linux Unit mysql.service failed to load: No such file or directory的解决办法

查看mysql服务

# /etc/init.d/mysql status  
MySQL is not running                                                                                                    failed  
mysql.service  
   Loaded: not-found (Reason: No such file or directory)  
   Active: inactive (dead)  
Aug 22 15:42:26 173-168-58-139 systemd[1]: Stopped LSB: Start the MySQL database server. # /etc/init.d/mysql status