CentOS

MYSQL

5.6不知道為什么，MYSQL總是莫名其妙的被關閉，然后網頁提示

Connect?Error?(1045)Access?denied?for?user?'root'@'172.0.0.1'?(using?password:?YES)

下面是日志:

2016-01-09 20:01:02 13952 [Note] /usr/sbin/mysqld: Normal shutdown

2016-01-09 20:01:02 13952 [Note] Giving 0 client threads a chance to die gracefully

2016-01-09 20:01:02 13952 [Note] Shutting down slave threads

2016-01-09 20:01:02 13952 [Note] Forcefully disconnecting 0 remaining clients

2016-01-09 20:01:02 13952 [Note] Binlog end

2016-01-09 20:01:02 13952 [Note] Shutting down plugin 'partition'

2016-01-09 20:01:02 13952 [Note] Shutting down plugin 'ARCHIVE'

2016-01-09 20:01:02 13952 [Note] Shutting down plugin 'BLACKHOLE'

2016-01-09 20:01:02 13952 [Note] Shutting down plugin 'INNODB_SYS_DATAFILES'

2016-01-09 20:01:02 13952 [Note] Shutting down plugin 'INNODB_SYS_TABLESPACES'

2016-01-09 20:01:02 13952 [Note] Shutting down plugin 'INNODB_SYS_FOREIGN_COLS'

2016-01-09 20:01:02 13952 [Note] Shutting down plugin 'INNODB_SYS_FOREIGN'

2016-01-09 20:01:02 13952 [Note] Shutting down plugin 'INNODB_SYS_FIELDS'

2016-01-09 20:01:02 13952 [Note] Shutting down plugin 'INNODB_SYS_COLUMNS'

2016-01-09 20:01:02 13952 [Note] Shutting down plugin 'INNODB_SYS_INDEXES'

2016-01-09 20:01:02 13952 [Note] Shutting down plugin 'INNODB_SYS_TABLESTATS'

2016-01-09 20:01:02 13952 [Note] Shutting down plugin 'INNODB_SYS_TABLES'

2016-01-09 20:01:02 13952 [Note] Shutting down plugin 'INNODB_FT_INDEX_TABLE'

2016-01-09 20:01:02 13952 [Note] Shutting down plugin 'INNODB_FT_INDEX_CACHE'

2016-01-09 20:01:02 13952 [Note] Shutting down plugin 'INNODB_FT_CONFIG'

2016-01-09 20:01:02 13952 [Note] Shutting down plugin 'INNODB_FT_BEING_DELETED'

2016-01-09 20:01:02 13952 [Note] Shutting down plugin 'INNODB_FT_DELETED'

2016-01-09 20:01:02 13952 [Note] Shutting down plugin 'INNODB_FT_DEFAULT_STOPWORD'

2016-01-09 20:01:02 13952 [Note] Shutting down plugin 'INNODB_METRICS'

2016-01-09 20:01:02 13952 [Note] Shutting down plugin 'INNODB_BUFFER_POOL_STATS'

2016-01-09 20:01:02 13952 [Note] Shutting down plugin 'INNODB_BUFFER_PAGE_LRU'

2016-01-09 20:01:02 13952 [Note] Shutting down plugin 'INNODB_BUFFER_PAGE'

2016-01-09 20:01:02 13952 [Note] Shutting down plugin 'INNODB_CMP_PER_INDEX_RESET'

2016-01-09 20:01:02 13952 [Note] Shutting down plugin 'INNODB_CMP_PER_INDEX'

2016-01-09 20:01:02 13952 [Note] Shutting down plugin 'INNODB_CMPMEM_RESET'

2016-01-09 20:01:02 13952 [Note] Shutting down plugin 'INNODB_CMPMEM'

2016-01-09 20:01:02 13952 [Note] Shutting down plugin 'INNODB_CMP_RESET'

2016-01-09 20:01:02 13952 [Note] Shutting down plugin 'INNODB_CMP'

2016-01-09 20:01:02 13952 [Note] Shutting down plugin 'INNODB_LOCK_WAITS'

2016-01-09 20:01:02 13952 [Note] Shutting down plugin 'INNODB_LOCKS'

2016-01-09 20:01:02 13952 [Note] Shutting down plugin 'INNODB_TRX'

2016-01-09 20:01:02 13952 [Note] Shutting down plugin 'InnoDB'

2016-01-09 20:01:02 13952 [Note] InnoDB: FTS optimize thread exiting.

2016-01-09 20:01:02 13952 [Note] InnoDB: Starting shutdown...

2016-01-09 20:01:04 13952 [Note] InnoDB: Shutdown completed; log sequence number 183335194

2016-01-09 20:01:04 13952 [Note] Shutting down plugin 'PERFORMANCE_SCHEMA'

2016-01-09 20:01:04 13952 [Note] Shutting down plugin 'CSV'

2016-01-09 20:01:04 13952 [Note] Shutting down plugin 'MEMORY'

2016-01-09 20:01:04 13952 [Note] Shutting down plugin 'MRG_MYISAM'

2016-01-09 20:01:04 13952 [Note] Shutting down plugin 'MyISAM'

2016-01-09 20:01:04 13952 [Note] Shutting down plugin 'sha256_password'

2016-01-09 20:01:04 13952 [Note] Shutting down plugin 'mysql_old_password'

2016-01-09 20:01:04 13952 [Note] Shutting down plugin 'mysql_native_password'

2016-01-09 20:01:04 13952 [Note] Shutting down plugin 'binlog'

2016-01-09 20:01:04 13952 [Note] /usr/sbin/mysqld: Shutdown complete

160109 20:01:04 mysqld_safe mysqld from pid file /data/lib/mysql/VM_45_56_centos.pid ended

160109 20:01:04 mysqld_safe Starting mysqld daemon with databases from /data/lib/mysql

2016-01-09 20:01:05 21981 [Note] Plugin 'FEDERATED' is disabled.

2016-01-09 20:01:05 21981 [Note] InnoDB: Using atomics to ref count buffer pool pages

2016-01-09 20:01:05 21981 [Note] InnoDB: The InnoDB memory heap is disabled

2016-01-09 20:01:05 21981 [Note] InnoDB: Mutexes and rw_locks use GCC atomic builtins

2016-01-09 20:01:05 21981 [Note] InnoDB: Memory barrier is not used

2016-01-09 20:01:05 21981 [Note] InnoDB: Compressed tables use zlib 1.2.3

2016-01-09 20:01:05 21981 [Note] InnoDB: Using Linux native AIO

2016-01-09 20:01:05 21981 [Note] InnoDB: Not using CPU crc32 instructions

2016-01-09 20:01:05 21981 [Note] InnoDB: Initializing buffer pool, size = 128.0M

2016-01-09 20:01:05 21981 [Note] InnoDB: Completed initialization of buffer pool

2016-01-09 20:01:05 21981 [Note] InnoDB: Highest supported file format is Barracuda.

2016-01-09 20:01:05 21981 [Note] InnoDB: 128 rollback segment(s) are active.

2016-01-09 20:01:05 21981 [Note] InnoDB: Waiting for purge to start

2016-01-09 20:01:05 21981 [Note] InnoDB: 5.6.21 started; log sequence number 183335194

2016-01-09 20:01:05 21981 [Note] Server hostname (bind-address): '*'; port: 3306

2016-01-09 20:01:05 21981 [Note] IPv6 is not available.

2016-01-09 20:01:05 21981 [Note] ? - '0.0.0.0' resolves to '0.0.0.0';

2016-01-09 20:01:05 21981 [Note] Server socket created on IP: '0.0.0.0'.

2016-01-09 20:01:05 21981 [Note] /usr/sbin/mysqld: ready for connections.

Version: '5.6.21' ?socket: '/var/lib/mysql/mysql.sock' ?port: 3306 ?MySQL Community Server (GPL)

總結

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