环境说明

Centos6.5

MysqL 5.5.37

问题描述

查看MysqL服务，提示 MysqL没有启动，手动启动后，提示如下：

[root@LNMP ~]# /etc/init.d/MysqL start
Starting MysqL. ERROR! The server quit without updating PID file (/usr/local/MysqL/var/LNMP.pid).

查看错误日志

root@LNMP var]# tail -f /usr/local/MysqL/var/LNMP.err 
/usr/local/MysqL/bin/MysqLd: Can't create/write to file '/tmp/ibJb9vcs' (Errcode: 13)
161201  8:45:41  InnoDB: Error: unable to create temporary file; errno: 13
161201  8:45:41 [ERROR] Plugin 'InnoDB' init function returned error.
161201  8:45:41 [ERROR] Plugin 'InnoDB' registration as a STORAGE ENGINE Failed.
161201  8:45:41 [ERROR] Unknown/unsupported storage engine: InnoDB
161201  8:45:41 [ERROR] Aborting

161201  8:45:41 [Note] /usr/local/MysqL/bin/MysqLd: Shutdown complete

161201 08:45:41 MysqLd_safe MysqLd from pid file /usr/local/MysqL/var/LNMP.pid ended

错误日志提示13错误，innodb不能创建临时文件

解决办法

给临时文件加777权限

root@LNMP var]# chmod 777 /tmp

再次启动MysqL，MysqL正常启动！

[root@LNMP var]# /etc/init.d/MysqL restart
 ERROR! MysqL server PID file could not be found!
Starting MysqL.. SUCCESS! 
[root@LNMP var]# ps -ef | grep MysqL
root      5305     1  0 08:49 pts/0    00:00:00 /bin/sh /usr/local/MysqL/bin/MysqLd_safe --datadir=/usr/local/MysqL/var --pid-file=/usr/local/MysqL/var/LNMP.pid
MysqL     5690  5305  1 08:49 pts/0    00:00:00 /usr/local/MysqL/bin/MysqLd --basedir=/usr/local/MysqL --datadir=/usr/local/MysqL/var --plugin-dir=/usr/local/MysqL/lib/plugin --user=MysqL --log-error=/usr/local/MysqL/var/LNMP.err --pid-file=/usr/local/MysqL/var/LNMP.pid --socket=/tmp/MysqL.sock --port=3306
root      5712  1969  0 08:49 pts/0    00:00:00 grep MysqL

Centos6 下 Mysql启动提示 Starting MySQL. ERROR! The server quit without updating PID file

环境说明

问题描述

解决办法

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