Solution: "MySQL is running but PID file could not be found"
If sometime, mysql status shows that " ERROR! MySQL is running but PID file could not be found ", after checking the mysql status like below: etc/init.d/mysql status ERROR! MySQL is running but PID file could not be found To solve this issue, please kill all the mysql daemon. ps aux | grep mysql kill -9 pid1 pid2 ... Now start the mysql, /etc/init.d/mysql start