[root@vmi25208 mysql]# systemctl status mariadb.service -l

● mariadb.service - MariaDB database server

   Loaded: loaded (/usr/lib/systemd/system/mariadb.service; enabled; vendor preset: disabled)

  Drop-In: /etc/systemd/system/mariadb.service.d

           └─migrated-from-my.cnf-settings.conf

   Active: failed (Result: exit-code) since Пт 2015-10-30 03:27:11 YEKT; 3min 12s ago

  Process: 28986 ExecStart=/usr/sbin/mysqld $MYSQLD_OPTS (code=exited, status=1/FAILURE)

 Main PID: 28986 (code=exited, status=1/FAILURE)

   Status: "MariaDB server is down"

окт 30 03:27:09 vmi25208.contabo.net mysqld[28986]: 2015-10-30  3:27:09 139992865175296 [Note] InnoDB: Dumping buffer pool(s) not yet started

окт 30 03:27:09 vmi25208.contabo.net mysqld[28986]: 2015-10-30  3:27:09 139993609361600 [Note] Recovering after a crash using tc.log

окт 30 03:27:09 vmi25208.contabo.net mysqld[28986]: 2015-10-30  3:27:09 139993609361600 [ERROR] Recovery failed! You must enable exactly 2 storage engines that support two-phase commit protocol

окт 30 03:27:09 vmi25208.contabo.net mysqld[28986]: 2015-10-30  3:27:09 139993609361600 [ERROR] Crash recovery failed. Either correct the problem (if it's, for example, out of memory error) and restart, or delete tc log and start mysqld with --tc-heuristic-recover={commit|rollback}

окт 30 03:27:09 vmi25208.contabo.net mysqld[28986]: 2015-10-30  3:27:09 139993609361600 [ERROR] Can't init tc log

окт 30 03:27:09 vmi25208.contabo.net mysqld[28986]: 2015-10-30  3:27:09 139993609361600 [ERROR] Aborting

окт 30 03:27:11 vmi25208.contabo.net systemd[1]: mariadb.service: main process exited, code=exited, status=1/FAILURE

окт 30 03:27:11 vmi25208.contabo.net systemd[1]: Failed to start MariaDB database server.

окт 30 03:27:11 vmi25208.contabo.net systemd[1]: Unit mariadb.service entered failed state.

окт 30 03:27:11 vmi25208.contabo.net systemd[1]: mariadb.service failed.