2018-03-09T18:08:28.805925Z 0 [Warning] TIMESTAMP with implicit DEFAULT value is deprecated. Please use --explicit_defaults_for_timestamp server option (see documentation for more details).
2018-03-09T18:08:30.171160Z 0 [Warning] InnoDB: New log files created, LSN=45790
2018-03-09T18:08:30.240761Z 0 [Warning] InnoDB: Creating foreign key constraint system tables.
2018-03-09T18:08:30.396126Z 0 [Warning] No existing UUID has been found, so we assume that this is the first time that this server has been started. Generating a new UUID: df6f13b4-23c4-11e8-9f88-08002703f07d.
2018-03-09T18:08:30.402164Z 0 [Warning] Gtid table is not ready to be used. Table 'mysql.gtid_executed' cannot be opened.
2018-03-09T18:08:30.403337Z 1 [Warning] root@localhost is created with an empty password ! Please consider switching off the --initialize-insecure option.
2018-03-09T18:08:38.417700Z 0 [Warning] Changed limits: max_open_files: 1024 (requested 5000)
2018-03-09T18:08:38.417779Z 0 [Warning] Changed limits: table_open_cache: 431 (requested 2000)
2018-03-09T18:08:38.597781Z 0 [Warning] TIMESTAMP with implicit DEFAULT value is deprecated. Please use --explicit_defaults_for_timestamp server option (see documentation for more details).
2018-03-09T18:08:38.599996Z 0 [Note] /usr/sbin/mysqld (mysqld 5.7.21-0ubuntu0.16.04.1) starting as process 8108 ...
2018-03-09T18:08:38.622986Z 0 [Note] InnoDB: PUNCH HOLE support available
2018-03-09T18:08:38.623021Z 0 [Note] InnoDB: Mutexes and rw_locks use GCC atomic builtins
2018-03-09T18:08:38.623027Z 0 [Note] InnoDB: Uses event mutexes
2018-03-09T18:08:38.623033Z 0 [Note] InnoDB: GCC builtin __atomic_thread_fence() is used for memory barrier
2018-03-09T18:08:38.623038Z 0 [Note] InnoDB: Compressed tables use zlib 1.2.8
2018-03-09T18:08:38.623043Z 0 [Note] InnoDB: Using Linux native AIO
2018-03-09T18:08:38.623385Z 0 [Note] InnoDB: Number of pools: 1
2018-03-09T18:08:38.623526Z 0 [Note] InnoDB: Using CPU crc32 instructions
2018-03-09T18:08:38.625426Z 0 [Note] InnoDB: Initializing buffer pool, total size = 128M, instances = 1, chunk size = 128M
2018-03-09T18:08:38.639799Z 0 [Note] InnoDB: Completed initialization of buffer pool
2018-03-09T18:08:38.642541Z 0 [Note] InnoDB: If the mysqld execution user is authorized, page cleaner thread priority can be changed. See the man page of setpriority().
2018-03-09T18:08:38.654716Z 0 [Note] InnoDB: Highest supported file format is Barracuda.
2018-03-09T18:08:38.709715Z 0 [Note] InnoDB: Creating shared tablespace for temporary tables
2018-03-09T18:08:38.709819Z 0 [Note] InnoDB: Setting file './ibtmp1' size to 12 MB. Physically writing the file full; Please wait ...
2018-03-09T18:08:38.754597Z 0 [Note] InnoDB: File './ibtmp1' size is now 12 MB.
2018-03-09T18:08:38.755702Z 0 [Note] InnoDB: 96 redo rollback segment(s) found. 96 redo rollback segment(s) are active.
2018-03-09T18:08:38.755717Z 0 [Note] InnoDB: 32 non-redo rollback segment(s) are active.
2018-03-09T18:08:38.755987Z 0 [Note] InnoDB: Waiting for purge to start
2018-03-09T18:08:38.806298Z 0 [Note] InnoDB: 5.7.21 started; log sequence number 2551534
2018-03-09T18:08:38.807124Z 0 [Note] Plugin 'FEDERATED' is disabled.
2018-03-09T18:08:38.814379Z 0 [Note] InnoDB: Loading buffer pool(s) from /var/lib/mysql/ib_buffer_pool
2018-03-09T18:08:38.822505Z 0 [Note] InnoDB: Buffer pool(s) load completed at 180309 23:38:38
2018-03-09T18:08:38.823946Z 0 [Warning] Failed to set up SSL because of the following SSL library error: SSL context is not usable without certificate and private key
2018-03-09T18:08:38.823968Z 0 [Note] Server hostname (bind-address): '127.0.0.1'; port: 3306
2018-03-09T18:08:38.823981Z 0 [Note]   - '127.0.0.1' resolves to '127.0.0.1';
2018-03-09T18:08:38.824013Z 0 [Note] Server socket created on IP: '127.0.0.1'.
2018-03-09T18:08:38.837444Z 0 [Note] Event Scheduler: Loaded 0 events
2018-03-09T18:08:38.837728Z 0 [Note] /usr/sbin/mysqld: ready for connections.
Version: '5.7.21-0ubuntu0.16.04.1'  socket: '/var/run/mysqld/mysqld.sock'  port: 3306  (Ubuntu)
2018-03-09T18:08:39.613148Z 2 [Note] Access denied for user 'root'@'localhost' (using password: NO)
2018-03-09T18:08:39.724083Z 3 [Note] Access denied for user 'root'@'localhost' (using password: NO)
2018-03-09T18:14:04.360776Z 0 [Note] Giving 0 client threads a chance to die gracefully
2018-03-09T18:14:04.360819Z 0 [Note] Shutting down slave threads
2018-03-09T18:14:04.360826Z 0 [Note] Forcefully disconnecting 0 remaining clients
2018-03-09T18:14:04.360836Z 0 [Note] Event Scheduler: Purging the queue. 0 events
2018-03-09T18:14:04.388400Z 0 [Note] Binlog end
2018-03-09T18:14:04.388822Z 0 [Note] Shutting down plugin 'ngram'
2018-03-09T18:14:04.388834Z 0 [Note] Shutting down plugin 'partition'
2018-03-09T18:14:04.388840Z 0 [Note] Shutting down plugin 'BLACKHOLE'
2018-03-09T18:14:04.388845Z 0 [Note] Shutting down plugin 'ARCHIVE'
2018-03-09T18:14:04.388849Z 0 [Note] Shutting down plugin 'MyISAM'
2018-03-09T18:14:04.388856Z 0 [Note] Shutting down plugin 'PERFORMANCE_SCHEMA'
2018-03-09T18:14:04.388882Z 0 [Note] Shutting down plugin 'MEMORY'
2018-03-09T18:14:04.388887Z 0 [Note] Shutting down plugin 'MRG_MYISAM'
2018-03-09T18:14:04.388892Z 0 [Note] Shutting down plugin 'CSV'
2018-03-09T18:14:04.388897Z 0 [Note] Shutting down plugin 'INNODB_SYS_VIRTUAL'
2018-03-09T18:14:04.388902Z 0 [Note] Shutting down plugin 'INNODB_SYS_DATAFILES'
2018-03-09T18:14:04.388906Z 0 [Note] Shutting down plugin 'INNODB_SYS_TABLESPACES'
2018-03-09T18:14:04.388910Z 0 [Note] Shutting down plugin 'INNODB_SYS_FOREIGN_COLS'
2018-03-09T18:14:04.388914Z 0 [Note] Shutting down plugin 'INNODB_SYS_FOREIGN'
2018-03-09T18:14:04.388918Z 0 [Note] Shutting down plugin 'INNODB_SYS_FIELDS'
2018-03-09T18:14:04.388922Z 0 [Note] Shutting down plugin 'INNODB_SYS_COLUMNS'
2018-03-09T18:14:04.388926Z 0 [Note] Shutting down plugin 'INNODB_SYS_INDEXES'
2018-03-09T18:14:04.388930Z 0 [Note] Shutting down plugin 'INNODB_SYS_TABLESTATS'
2018-03-09T18:14:04.388933Z 0 [Note] Shutting down plugin 'INNODB_SYS_TABLES'
2018-03-09T18:14:04.388937Z 0 [Note] Shutting down plugin 'INNODB_FT_INDEX_TABLE'
2018-03-09T18:14:04.388941Z 0 [Note] Shutting down plugin 'INNODB_FT_INDEX_CACHE'
2018-03-09T18:14:04.388945Z 0 [Note] Shutting down plugin 'INNODB_FT_CONFIG'
2018-03-09T18:14:04.388949Z 0 [Note] Shutting down plugin 'INNODB_FT_BEING_DELETED'
2018-03-09T18:14:04.388953Z 0 [Note] Shutting down plugin 'INNODB_FT_DELETED'
2018-03-09T18:14:04.388957Z 0 [Note] Shutting down plugin 'INNODB_FT_DEFAULT_STOPWORD'
2018-03-09T18:14:04.388961Z 0 [Note] Shutting down plugin 'INNODB_METRICS'
2018-03-09T18:14:04.388965Z 0 [Note] Shutting down plugin 'INNODB_TEMP_TABLE_INFO'
2018-03-09T18:14:04.388969Z 0 [Note] Shutting down plugin 'INNODB_BUFFER_POOL_STATS'
2018-03-09T18:14:04.388973Z 0 [Note] Shutting down plugin 'INNODB_BUFFER_PAGE_LRU'
2018-03-09T18:14:04.388976Z 0 [Note] Shutting down plugin 'INNODB_BUFFER_PAGE'
2018-03-09T18:14:04.388980Z 0 [Note] Shutting down plugin 'INNODB_CMP_PER_INDEX_RESET'
2018-03-09T18:14:04.388984Z 0 [Note] Shutting down plugin 'INNODB_CMP_PER_INDEX'
2018-03-09T18:14:04.388988Z 0 [Note] Shutting down plugin 'INNODB_CMPMEM_RESET'
2018-03-09T18:14:04.388992Z 0 [Note] Shutting down plugin 'INNODB_CMPMEM'
2018-03-09T18:14:04.388996Z 0 [Note] Shutting down plugin 'INNODB_CMP_RESET'
2018-03-09T18:14:04.389000Z 0 [Note] Shutting down plugin 'INNODB_CMP'
2018-03-09T18:14:04.389004Z 0 [Note] Shutting down plugin 'INNODB_LOCK_WAITS'
2018-03-09T18:14:04.389008Z 0 [Note] Shutting down plugin 'INNODB_LOCKS'
2018-03-09T18:14:04.389012Z 0 [Note] Shutting down plugin 'INNODB_TRX'
2018-03-09T18:14:04.389016Z 0 [Note] Shutting down plugin 'InnoDB'
2018-03-09T18:14:04.389072Z 0 [Note] InnoDB: FTS optimize thread exiting.
2018-03-09T18:14:04.389222Z 0 [Note] InnoDB: Starting shutdown...
2018-03-09T18:14:04.489509Z 0 [Note] InnoDB: Dumping buffer pool(s) to /var/lib/mysql/ib_buffer_pool
2018-03-09T18:14:04.489890Z 0 [Note] InnoDB: Buffer pool(s) dump completed at 180309 23:44:04
2018-03-09T18:14:05.868259Z 0 [Note] InnoDB: Shutdown completed; log sequence number 2551562
2018-03-09T18:14:05.873217Z 0 [Note] InnoDB: Removed temporary tablespace data file: "ibtmp1"
2018-03-09T18:14:05.873274Z 0 [Note] Shutting down plugin 'sha256_password'
2018-03-09T18:14:05.873286Z 0 [Note] Shutting down plugin 'mysql_native_password'
2018-03-09T18:14:05.873678Z 0 [Note] Shutting down plugin 'binlog'
2018-03-09T18:14:05.874451Z 0 [Note] /usr/sbin/mysqld: Shutdown complete

2018-03-09T18:14:05.991053Z 0 [Warning] Changed limits: max_open_files: 1024 (requested 5000)
2018-03-09T18:14:05.991134Z 0 [Warning] Changed limits: table_open_cache: 431 (requested 2000)
2018-03-09T18:14:06.178433Z 0 [Warning] TIMESTAMP with implicit DEFAULT value is deprecated. Please use --explicit_defaults_for_timestamp server option (see documentation for more details).
2018-03-09T18:14:06.180526Z 0 [Note] /usr/sbin/mysqld (mysqld 5.7.21-0ubuntu0.16.04.1) starting as process 8243 ...
2018-03-09T18:14:06.186498Z 0 [Note] InnoDB: PUNCH HOLE support available
2018-03-09T18:14:06.186534Z 0 [Note] InnoDB: Mutexes and rw_locks use GCC atomic builtins
2018-03-09T18:14:06.186540Z 0 [Note] InnoDB: Uses event mutexes
2018-03-09T18:14:06.186546Z 0 [Note] InnoDB: GCC builtin __atomic_thread_fence() is used for memory barrier
2018-03-09T18:14:06.186551Z 0 [Note] InnoDB: Compressed tables use zlib 1.2.8
2018-03-09T18:14:06.186556Z 0 [Note] InnoDB: Using Linux native AIO
2018-03-09T18:14:06.186901Z 0 [Note] InnoDB: Number of pools: 1
2018-03-09T18:14:06.187039Z 0 [Note] InnoDB: Using CPU crc32 instructions
2018-03-09T18:14:06.188979Z 0 [Note] InnoDB: Initializing buffer pool, total size = 128M, instances = 1, chunk size = 128M
2018-03-09T18:14:06.200486Z 0 [Note] InnoDB: Completed initialization of buffer pool
2018-03-09T18:14:06.203249Z 0 [Note] InnoDB: If the mysqld execution user is authorized, page cleaner thread priority can be changed. See the man page of setpriority().
2018-03-09T18:14:06.289163Z 0 [Note] InnoDB: Highest supported file format is Barracuda.
2018-03-09T18:14:06.403020Z 0 [Note] InnoDB: Creating shared tablespace for temporary tables
2018-03-09T18:14:06.403174Z 0 [Note] InnoDB: Setting file './ibtmp1' size to 12 MB. Physically writing the file full; Please wait ...
2018-03-09T18:14:06.647921Z 0 [Note] InnoDB: File './ibtmp1' size is now 12 MB.
2018-03-09T18:14:06.649033Z 0 [Note] InnoDB: 96 redo rollback segment(s) found. 96 redo rollback segment(s) are active.
2018-03-09T18:14:06.649050Z 0 [Note] InnoDB: 32 non-redo rollback segment(s) are active.
2018-03-09T18:14:06.649327Z 0 [Note] InnoDB: Waiting for purge to start
2018-03-09T18:14:06.699599Z 0 [Note] InnoDB: 5.7.21 started; log sequence number 2551562
2018-03-09T18:14:06.699990Z 0 [Note] Plugin 'FEDERATED' is disabled.
2018-03-09T18:14:06.703440Z 0 [Note] InnoDB: Loading buffer pool(s) from /var/lib/mysql/ib_buffer_pool
2018-03-09T18:14:06.707462Z 0 [Note] InnoDB: Buffer pool(s) load completed at 180309 23:44:06
2018-03-09T18:14:06.708554Z 0 [Warning] Failed to set up SSL because of the following SSL library error: SSL context is not usable without certificate and private key
2018-03-09T18:14:06.708574Z 0 [Note] Server hostname (bind-address): '127.0.0.1'; port: 3306
2018-03-09T18:14:06.708585Z 0 [Note]   - '127.0.0.1' resolves to '127.0.0.1';
2018-03-09T18:14:06.708614Z 0 [Note] Server socket created on IP: '127.0.0.1'.
2018-03-09T18:14:06.718557Z 0 [Note] Event Scheduler: Loaded 0 events
2018-03-09T18:14:06.718770Z 0 [Note] /usr/sbin/mysqld: ready for connections.
Version: '5.7.21-0ubuntu0.16.04.1'  socket: '/var/run/mysqld/mysqld.sock'  port: 3306  (Ubuntu)
2018-03-09T18:14:06.978753Z 2 [Note] Access denied for user 'root'@'localhost' (using password: NO)
2018-03-09T18:15:00.233006Z 4 [Note] Access denied for user 'root'@'localhost' (using password: YES)
2018-03-09T18:15:54.729869Z 5 [Note] Access denied for user 'root'@'localhost' (using password: YES)
2018-03-09T18:16:24.255593Z 6 [Note] Access denied for user 'root'@'localhost' (using password: YES)
2018-03-09T18:18:18.840285Z 0 [Note] Giving 0 client threads a chance to die gracefully
2018-03-09T18:18:18.840320Z 0 [Note] Shutting down slave threads
2018-03-09T18:18:18.840327Z 0 [Note] Forcefully disconnecting 0 remaining clients
2018-03-09T18:18:18.840343Z 0 [Note] Event Scheduler: Purging the queue. 0 events
2018-03-09T18:18:18.840385Z 0 [Note] Binlog end
2018-03-09T18:18:18.840783Z 0 [Note] Shutting down plugin 'ngram'
2018-03-09T18:18:18.840796Z 0 [Note] Shutting down plugin 'partition'
2018-03-09T18:18:18.840801Z 0 [Note] Shutting down plugin 'BLACKHOLE'
2018-03-09T18:18:18.840806Z 0 [Note] Shutting down plugin 'ARCHIVE'
2018-03-09T18:18:18.840809Z 0 [Note] Shutting down plugin 'MyISAM'
2018-03-09T18:18:18.840816Z 0 [Note] Shutting down plugin 'PERFORMANCE_SCHEMA'
2018-03-09T18:18:18.840841Z 0 [Note] Shutting down plugin 'MEMORY'
2018-03-09T18:18:18.840846Z 0 [Note] Shutting down plugin 'MRG_MYISAM'
2018-03-09T18:18:18.840850Z 0 [Note] Shutting down plugin 'CSV'
2018-03-09T18:18:18.840855Z 0 [Note] Shutting down plugin 'INNODB_SYS_VIRTUAL'
2018-03-09T18:18:18.840859Z 0 [Note] Shutting down plugin 'INNODB_SYS_DATAFILES'
2018-03-09T18:18:18.840863Z 0 [Note] Shutting down plugin 'INNODB_SYS_TABLESPACES'
2018-03-09T18:18:18.840866Z 0 [Note] Shutting down plugin 'INNODB_SYS_FOREIGN_COLS'
2018-03-09T18:18:18.840870Z 0 [Note] Shutting down plugin 'INNODB_SYS_FOREIGN'
2018-03-09T18:18:18.840873Z 0 [Note] Shutting down plugin 'INNODB_SYS_FIELDS'
2018-03-09T18:18:18.840877Z 0 [Note] Shutting down plugin 'INNODB_SYS_COLUMNS'
2018-03-09T18:18:18.840881Z 0 [Note] Shutting down plugin 'INNODB_SYS_INDEXES'
2018-03-09T18:18:18.840884Z 0 [Note] Shutting down plugin 'INNODB_SYS_TABLESTATS'
2018-03-09T18:18:18.840888Z 0 [Note] Shutting down plugin 'INNODB_SYS_TABLES'
2018-03-09T18:18:18.840891Z 0 [Note] Shutting down plugin 'INNODB_FT_INDEX_TABLE'
2018-03-09T18:18:18.840895Z 0 [Note] Shutting down plugin 'INNODB_FT_INDEX_CACHE'
2018-03-09T18:18:18.840899Z 0 [Note] Shutting down plugin 'INNODB_FT_CONFIG'
2018-03-09T18:18:18.840902Z 0 [Note] Shutting down plugin 'INNODB_FT_BEING_DELETED'
2018-03-09T18:18:18.840906Z 0 [Note] Shutting down plugin 'INNODB_FT_DELETED'
2018-03-09T18:18:18.840909Z 0 [Note] Shutting down plugin 'INNODB_FT_DEFAULT_STOPWORD'
2018-03-09T18:18:18.840913Z 0 [Note] Shutting down plugin 'INNODB_METRICS'
2018-03-09T18:18:18.840916Z 0 [Note] Shutting down plugin 'INNODB_TEMP_TABLE_INFO'
2018-03-09T18:18:18.840920Z 0 [Note] Shutting down plugin 'INNODB_BUFFER_POOL_STATS'
2018-03-09T18:18:18.840923Z 0 [Note] Shutting down plugin 'INNODB_BUFFER_PAGE_LRU'
2018-03-09T18:18:18.840927Z 0 [Note] Shutting down plugin 'INNODB_BUFFER_PAGE'
2018-03-09T18:18:18.840930Z 0 [Note] Shutting down plugin 'INNODB_CMP_PER_INDEX_RESET'
2018-03-09T18:18:18.840934Z 0 [Note] Shutting down plugin 'INNODB_CMP_PER_INDEX'
2018-03-09T18:18:18.840938Z 0 [Note] Shutting down plugin 'INNODB_CMPMEM_RESET'
2018-03-09T18:18:18.840941Z 0 [Note] Shutting down plugin 'INNODB_CMPMEM'
2018-03-09T18:18:18.840945Z 0 [Note] Shutting down plugin 'INNODB_CMP_RESET'
2018-03-09T18:18:18.840948Z 0 [Note] Shutting down plugin 'INNODB_CMP'
2018-03-09T18:18:18.840952Z 0 [Note] Shutting down plugin 'INNODB_LOCK_WAITS'
2018-03-09T18:18:18.840955Z 0 [Note] Shutting down plugin 'INNODB_LOCKS'
2018-03-09T18:18:18.840959Z 0 [Note] Shutting down plugin 'INNODB_TRX'
2018-03-09T18:18:18.840963Z 0 [Note] Shutting down plugin 'InnoDB'
2018-03-09T18:18:18.841006Z 0 [Note] InnoDB: FTS optimize thread exiting.
2018-03-09T18:18:18.841133Z 0 [Note] InnoDB: Starting shutdown...
2018-03-09T18:18:18.941381Z 0 [Note] InnoDB: Dumping buffer pool(s) to /var/lib/mysql/ib_buffer_pool
2018-03-09T18:18:19.747045Z 0 [Note] InnoDB: Buffer pool(s) dump completed at 180309 23:48:19
2018-03-09T18:18:23.092822Z 0 [Note] InnoDB: Shutdown completed; log sequence number 2551590
2018-03-09T18:18:23.102715Z 0 [Note] InnoDB: Removed temporary tablespace data file: "ibtmp1"
2018-03-09T18:18:23.102743Z 0 [Note] Shutting down plugin 'sha256_password'
2018-03-09T18:18:23.102750Z 0 [Note] Shutting down plugin 'mysql_native_password'
2018-03-09T18:18:23.102923Z 0 [Note] Shutting down plugin 'binlog'
2018-03-09T18:18:23.103274Z 0 [Note] /usr/sbin/mysqld: Shutdown complete

2018-03-11T15:09:37.703245Z 0 [Warning] Changed limits: max_open_files: 1024 (requested 5000)
2018-03-11T15:09:37.703356Z 0 [Warning] Changed limits: table_open_cache: 431 (requested 2000)
2018-03-11T15:09:38.335701Z 0 [Warning] TIMESTAMP with implicit DEFAULT value is deprecated. Please use --explicit_defaults_for_timestamp server option (see documentation for more details).
2018-03-11T15:09:38.398972Z 0 [Note] /usr/sbin/mysqld (mysqld 5.7.21-0ubuntu0.16.04.1) starting as process 839 ...
2018-03-11T15:09:39.189195Z 0 [Note] InnoDB: PUNCH HOLE support available
2018-03-11T15:09:39.189283Z 0 [Note] InnoDB: Mutexes and rw_locks use GCC atomic builtins
2018-03-11T15:09:39.189297Z 0 [Note] InnoDB: Uses event mutexes
2018-03-11T15:09:39.189309Z 0 [Note] InnoDB: GCC builtin __atomic_thread_fence() is used for memory barrier
2018-03-11T15:09:39.189387Z 0 [Note] InnoDB: Compressed tables use zlib 1.2.8
2018-03-11T15:09:39.189412Z 0 [Note] InnoDB: Using Linux native AIO
2018-03-11T15:09:39.256050Z 0 [Note] InnoDB: Number of pools: 1
2018-03-11T15:09:39.349047Z 0 [Note] InnoDB: Using CPU crc32 instructions
2018-03-11T15:09:39.367817Z 0 [Note] InnoDB: Initializing buffer pool, total size = 128M, instances = 1, chunk size = 128M
2018-03-11T15:09:39.439605Z 0 [Note] InnoDB: Completed initialization of buffer pool
2018-03-11T15:09:39.470202Z 0 [Note] InnoDB: If the mysqld execution user is authorized, page cleaner thread priority can be changed. See the man page of setpriority().
2018-03-11T15:09:39.600658Z 0 [Note] InnoDB: Highest supported file format is Barracuda.
2018-03-11T15:09:40.296928Z 0 [Note] InnoDB: Creating shared tablespace for temporary tables
2018-03-11T15:09:40.297170Z 0 [Note] InnoDB: Setting file './ibtmp1' size to 12 MB. Physically writing the file full; Please wait ...
2018-03-11T15:09:40.738559Z 0 [Note] InnoDB: File './ibtmp1' size is now 12 MB.
2018-03-11T15:09:40.741047Z 0 [Note] InnoDB: 96 redo rollback segment(s) found. 96 redo rollback segment(s) are active.
2018-03-11T15:09:40.741094Z 0 [Note] InnoDB: 32 non-redo rollback segment(s) are active.
2018-03-11T15:09:40.741826Z 0 [Note] InnoDB: Waiting for purge to start
2018-03-11T15:09:40.800732Z 0 [Note] InnoDB: 5.7.21 started; log sequence number 2551590
2018-03-11T15:09:40.801348Z 0 [Note] InnoDB: Loading buffer pool(s) from /var/lib/mysql/ib_buffer_pool
2018-03-11T15:09:40.846681Z 0 [Note] Plugin 'FEDERATED' is disabled.
2018-03-11T15:09:41.515755Z 0 [Warning] Failed to set up SSL because of the following SSL library error: SSL context is not usable without certificate and private key
2018-03-11T15:09:41.515834Z 0 [Note] Server hostname (bind-address): '127.0.0.1'; port: 3306
2018-03-11T15:09:41.515875Z 0 [Note]   - '127.0.0.1' resolves to '127.0.0.1';
2018-03-11T15:09:41.515941Z 0 [Note] Server socket created on IP: '127.0.0.1'.
2018-03-11T15:09:42.117895Z 0 [Note] InnoDB: Buffer pool(s) load completed at 180311 20:39:42
2018-03-11T15:09:42.941093Z 0 [Note] Event Scheduler: Loaded 0 events
2018-03-11T15:09:42.941352Z 0 [Note] /usr/sbin/mysqld: ready for connections.
Version: '5.7.21-0ubuntu0.16.04.1'  socket: '/var/run/mysqld/mysqld.sock'  port: 3306  (Ubuntu)
2018-03-11T15:09:42.986341Z 2 [Note] Access denied for user 'root'@'localhost' (using password: NO)
2018-03-11T15:16:16.310373Z 3 [Note] Access denied for user 'root'@'localhost' (using password: YES)
2018-03-11T15:30:26.291644Z 0 [Note] Giving 0 client threads a chance to die gracefully
2018-03-11T15:30:26.291688Z 0 [Note] Shutting down slave threads
2018-03-11T15:30:26.291695Z 0 [Note] Forcefully disconnecting 0 remaining clients
2018-03-11T15:30:26.291707Z 0 [Note] Event Scheduler: Purging the queue. 0 events
2018-03-11T15:30:26.321659Z 0 [Note] Binlog end
2018-03-11T15:30:26.345056Z 0 [Note] Shutting down plugin 'ngram'
2018-03-11T15:30:26.345127Z 0 [Note] Shutting down plugin 'partition'
2018-03-11T15:30:26.345139Z 0 [Note] Shutting down plugin 'BLACKHOLE'
2018-03-11T15:30:26.345148Z 0 [Note] Shutting down plugin 'ARCHIVE'
2018-03-11T15:30:26.345154Z 0 [Note] Shutting down plugin 'MyISAM'
2018-03-11T15:30:26.367305Z 0 [Note] Shutting down plugin 'PERFORMANCE_SCHEMA'
2018-03-11T15:30:26.367386Z 0 [Note] Shutting down plugin 'MEMORY'
2018-03-11T15:30:26.367393Z 0 [Note] Shutting down plugin 'MRG_MYISAM'
2018-03-11T15:30:26.367399Z 0 [Note] Shutting down plugin 'CSV'
2018-03-11T15:30:26.367405Z 0 [Note] Shutting down plugin 'INNODB_SYS_VIRTUAL'
2018-03-11T15:30:26.367411Z 0 [Note] Shutting down plugin 'INNODB_SYS_DATAFILES'
2018-03-11T15:30:26.367414Z 0 [Note] Shutting down plugin 'INNODB_SYS_TABLESPACES'
2018-03-11T15:30:26.367418Z 0 [Note] Shutting down plugin 'INNODB_SYS_FOREIGN_COLS'
2018-03-11T15:30:26.367422Z 0 [Note] Shutting down plugin 'INNODB_SYS_FOREIGN'
2018-03-11T15:30:26.367426Z 0 [Note] Shutting down plugin 'INNODB_SYS_FIELDS'
2018-03-11T15:30:26.367430Z 0 [Note] Shutting down plugin 'INNODB_SYS_COLUMNS'
2018-03-11T15:30:26.367460Z 0 [Note] Shutting down plugin 'INNODB_SYS_INDEXES'
2018-03-11T15:30:26.367471Z 0 [Note] Shutting down plugin 'INNODB_SYS_TABLESTATS'
2018-03-11T15:30:26.367475Z 0 [Note] Shutting down plugin 'INNODB_SYS_TABLES'
2018-03-11T15:30:26.367479Z 0 [Note] Shutting down plugin 'INNODB_FT_INDEX_TABLE'
2018-03-11T15:30:26.367483Z 0 [Note] Shutting down plugin 'INNODB_FT_INDEX_CACHE'
2018-03-11T15:30:26.367487Z 0 [Note] Shutting down plugin 'INNODB_FT_CONFIG'
2018-03-11T15:30:26.367491Z 0 [Note] Shutting down plugin 'INNODB_FT_BEING_DELETED'
2018-03-11T15:30:26.367494Z 0 [Note] Shutting down plugin 'INNODB_FT_DELETED'
2018-03-11T15:30:26.367498Z 0 [Note] Shutting down plugin 'INNODB_FT_DEFAULT_STOPWORD'
2018-03-11T15:30:26.367502Z 0 [Note] Shutting down plugin 'INNODB_METRICS'
2018-03-11T15:30:26.367506Z 0 [Note] Shutting down plugin 'INNODB_TEMP_TABLE_INFO'
2018-03-11T15:30:26.367510Z 0 [Note] Shutting down plugin 'INNODB_BUFFER_POOL_STATS'
2018-03-11T15:30:26.367513Z 0 [Note] Shutting down plugin 'INNODB_BUFFER_PAGE_LRU'
2018-03-11T15:30:26.367517Z 0 [Note] Shutting down plugin 'INNODB_BUFFER_PAGE'
2018-03-11T15:30:26.367521Z 0 [Note] Shutting down plugin 'INNODB_CMP_PER_INDEX_RESET'
2018-03-11T15:30:26.367524Z 0 [Note] Shutting down plugin 'INNODB_CMP_PER_INDEX'
2018-03-11T15:30:26.367528Z 0 [Note] Shutting down plugin 'INNODB_CMPMEM_RESET'
2018-03-11T15:30:26.367532Z 0 [Note] Shutting down plugin 'INNODB_CMPMEM'
2018-03-11T15:30:26.367536Z 0 [Note] Shutting down plugin 'INNODB_CMP_RESET'
2018-03-11T15:30:26.367540Z 0 [Note] Shutting down plugin 'INNODB_CMP'
2018-03-11T15:30:26.367544Z 0 [Note] Shutting down plugin 'INNODB_LOCK_WAITS'
2018-03-11T15:30:26.367548Z 0 [Note] Shutting down plugin 'INNODB_LOCKS'
2018-03-11T15:30:26.367552Z 0 [Note] Shutting down plugin 'INNODB_TRX'
2018-03-11T15:30:26.367556Z 0 [Note] Shutting down plugin 'InnoDB'
2018-03-11T15:30:26.367690Z 0 [Note] InnoDB: FTS optimize thread exiting.
2018-03-11T15:30:26.367891Z 0 [Note] InnoDB: Starting shutdown...
2018-03-11T15:30:26.468597Z 0 [Note] InnoDB: Dumping buffer pool(s) to /var/lib/mysql/ib_buffer_pool
2018-03-11T15:30:26.469477Z 0 [Note] InnoDB: Buffer pool(s) dump completed at 180311 21:00:26
2018-03-11T15:30:27.387851Z 0 [Note] InnoDB: Shutdown completed; log sequence number 2551618
2018-03-11T15:30:27.388360Z 0 [Note] InnoDB: Removed temporary tablespace data file: "ibtmp1"
2018-03-11T15:30:27.388379Z 0 [Note] Shutting down plugin 'sha256_password'
2018-03-11T15:30:27.388384Z 0 [Note] Shutting down plugin 'mysql_native_password'
2018-03-11T15:30:27.388566Z 0 [Note] Shutting down plugin 'binlog'
2018-03-11T15:30:27.388938Z 0 [Note] /usr/sbin/mysqld: Shutdown complete