MySQL stops every "X" days

[steve brining]

I am not sure what is causing this every "X" days MySQL just stops and I have to manually restart. What is causing this and how does one fix it..error log below;

2021-06-14T04:30:10.248268Z 0 [Warning] TIMESTAMP with implicit DEFAULT value is deprecated. Please use --explicit_defaults_for_timestamp server option (see documentation for more details).
2021-06-14T04:30:10.261059Z 0 [Note] /usr/sbin/mysqld (mysqld 5.7.34-0ubuntu0.18.04.1) starting as process 16860 ...
2021-06-14T04:30:10.293329Z 0 [Note] InnoDB: PUNCH HOLE support available
2021-06-14T04:30:10.293360Z 0 [Note] InnoDB: Mutexes and rw_locks use GCC atomic builtins
2021-06-14T04:30:10.293365Z 0 [Note] InnoDB: Uses event mutexes
2021-06-14T04:30:10.293369Z 0 [Note] InnoDB: GCC builtin __atomic_thread_fence() is used for memory barrier
2021-06-14T04:30:10.293373Z 0 [Note] InnoDB: Compressed tables use zlib 1.2.11
2021-06-14T04:30:10.293381Z 0 [Note] InnoDB: Using Linux native AIO
2021-06-14T04:30:10.294264Z 0 [Note] InnoDB: Number of pools: 1
2021-06-14T04:30:10.298128Z 0 [Note] InnoDB: Using CPU crc32 instructions
2021-06-14T04:30:10.301109Z 0 [Note] InnoDB: Initializing buffer pool, total size = 128M, instances = 1, chunk size = 128M
2021-06-14T04:30:10.304481Z 0 [ERROR] InnoDB: mmap(137428992 bytes) failed; errno 12
2021-06-14T04:30:10.304516Z 0 [ERROR] InnoDB: Cannot allocate memory for the buffer pool
2021-06-14T04:30:10.304525Z 0 [ERROR] InnoDB: Plugin initialization aborted with error Generic error
2021-06-14T04:30:10.304540Z 0 [ERROR] Plugin 'InnoDB' init function returned error.
2021-06-14T04:30:10.304547Z 0 [ERROR] Plugin 'InnoDB' registration as a STORAGE ENGINE failed.
2021-06-14T04:30:10.304557Z 0 [ERROR] Failed to initialize builtin plugins.
2021-06-14T04:30:10.304564Z 0 [ERROR] Aborting

2021-06-14T04:30:10.304646Z 0 [Note] Binlog end
2021-06-14T04:30:10.307602Z 0 [Note] Shutting down plugin 'CSV'
2021-06-14T04:30:10.307987Z 0 [Note] /usr/sbin/mysqld: Shutdown complete

2021-06-14T04:30:10.885190Z 0 [Warning] TIMESTAMP with implicit DEFAULT value is deprecated. Please use --explicit_defaults_for_timestamp server option (see documentation for more details).
2021-06-14T04:30:10.886584Z 0 [Note] /usr/sbin/mysqld (mysqld 5.7.34-0ubuntu0.18.04.1) starting as process 16896 ...
2021-06-14T04:30:10.899229Z 0 [Note] InnoDB: PUNCH HOLE support available
2021-06-14T04:30:10.899298Z 0 [Note] InnoDB: Mutexes and rw_locks use GCC atomic builtins
2021-06-14T04:30:10.899304Z 0 [Note] InnoDB: Uses event mutexes
2021-06-14T04:30:10.899310Z 0 [Note] InnoDB: GCC builtin __atomic_thread_fence() is used for memory barrier
2021-06-14T04:30:10.899315Z 0 [Note] InnoDB: Compressed tables use zlib 1.2.11
2021-06-14T04:30:10.899325Z 0 [Note] InnoDB: Using Linux native AIO
2021-06-14T04:30:10.906473Z 0 [Note] InnoDB: Number of pools: 1
2021-06-14T04:30:10.907538Z 0 [Note] InnoDB: Using CPU crc32 instructions
2021-06-14T04:30:10.911363Z 0 [Note] InnoDB: Initializing buffer pool, total size = 128M, instances = 1, chunk size = 128M
2021-06-14T04:30:10.911418Z 0 [ERROR] InnoDB: mmap(137428992 bytes) failed; errno 12
2021-06-14T04:30:10.911428Z 0 [ERROR] InnoDB: Cannot allocate memory for the buffer pool
2021-06-14T04:30:10.911435Z 0 [ERROR] InnoDB: Plugin initialization aborted with error Generic error
2021-06-14T04:30:10.911446Z 0 [ERROR] Plugin 'InnoDB' init function returned error.
2021-06-14T04:30:10.911452Z 0 [ERROR] Plugin 'InnoDB' registration as a STORAGE ENGINE failed.
2021-06-14T04:30:10.911459Z 0 [ERROR] Failed to initialize builtin plugins.
2021-06-14T04:30:10.911463Z 0 [ERROR] Aborting

2021-06-14T04:30:10.933494Z 0 [Note] Binlog end
2021-06-14T04:30:10.933569Z 0 [Note] Shutting down plugin 'CSV'
2021-06-14T04:30:10.933722Z 0 [Note] /usr/sbin/mysqld: Shutdown complete

2021-06-14T04:30:11.678413Z 0 [Warning] TIMESTAMP with implicit DEFAULT value is deprecated. Please use --explicit_defaults_for_timestamp server option (see documentation for more details).
2021-06-14T04:30:11.680287Z 0 [Note] /usr/sbin/mysqld (mysqld 5.7.34-0ubuntu0.18.04.1) starting as process 16934 ...
2021-06-14T04:30:11.698566Z 0 [Note] InnoDB: PUNCH HOLE support available
2021-06-14T04:30:11.698613Z 0 [Note] InnoDB: Mutexes and rw_locks use GCC atomic builtins
2021-06-14T04:30:11.698630Z 0 [Note] InnoDB: Uses event mutexes
2021-06-14T04:30:11.698635Z 0 [Note] InnoDB: GCC builtin __atomic_thread_fence() is used for memory barrier
2021-06-14T04:30:11.698639Z 0 [Note] InnoDB: Compressed tables use zlib 1.2.11
2021-06-14T04:30:11.698647Z 0 [Note] InnoDB: Using Linux native AIO
2021-06-14T04:30:11.699383Z 0 [Note] InnoDB: Number of pools: 1
2021-06-14T04:30:11.700251Z 0 [Note] InnoDB: Using CPU crc32 instructions
2021-06-14T04:30:11.706239Z 0 [Note] InnoDB: Initializing buffer pool, total size = 128M, instances = 1, chunk size = 128M
2021-06-14T04:30:11.706285Z 0 [ERROR] InnoDB: mmap(137428992 bytes) failed; errno 12
2021-06-14T04:30:11.706293Z 0 [ERROR] InnoDB: Cannot allocate memory for the buffer pool
2021-06-14T04:30:11.706298Z 0 [ERROR] InnoDB: Plugin initialization aborted with error Generic error
2021-06-14T04:30:11.706307Z 0 [ERROR] Plugin 'InnoDB' init function returned error.
2021-06-14T04:30:11.706313Z 0 [ERROR] Plugin 'InnoDB' registration as a STORAGE ENGINE failed.
2021-06-14T04:30:11.706319Z 0 [ERROR] Failed to initialize builtin plugins.
2021-06-14T04:30:11.706323Z 0 [ERROR] Aborting

2021-06-14T04:30:11.716759Z 0 [Note] Binlog end
2021-06-14T04:30:11.716850Z 0 [Note] Shutting down plugin 'CSV'
2021-06-14T04:30:11.717009Z 0 [Note] /usr/sbin/mysqld: Shutdown complete

2021-06-14T04:30:12.377603Z 0 [Warning] TIMESTAMP with implicit DEFAULT value is deprecated. Please use --explicit_defaults_for_timestamp server option (see documentation for more details).
2021-06-14T04:30:12.379722Z 0 [Note] /usr/sbin/mysqld (mysqld 5.7.34-0ubuntu0.18.04.1) starting as process 16977 ...
2021-06-14T04:30:12.411755Z 0 [Note] InnoDB: PUNCH HOLE support available
2021-06-14T04:30:12.411814Z 0 [Note] InnoDB: Mutexes and rw_locks use GCC atomic builtins
2021-06-14T04:30:12.411821Z 0 [Note] InnoDB: Uses event mutexes
2021-06-14T04:30:12.411827Z 0 [Note] InnoDB: GCC builtin __atomic_thread_fence() is used for memory barrier
2021-06-14T04:30:12.411834Z 0 [Note] InnoDB: Compressed tables use zlib 1.2.11
2021-06-14T04:30:12.411845Z 0 [Note] InnoDB: Using Linux native AIO
2021-06-14T04:30:12.413523Z 0 [Note] InnoDB: Number of pools: 1
2021-06-14T04:30:12.414415Z 0 [Note] InnoDB: Using CPU crc32 instructions
2021-06-14T04:30:12.416766Z 0 [Note] InnoDB: Initializing buffer pool, total size = 128M, instances = 1, chunk size = 128M
2021-06-14T04:30:12.416841Z 0 [ERROR] InnoDB: mmap(137428992 bytes) failed; errno 12
2021-06-14T04:30:12.416855Z 0 [ERROR] InnoDB: Cannot allocate memory for the buffer pool
2021-06-14T04:30:12.416863Z 0 [ERROR] InnoDB: Plugin initialization aborted with error Generic error
2021-06-14T04:30:12.416876Z 0 [ERROR] Plugin 'InnoDB' init function returned error.
2021-06-14T04:30:12.416884Z 0 [ERROR] Plugin 'InnoDB' registration as a STORAGE ENGINE failed.
2021-06-14T04:30:12.416894Z 0 [ERROR] Failed to initialize builtin plugins.
2021-06-14T04:30:12.416900Z 0 [ERROR] Aborting

2021-06-14T04:30:12.425759Z 0 [Note] Binlog end
2021-06-14T04:30:12.428254Z 0 [Note] Shutting down plugin 'CSV'
2021-06-14T04:30:12.428527Z 0 [Note] /usr/sbin/mysqld: Shutdown complete

2021-06-14T04:30:13.089650Z 0 [Warning] TIMESTAMP with implicit DEFAULT value is deprecated. Please use --explicit_defaults_for_timestamp server option (see documentation for more details).
2021-06-14T04:30:13.099543Z 0 [Note] /usr/sbin/mysqld (mysqld 5.7.34-0ubuntu0.18.04.1) starting as process 17028 ...
2021-06-14T04:30:13.107063Z 0 [Note] InnoDB: PUNCH HOLE support available
2021-06-14T04:30:13.107098Z 0 [Note] InnoDB: Mutexes and rw_locks use GCC atomic builtins
2021-06-14T04:30:13.107103Z 0 [Note] InnoDB: Uses event mutexes
2021-06-14T04:30:13.107107Z 0 [Note] InnoDB: GCC builtin __atomic_thread_fence() is used for memory barrier
2021-06-14T04:30:13.107112Z 0 [Note] InnoDB: Compressed tables use zlib 1.2.11
2021-06-14T04:30:13.107118Z 0 [Note] InnoDB: Using Linux native AIO
2021-06-14T04:30:13.108792Z 0 [Note] InnoDB: Number of pools: 1
2021-06-14T04:30:13.113355Z 0 [Note] InnoDB: Using CPU crc32 instructions
2021-06-14T04:30:13.114883Z 0 [Note] InnoDB: Initializing buffer pool, total size = 128M, instances = 1, chunk size = 128M
2021-06-14T04:30:13.116006Z 0 [ERROR] InnoDB: mmap(137428992 bytes) failed; errno 12
2021-06-14T04:30:13.116037Z 0 [ERROR] InnoDB: Cannot allocate memory for the buffer pool
2021-06-14T04:30:13.116045Z 0 [ERROR] InnoDB: Plugin initialization aborted with error Generic error
2021-06-14T04:30:13.116055Z 0 [ERROR] Plugin 'InnoDB' init function returned error.
2021-06-14T04:30:13.116061Z 0 [ERROR] Plugin 'InnoDB' registration as a STORAGE ENGINE failed.
2021-06-14T04:30:13.116067Z 0 [ERROR] Failed to initialize builtin plugins.
2021-06-14T04:30:13.116071Z 0 [ERROR] Aborting

2021-06-14T04:30:13.129859Z 0 [Note] Binlog end
2021-06-14T04:30:13.129983Z 0 [Note] Shutting down plugin 'CSV'
2021-06-14T04:30:13.130209Z 0 [Note] /usr/sbin/mysqld: Shutdown complete