Mysql problem

my.cnf <br> <br># * Fine Tuning <br># <br>key_buffer = 16M <br>max_allowed_packet = 1M <br>thread_stack = 64K <br>thread_cache_size = 4 <br># This replaces the startup script and checks MyISAM tables if needed <br># the first time they are touched <br>myisam-recover = BACKUP <br>#max_connections = 500 <br>#table_cache = 64 <br>#thread_concurrency = 40 <br># <br># * Query Cache Configuration <br># <br>query_cache_limit = 1M <br>query_cache_size = 16M

log mysql: <br> <br> <br>140425 15:06:32 [Warning] Using unique option prefix myisam-recover instead of myisam-recover-options is deprecated and will be removed in a future release. Please use the full$ <br>140425 15:06:32 [Note] Plugin ‘FEDERATED’ is disabled. <br>140425 15:06:32 InnoDB: The InnoDB memory heap is disabled <br>140425 15:06:32 InnoDB: Mutexes and rw_locks use GCC atomic builtins <br>140425 15:06:32 InnoDB: Compressed tables use zlib 1.2.3.4 <br>140425 15:06:33 InnoDB: Initializing buffer pool, size = 128.0M <br>InnoDB: mmap(137363456 bytes) failed; errno 12 <br>140425 15:06:33 InnoDB: Completed initialization of buffer pool <br>140425 15:06:33 InnoDB: Fatal error: cannot allocate memory for the buffer pool <br>140425 15:06:33 [ERROR] Plugin ‘InnoDB’ init function returned error. <br>140425 15:06:33 [ERROR] Plugin ‘InnoDB’ registration as a STORAGE ENGINE failed. <br>140425 15:06:33 [ERROR] Unknown/unsupported storage engine: InnoDB <br>140425 15:06:33 [ERROR] Aborting <br> <br>140425 15:06:33 [Note] /usr/sbin/mysqld: Shutdown complete <br> <br>140425 15:06:33 [Warning] Using unique option prefix myisam-recover instead of myisam-recover-options is deprecated and will be removed in a future release. Please use the full$ <br>140425 15:06:33 [Note] Plugin ‘FEDERATED’ is disabled. <br>140425 15:06:33 InnoDB: The InnoDB memory heap is disabled <br>140425 15:06:33 InnoDB: Mutexes and rw_locks use GCC atomic builtins <br>140425 15:06:33 InnoDB: Compressed tables use zlib 1.2.3.4 <br>140425 15:06:33 InnoDB: Initializing buffer pool, size = 128.0M <br>InnoDB: mmap(137363456 bytes) failed; errno 12 <br>140425 15:06:33 InnoDB: Completed initialization of buffer pool <br>140425 15:06:33 InnoDB: Fatal error: cannot allocate memory for the buffer pool <br>140425 15:06:33 [ERROR] Plugin ‘InnoDB’ init function returned error. <br>140425 15:06:33 [ERROR] Plugin ‘InnoDB’ registration as a STORAGE ENGINE failed. <br>140425 15:06:33 [ERROR] Unknown/unsupported storage engine: InnoDB <br>140425 15:06:33 [ERROR] Aborting

The key error seems to be: <br> <br><pre> <br>140425 15:06:33 InnoDB: Initializing buffer pool, size = 128.0M <br>InnoDB: mmap(137363456 bytes) failed; errno 12 <br>140425 15:06:33 InnoDB: Completed initialization of buffer pool <br>140425 15:06:33 InnoDB: Fatal error: cannot allocate memory for the buffer pool <br></pre> <br> <br>It looks like you are running out of memory. There are a number of things you could do. You might want to try adding swap: https://www.digitalocean.com/community/articles/how-to-add-swap-on-ubuntu-12-04 <br> <br>Let us know how it goes!