# Pastebin LvIO5cH0
swati@swati-HP-Pavilion-15-Notebook-PC:~$ service mysql start
Job for mysql.service failed because the control process exited with error code. See "systemctl status mysql.service" and "journalctl -xe" for details.
swati@swati-HP-Pavilion-15-Notebook-PC:~$ systemctl status mysql.service
● mysql.service - LSB: Start and stop the mysql database server daemon
   Loaded: loaded (/etc/init.d/mysql; bad; vendor preset: enabled)
   Active: failed (Result: exit-code) since Wed 2016-06-22 23:29:31 IST; 10s ago
     Docs: man:systemd-sysv-generator(8)
  Process: 7853 ExecStop=/etc/init.d/mysql stop (code=exited, status=0/SUCCESS)
  Process: 8465 ExecStart=/etc/init.d/mysql start (code=exited, status=1/FAILURE)

Jun 22 23:29:01 swati-HP-Pavilion-15-Notebook-PC mysqld[8639]: 160622 23:29:01 [Note] InnoDB: FTS optimize thread exiting.
Jun 22 23:29:01 swati-HP-Pavilion-15-Notebook-PC mysqld[8639]: 160622 23:29:01 [Note] InnoDB: Starting shutdown...
Jun 22 23:29:03 swati-HP-Pavilion-15-Notebook-PC mysqld[8639]: 160622 23:29:03 [Note] InnoDB: Shutdown completed; log sequence number 6060337
Jun 22 23:29:03 swati-HP-Pavilion-15-Notebook-PC mysqld[8639]: 160622 23:29:03 [Note] /usr/sbin/mysqld: Shutdown complete
Jun 22 23:29:03 swati-HP-Pavilion-15-Notebook-PC mysqld[8639]: 
Jun 22 23:29:31 swati-HP-Pavilion-15-Notebook-PC mysql[8465]:    ...fail!
Jun 22 23:29:31 swati-HP-Pavilion-15-Notebook-PC systemd[1]: mysql.service: Control process exited, code=exited status=1
Jun 22 23:29:31 swati-HP-Pavilion-15-Notebook-PC systemd[1]: Failed to start LSB: Start and stop the mysql database server daemon.
Jun 22 23:29:31 swati-HP-Pavilion-15-Notebook-PC systemd[1]: mysql.service: Unit entered failed state.
Jun 22 23:29:31 swati-HP-Pavilion-15-Notebook-PC systemd[1]: mysql.service: Failed with result 'exit-code'.