mysql无法启动，Can't create/write to file '/usr/local/mysql/data/izj6c27p7s8o9f4pp58o3fz.pid'

2019-05-22 17:52:24 4014 [ERROR] /usr/local/mysql/bin/mysqld: Can't create/write to file '/usr/local/mysql/data/izj6c27p7s8o9f4pp58o3fz.pid' (Errcode: 13 - Permission denied)
2019-05-22 17:52:24 4014 [ERROR] Can't start server: can't create PID file: Permission denied

权限问题造成的。

1、mysql>>data>>下的文件的文件权限设置为mysql,  chown -R mysql:mysql mysql

 

2、mysql>>下的data文件夹权限设置为mysql，chown -R mysql:mysql data