I’m sharing all my error log;
170228 08:35:47 mysqld_safe Number of processes running now: 0 170228 08:35:47 mysqld_safe mysqld restarted 170228 8:35:47 [Note] /usr/libexec/mysqld (mysqld 5.5.52-MariaDB) starting as process 17360 … 170228 8:35:47 InnoDB: The InnoDB memory heap is disabled 170228 8:35:47 InnoDB: Mutexes and rw_locks use GCC atomic builtins 170228 8:35:47 InnoDB: Compressed tables use zlib 1.2.7 170228 8:35:47 InnoDB: Using Linux native AIO 170228 8:35:47 InnoDB: Initializing buffer pool, size = 128.0M InnoDB: mmap(137756672 bytes) failed; errno 12 170228 8:35:47 InnoDB: Completed initialization of buffer pool 170228 8:35:47 InnoDB: Fatal error: cannot allocate memory for the buffer pool 170228 8:35:47 [ERROR] Plugin ‘InnoDB’ init function returned error. 170228 8:35:47 [ERROR] Plugin ‘InnoDB’ registration as a STORAGE ENGINE failed. 170228 8:35:47 [ERROR] mysqld: Out of memory (Needed 128917504 bytes) 170228 8:35:47 [ERROR] mysqld: Out of memory (Needed 96681984 bytes) 170228 8:35:47 [Note] Plugin ‘FEEDBACK’ is disabled. 170228 8:35:47 [ERROR] Unknown/unsupported storage engine: InnoDB 170228 8:35:47 [ERROR] Aborting
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