centos7 - 请教：CentOS 下 Mysql 无法启动， selinux 为disabled

问题描述

错误信息为：

[root@server1 ~]# cat /usr/local/mysql/var/server1.err160916 12:17:12 mysqld_safe Starting mysqld daemon with databases from /usr/local/mysql/var2016-09-16 12:17:12 0 [Warning] TIMESTAMP with implicit DEFAULT value is deprecated. Please use --explicit_defaults_for_timestamp server option (see documentation for more details).2016-09-16 12:17:12 0 [Note] /usr/sbin/mysqld (mysqld 5.6.33-log) starting as process 14526 ...2016-09-16 12:17:12 14526 [Note] Plugin ’FEDERATED’ is disabled.2016-09-16 12:17:12 14526 [Warning] The option innodb (skip-innodb) is deprecated and will be removed in a future release2016-09-16 12:17:12 14526 [Note] Plugin ’InnoDB’ is disabled.2016-09-16 12:17:12 14526 [ERROR] Unknown/unsupported storage engine: InnoDB2016-09-16 12:17:12 14526 [ERROR] Aborting2016-09-16 12:17:12 14526 [Note] Binlog end2016-09-16 12:17:12 14526 [Note] Shutting down plugin ’partition’2016-09-16 12:17:12 14526 [Note] Shutting down plugin ’PERFORMANCE_SCHEMA’2016-09-16 12:17:12 14526 [Note] Shutting down plugin ’INNODB_SYS_DATAFILES’2016-09-16 12:17:12 14526 [Note] Shutting down plugin ’INNODB_SYS_TABLESPACES’2016-09-16 12:17:12 14526 [Note] Shutting down plugin ’INNODB_SYS_FOREIGN_COLS’2016-09-16 12:17:12 14526 [Note] Shutting down plugin ’INNODB_SYS_FOREIGN’2016-09-16 12:17:12 14526 [Note] Shutting down plugin ’INNODB_SYS_FIELDS’2016-09-16 12:17:12 14526 [Note] Shutting down plugin ’INNODB_SYS_COLUMNS’2016-09-16 12:17:12 14526 [Note] Shutting down plugin ’INNODB_SYS_INDEXES’2016-09-16 12:17:12 14526 [Note] Shutting down plugin ’INNODB_SYS_TABLESTATS’2016-09-16 12:17:12 14526 [Note] Shutting down plugin ’INNODB_SYS_TABLES’2016-09-16 12:17:12 14526 [Note] Shutting down plugin ’INNODB_FT_INDEX_TABLE’2016-09-16 12:17:12 14526 [Note] Shutting down plugin ’INNODB_FT_INDEX_CACHE’2016-09-16 12:17:12 14526 [Note] Shutting down plugin ’INNODB_FT_CONFIG’2016-09-16 12:17:12 14526 [Note] Shutting down plugin ’INNODB_FT_BEING_DELETED’2016-09-16 12:17:12 14526 [Note] Shutting down plugin ’INNODB_FT_DELETED’2016-09-16 12:17:12 14526 [Note] Shutting down plugin ’INNODB_FT_DEFAULT_STOPWORD’2016-09-16 12:17:12 14526 [Note] Shutting down plugin ’INNODB_METRICS’2016-09-16 12:17:12 14526 [Note] Shutting down plugin ’INNODB_BUFFER_POOL_STATS’2016-09-16 12:17:12 14526 [Note] Shutting down plugin ’INNODB_BUFFER_PAGE_LRU’2016-09-16 12:17:12 14526 [Note] Shutting down plugin ’INNODB_BUFFER_PAGE’2016-09-16 12:17:12 14526 [Note] Shutting down plugin ’INNODB_CMP_PER_INDEX_RESET’2016-09-16 12:17:12 14526 [Note] Shutting down plugin ’INNODB_CMP_PER_INDEX’2016-09-16 12:17:12 14526 [Note] Shutting down plugin ’INNODB_CMPMEM_RESET’2016-09-16 12:17:12 14526 [Note] Shutting down plugin ’INNODB_CMPMEM’2016-09-16 12:17:12 14526 [Note] Shutting down plugin ’INNODB_CMP_RESET’2016-09-16 12:17:12 14526 [Note] Shutting down plugin ’INNODB_CMP’2016-09-16 12:17:12 14526 [Note] Shutting down plugin ’INNODB_LOCK_WAITS’2016-09-16 12:17:12 14526 [Note] Shutting down plugin ’INNODB_LOCKS’2016-09-16 12:17:12 14526 [Note] Shutting down plugin ’INNODB_TRX’2016-09-16 12:17:12 14526 [Note] Shutting down plugin ’BLACKHOLE’2016-09-16 12:17:12 14526 [Note] Shutting down plugin ’ARCHIVE’2016-09-16 12:17:12 14526 [Note] Shutting down plugin ’MRG_MYISAM’2016-09-16 12:17:12 14526 [Note] Shutting down plugin ’MyISAM’2016-09-16 12:17:12 14526 [Note] Shutting down plugin ’MEMORY’2016-09-16 12:17:12 14526 [Note] Shutting down plugin ’CSV’2016-09-16 12:17:12 14526 [Note] Shutting down plugin ’sha256_password’2016-09-16 12:17:12 14526 [Note] Shutting down plugin ’mysql_old_password’2016-09-16 12:17:12 14526 [Note] Shutting down plugin ’mysql_native_password’2016-09-16 12:17:12 14526 [Note] Shutting down plugin ’binlog’2016-09-16 12:17:12 14526 [Note] /usr/sbin/mysqld: Shutdown complete160916 12:17:12 mysqld_safe mysqld from pid file /usr/local/mysql/var/server1.pid ended

请教下这究竟是什么原因导致的？

问题解答

错误信息显示是innodb引擎没启用。

关闭innodb

默认的存储引擎，my.ini中修改成MyISAM

default-storage-engine=MyISAM

然后尝试启动，如果启动OK，命令行连上mysql，然后安装innodb引擎

INSTALL PLUGIN InnoDB SONAME ’ha_innodb.so’;

然后在my.ini修改回innodb，再重启应该就没问题了