InnoDB: Database was not shut down normally

hello to all.
i notice that in the last day during update of catalogue
my sql crash and the error is this:

i notice that in the last day during update of catalogue
my sql crash and the error is this:

160307 19:12:00 mysqld_safe mysqld from pid file /var/run/mysqld/mysqld.pid ended
160307 19:13:31 mysqld_safe Starting mysqld daemon with databases from /var/lib/mysql
160307 19:13:31 [Warning] Using unique option prefix key_buffer instead of key_buffer_size is deprecated and will be removed in a future release. Please use the full name instead.
160307 19:13:32 [Note] /usr/sbin/mysqld (mysqld 5.5.47-0+deb8u1) starting as process 1021 ...
160307 19:13:32 [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 name instead.
160307 19:13:32 [Note] Plugin 'FEDERATED' is disabled.
160307 19:13:32 InnoDB: The InnoDB memory heap is disabled
160307 19:13:32 InnoDB: Mutexes and rw_locks use GCC atomic builtins
160307 19:13:32 InnoDB: Compressed tables use zlib 1.2.8
160307 19:13:32 InnoDB: Using Linux native AIO
160307 19:13:32 InnoDB: Initializing buffer pool, size = 128.0M
160307 19:13:32 InnoDB: Completed initialization of buffer pool
160307 19:13:32 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!
160307 19:13:32 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...
160307 19:14:03 InnoDB: Waiting for the background threads to start
160307 19:14:04 InnoDB: 5.5.47 started; log sequence number 334105617
160307 19:14:04 [Note] Server hostname (bind-address): '127.0.0.1'; port: 3306
160307 19:14:04 [Note] - '127.0.0.1' resolves to '127.0.0.1';
160307 19:14:04 [Note] Server socket created on IP: '127.0.0.1'.
160307 19:14:04 [Note] Event Scheduler: Loaded 0 events
160307 19:14:04 [Note] /usr/sbin/mysqld: ready for connections.
Version: '5.5.47-0+deb8u1' socket: '/var/run/mysqld/mysqld.sock' port: 3306 (Debian)
Killed
160307 19:39:06 mysqld_safe Number of processes running now: 0
160307 19:39:06 mysqld_safe mysqld restarted
160307 19:39:09 [Warning] Using unique option prefix key_buffer instead of key_buffer_size is deprecated and will be removed in a future release. Please use the full name instead.
160307 19:39:09 [Note] /usr/sbin/mysqld (mysqld 5.5.47-0+deb8u1) starting as process 3553 ...
160307 19:39:09 [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 name instead.
160307 19:39:09 [Note] Plugin 'FEDERATED' is disabled.
160307 19:39:09 InnoDB: The InnoDB memory heap is disabled
160307 19:39:09 InnoDB: Mutexes and rw_locks use GCC atomic builtins
160307 19:39:09 InnoDB: Compressed tables use zlib 1.2.8
160307 19:39:09 InnoDB: Using Linux native AIO
160307 19:39:09 InnoDB: Initializing buffer pool, size = 128.0M
InnoDB: mmap(135987200 bytes) failed; errno 12
160307 19:39:09 InnoDB: Completed initialization of buffer pool
160307 19:39:09 InnoDB: Fatal error: cannot allocate memory for the buffer pool
160307 19:39:09 [ERROR] Plugin 'InnoDB' init function returned error.
160307 19:39:09 [ERROR] Plugin 'InnoDB' registration as a STORAGE ENGINE failed.
160307 19:39:09 [ERROR] Unknown/unsupported storage engine: InnoDB
160307 19:39:09 [ERROR] Aborting
160307 19:39:09 [Note] /usr/sbin/mysqld: Shutdown complete
160307 19:39:09 mysqld_safe mysqld from pid file /var/run/mysqld/mysqld.pid ended
160307 19:42:28 mysqld_safe Starting mysqld daemon with databases from /var/lib/mysql
160307 19:42:28 [Warning] Using unique option prefix key_buffer instead of key_buffer_size is deprecated and will be removed in a future release. Please use the full name instead.
160307 19:42:28 [Note] /usr/sbin/mysqld (mysqld 5.5.47-0+deb8u1) starting as process 1033 ...
160307 19:42:29 [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 name instead.
160307 19:42:29 [Note] Plugin 'FEDERATED' is disabled.
160307 19:42:29 InnoDB: The InnoDB memory heap is disabled
160307 19:42:29 InnoDB: Mutexes and rw_locks use GCC atomic builtins
160307 19:42:29 InnoDB: Compressed tables use zlib 1.2.8
160307 19:42:29 InnoDB: Using Linux native AIO
160307 19:42:29 InnoDB: Initializing buffer pool, size = 128.0M
160307 19:42:29 InnoDB: Completed initialization of buffer pool
160307 19:42:29 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!
160307 19:42:29 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...
160307 19:45:32 InnoDB: Waiting for the background threads to start
160307 19:45:33 InnoDB: 5.5.47 started; log sequence number 334180656
160307 19:45:33 [Note] Server hostname (bind-address): '127.0.0.1'; port: 3306
160307 19:45:33 [Note] - '127.0.0.1' resolves to '127.0.0.1';
160307 19:45:33 [Note] Server socket created on IP: '127.0.0.1'.
160307 19:45:33 [Note] Event Scheduler: Loaded 0 events
160307 19:45:33 [Note] /usr/sbin/mysqld: ready for connections.
Version: '5.5.47-0+deb8u1' socket: '/var/run/mysqld/mysqld.sock' port: 3306 (Debian)
160307 19:45:35 [ERROR] /usr/sbin/mysqld: Table './ampache_new/artist' is marked as crashed and should be repaired
160307 19:45:35 [Warning] Checking table: './ampache_new/artist'
160307 19:45:35 [ERROR] /usr/sbin/mysqld: Table './ampache_new/catalog' is marked as crashed and should be repaired
160307 19:45:35 [Warning] Checking table: './ampache_new/catalog'
160307 19:45:35 [ERROR] /usr/sbin/mysqld: Table './ampache_new/image' is marked as crashed and should be repaired
160307 19:45:35 [Warning] Checking table: './ampache_new/image'
160307 19:45:35 [ERROR] /usr/sbin/mysqld: Table './ampache_new/ip_history' is marked as crashed and should be repaired
160307 19:45:35 [Warning] Checking table: './ampache_new/ip_history'
160307 19:45:35 [ERROR] /usr/sbin/mysqld: Table './ampache_new/rating' is marked as crashed and should be repaired
160307 19:45:35 [Warning] Checking table: './ampache_new/rating'
160307 19:45:35 [ERROR] /usr/sbin/mysqld: Table './ampache_new/session' is marked as crashed and should be repaired
160307 19:45:35 [Warning] Checking table: './ampache_new/session'
160307 19:45:35 [ERROR] /usr/sbin/mysqld: Table './ampache_new/session_remember' is marked as crashed and should be repaired
160307 19:45:35 [Warning] Checking table: './ampache_new/session_remember'
160307 19:45:35 [ERROR] /usr/sbin/mysqld: Table './ampache_new/song' is marked as crashed and should be repaired
160307 19:45:35 [Warning] Checking table: './ampache_new/song'
160307 19:45:36 [ERROR] /usr/sbin/mysqld: Table './ampache_new/tag_map' is marked as crashed and should be repaired
160307 19:45:36 [Warning] Checking table: './ampache_new/tag_map'
160307 19:45:37 [ERROR] /usr/sbin/mysqld: Table './ampache_new/tmp_browse' is marked as crashed and should be repaired
160307 19:45:37 [Warning] Checking table: './ampache_new/tmp_browse'
160307 19:45:37 [ERROR] /usr/sbin/mysqld: Table './ampache_new/tmp_playlist' is marked as crashed and should be repaired
160307 19:45:37 [Warning] Checking table: './ampache_new/tmp_playlist'
160307 19:45:37 [ERROR] /usr/sbin/mysqld: Table './ampache_new/user' is marked as crashed and should be repaired
160307 19:45:37 [Warning] Checking table: './ampache_new/user'
160307 19:45:37 [ERROR] /usr/sbin/mysqld: Table './ampache_new/user_preference' is marked as crashed and should be repaired
160307 19:45:37 [Warning] Checking table: './ampache_new/user_preference'
Killed
160307 20:02:46 mysqld_safe Number of processes running now: 0
160307 20:02:46 mysqld_safe mysqld restarted
160307 20:02:48 [Warning] Using unique option prefix key_buffer instead of key_buffer_size is deprecated and will be removed in a future release. Please use the full name instead.
160307 20:02:48 [Note] /usr/sbin/mysqld (mysqld 5.5.47-0+deb8u1) starting as process 2446 ...
160307 20:02:48 [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 name instead.
160307 20:02:48 [Note] Plugin 'FEDERATED' is disabled.
160307 20:02:48 InnoDB: The InnoDB memory heap is disabled
160307 20:02:48 InnoDB: Mutexes and rw_locks use GCC atomic builtins
160307 20:02:48 InnoDB: Compressed tables use zlib 1.2.8
160307 20:02:48 InnoDB: Using Linux native AIO
160307 20:02:48 InnoDB: Initializing buffer pool, size = 128.0M
InnoDB: mmap(135987200 bytes) failed; errno 12
160307 20:02:48 InnoDB: Completed initialization of buffer pool
160307 20:02:48 InnoDB: Fatal error: cannot allocate memory for the buffer pool
160307 20:02:48 [ERROR] Plugin 'InnoDB' init function returned error.
160307 20:02:48 [ERROR] Plugin 'InnoDB' registration as a STORAGE ENGINE failed.
160307 20:02:48 [ERROR] Unknown/unsupported storage engine: InnoDB
160307 20:02:48 [ERROR] Aborting
160307 20:02:48 [Note] /usr/sbin/mysqld: Shutdown complete
160307 20:02:49 mysqld_safe mysqld from pid file /var/run/mysqld/mysqld.pid ended

how could i resolve this issue?
and after little minute raspberry stop to work

From a command line try: mysqlcheck -u root -p --auto-repair --check --all-databases