[root@192 ~]# systemctl start docker.service
Job for docker.service failed because the control process exited with error code. See “systemctl status docker.service” and “journalctl -xe” for details.
[root@192 ~]# systemctl start docker.service
Job for docker.service failed because start of the service was attempted too often. See “systemctl status docker.service” and “journalctl -xe” for details.
To force a start use “systemctl reset-failed docker.service” followed by “systemctl start docker.service” again.