Mariadb server shuts down itself after some days running on centos 7.
Mariadb : 5.5.44 centos 7 RAM 2 GB (which i see only 50% usage)
following is I see at the last 100 lines of the log.
Complete dump of log here. (http://www.merochord.info/mariadb.log)
160312 20:12:30 mysqld_safe Number of processes running now: 0 160312 20:12:30 mysqld_safe mysqld restarted 160312 20:12:31 [Note] /usr/libexec/mysqld (mysqld 5.5.44-MariaDB-log) starting as process 17041 … 160312 20:12:31 InnoDB: The InnoDB memory heap is disabled 160312 20:12:31 InnoDB: Mutexes and rw_locks use GCC atomic builtins 160312 20:12:31 InnoDB: Compressed tables use zlib 1.2.7 160312 20:12:31 InnoDB: Using Linux native AIO 160312 20:12:31 InnoDB: Initializing buffer pool, size = 128.0M InnoDB: mmap(137756672 bytes) failed; errno 12 160312 20:12:31 InnoDB: Completed initialization of buffer pool 160312 20:12:31 InnoDB: Fatal error: cannot allocate memory for the buffer pool 160312 20:12:31 [ERROR] Plugin ‘InnoDB’ init function returned error. 160312 20:12:31 [ERROR] Plugin ‘InnoDB’ registration as a STORAGE ENGINE failed. 160312 20:12:31 [ERROR] mysqld: Out of memory (Needed 128917504 bytes) 160312 20:12:31 [ERROR] mysqld: Out of memory (Needed 96681984 bytes) 160312 20:12:31 [ERROR] mysqld: Out of memory (Needed 72499200 bytes) 160312 20:12:31 [Note] Plugin ‘FEEDBACK’ is disabled. 160312 20:12:31 [ERROR] Unknown/unsupported storage engine: InnoDB 160312 20:12:31 [ERROR] Aborting
160312 20:12:31 [Note] /usr/libexec/mysqld: Shutdown complete
160312 20:12:31 mysqld_safe mysqld from pid file /var/run/mariadb/mariadb.pid ended 160313 08:39:00 mysqld_safe Starting mysqld daemon with databases from /var/lib/mysql 160313 8:39:01 [Note] /usr/libexec/mysqld (mysqld 5.5.44-MariaDB-log) starting as process 21981 … 160313 8:39:01 InnoDB: The InnoDB memory heap is disabled 160313 8:39:01 InnoDB: Mutexes and rw_locks use GCC atomic builtins 160313 8:39:01 InnoDB: Compressed tables use zlib 1.2.7 160313 8:39:01 InnoDB: Using Linux native AIO 160313 8:39:01 InnoDB: Initializing buffer pool, size = 128.0M 160313 8:39:01 InnoDB: Completed initialization of buffer pool 160313 8:39:01 InnoDB: highest supported file format is Barracuda. InnoDB: The log sequence number in ibdata files does not match InnoDB: the log sequence number in the ib_logfiles! 160313 8:39:01 InnoDB: Database was not shut down normally! InnoDB: Starting crash recovery. InnoDB: Reading tablespace information from the .ibd files… InnoDB: Restoring possible half-written data pages from the doublewrite InnoDB: buffer… InnoDB: Last MySQL binlog file position 0 9491224, file name /var/lib/mysql/mysql-bin.000064 160313 8:39:04 InnoDB: Waiting for the background threads to start 160313 8:39:05 Percona XtraDB (http://www.percona.com) 5.5.43-MariaDB-37.2 started; log sequence number 6810097075 160313 8:39:05 [Note] Plugin ‘FEEDBACK’ is disabled. 160313 8:39:05 [Note] Recovering after a crash using /var/lib/mysql/mysql-bin 160313 8:39:05 [Note] Starting crash recovery… 160313 8:39:05 [Note] Crash recovery finished. 160313 8:39:05 [Note] Server socket created on IP: ‘0.0.0.0’. 160313 8:39:05 [Note] Event Scheduler: Loaded 0 events 160313 8:39:05 [Note] /usr/libexec/mysqld: ready for connections. Version: ‘5.5.44-MariaDB-log’ socket: ‘/var/lib/mysql/mysql.sock’ port: 3306 MariaDB Server 160313 8:39:06 [ERROR] mysqld: Table ‘./sajhamanch@002eorg/news’ is marked as crashed and should be repaired 160313 8:39:06 [Warning] Checking table: ‘./sajhamanch@002eorg/news’ 160313 9:34:42 [Note] /usr/libexec/mysqld: Normal shutdown
160313 9:34:42 [Note] Event Scheduler: Purging the queue. 0 events 160313 9:34:42 InnoDB: Starting shutdown… 160313 9:34:43 InnoDB: Shutdown completed; log sequence number 6810100584 160313 9:34:43 [Note] /usr/libexec/mysqld: Shutdown complete
160313 09:34:43 mysqld_safe mysqld from pid file /var/run/mariadb/mariadb.pid ended 160313 09:34:43 mysqld_safe Starting mysqld daemon with databases from /var/lib/mysql 160313 9:34:44 [Note] /usr/libexec/mysqld (mysqld 5.5.44-MariaDB-log) starting as process 24842 … 160313 9:34:44 InnoDB: The InnoDB memory heap is disabled 160313 9:34:44 InnoDB: Mutexes and rw_locks use GCC atomic builtins 160313 9:34:44 InnoDB: Compressed tables use zlib 1.2.7 160313 9:34:44 InnoDB: Using Linux native AIO 160313 9:34:44 InnoDB: Initializing buffer pool, size = 128.0M 160313 9:34:44 InnoDB: Completed initialization of buffer pool 160313 9:34:44 InnoDB: highest supported file format is Barracuda. 160313 9:34:44 InnoDB: Waiting for the background threads to start 160313 9:34:45 Percona XtraDB (http://www.percona.com) 5.5.43-MariaDB-37.2 started; log sequence number 6810100584 160313 9:34:45 [Note] Plugin ‘FEEDBACK’ is disabled. 160313 9:34:45 [Note] Server socket created on IP: ‘0.0.0.0’. 160313 9:34:45 [Note] Event Scheduler: Loaded 0 events 160313 9:34:45 [Note] /usr/libexec/mysqld: ready for connections. Version: ‘5.5.44-MariaDB-log’ socket: ‘/var/lib/mysql/mysql.sock’ port: 3306 MariaDB Server
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