[root@server log]# systemctl status mysqld.service
● mysqld.service - MariaDB database server
Loaded: loaded (/etc/systemd/system/mysqld.service; enabled; vendor preset: disabled)
Active: failed (Result: exit-code) since Fri 2018-10-05 08:21:32 EDT; 11s ago
Process: 16576 ExecStart=/usr/sbin/mysqld $MYSQLD_OPTS $_WSREP_NEW_CLUSTER $_WSREP_START_POSITION (code=exited, status=1/FAILURE)
Process: 16561 ExecStartPre=/bin/sh -c [ -x /usr/bin/galera_recovery ] || exit 0; VAR=`/usr/bin/galera_recovery`; [ $? -eq 0 ] && systemctl set-environment _WSREP_START_POSITION=$VAR ||
exit 1 (code=exited, status=0/SUCCESS)
Process: 16559 ExecStartPre=/bin/sh -c systemctl unset-environment _WSREP_START_POSITION (code=exited, status=0/SUCCESS)
Main PID: 16576 (code=exited, status=1/FAILURE)
Status: "Starting Innodb crash recovery"
Oct 05 08:21:32 server.behzee.com mysqld[16576]: 2018-10-05 8:21:32 140570376468736 [ERROR] Could not open mysql.plugin table. Some plugins may be not loaded
Oct 05 08:21:32 server.behzee.com mysqld[16576]: 2018-10-05 8:21:32 140570376468736 [Note] Recovering after a crash using tc.log
Oct 05 08:21:32 server.behzee.com mysqld[16576]: 2018-10-05 8:21:32 140570376468736 [Note] Starting crash recovery...
Oct 05 08:21:32 server.behzee.com mysqld[16576]: 2018-10-05 8:21:32 140570376468736 [Note] Crash recovery finished.
Oct 05 08:21:32 server.behzee.com mysqld[16576]: 2018-10-05 8:21:32 140570376468736 [ERROR] Can't open and lock privilege tables: Table 'mysql.servers' doesn't exist
Oct 05 08:21:32 server.behzee.com mysqld[16576]: 2018-10-05 8:21:32 140570376468736 [Note] Server socket created on IP: '::'.
Oct 05 08:21:32 server.behzee.com systemd[1]: mysqld.service: main process exited, code=exited, status=1/FAILURE
Oct 05 08:21:32 server.behzee.com systemd[1]: Failed to start MariaDB database server.
Oct 05 08:21:32 server.behzee.com systemd[1]: Unit mysqld.service entered failed state.
Oct 05 08:21:32 server.behzee.com systemd[1]: mysqld.service failed.