今天重装在centos 的linux上重装了mysql，然后发现报了如下错误：
Job for mysqld.service failed because the control process exited with error code.
原因有很多，具体要看日志记录信息，解决方法如下：
Linux启动或重启mysql失败:Job for mysqld.service failed because the control process exited with error code._linux mysql启动失败 job for mysql.service failed becau-CSDN博客
CentOS 7下MySQL服务启动失败的解决思路 – iVictor – 博客园 (cnblogs.com)
MySQL 启动报错：Job for mysqld.service failed because the control process exited with error code.-CSDN博客
问题记录之mysql：Job for mysqld.service failed because the control process exited with error code. See “systemctl status mysqld.service” and “journalctl -xe” for details. – zZ-哒哒哒-Zz – 博客园 (cnblogs.com)
求助大佬,mysql启动失败，报错：Job for mysqld.service failed – SegmentFault 思否
如果上面都不行，那只能采取：删除mysql下面的所有路径
rm -rf /var/lib/mysql/*该方法会删除 mysql 数据，慎用！慎用！慎用！！！！！！！！！！！！！！！！！
重新启动mysql，再次查看mysql状态。
