158237Z 0 [Note] Event Scheduler: Loaded 0 events
2024-05-02T08:43:21.158525Z 0 [Note] /www/server/mysql/bin/mysqld: ready for connections.
Version: '5.7.43-log' socket: '/tmp/mysql.sock' port: 3306 Source distribution
2024-05-02T08:43:22.259790Z 0 [Note] InnoDB: Buffer pool(s) load completed at 240502 8:43:22