Docker服务无法启动

原因未知：重启centos系统解决

● docker.service - Docker Application Container Engine

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

   Active: failed (Result: exit-code) since 二 2017-07-18 11:12:51 CST; 3min 58s ago

     Docs: http://docs.docker.com

  Process: 7791 ExecStart=/usr/bin/dockerd-current --add-runtime docker-runc=/usr/libexec/docker/docker-runc-current --default-runtime=docker-runc --exec-opt native.cgroupdriver=systemd --userland-proxy-path=/usr/libexec/docker/docker-proxy-current $OPTIONS $DOCKER_STORAGE_OPTIONS $DOCKER_NETWORK_OPTIONS $ADD_REGISTRY $BLOCK_REGISTRY $INSECURE_REGISTRY (code=exited, status=1/FAILURE)

 Main PID: 7791 (code=exited, status=1/FAILURE)

7月 18 11:12:50 localhost.localdomain systemd[1]: Starting Docker Application Container Engine...

7月 18 11:12:50 localhost.localdomain dockerd-current[7791]: time="2017-07-18T11:12:50.089581000+08:00" level=info msg="libcontainerd: new containerd process, pid: 7796"

7月 18 11:12:51 localhost.localdomain dockerd-current[7791]: time="2017-07-18T11:12:51.104375983+08:00" level=warning msg="devmapper: Usage of loopback devices is strongly discouraged for production use. Please use `--storage-opt dm.thinpooldev` or use `man docker` to refer to dm.thinpooldev section."

7月 18 11:12:51 localhost.localdomain dockerd-current[7791]: time="2017-07-18T11:12:51.104538114+08:00" level=error msg="[graphdriver] prior storage driver \"devicemapper\" failed: devmapper: Base Device UUID and Filesystem verification failed: devicemapper: Can't set cookie dm_task_set_cookie failed"

7月 18 11:12:51 localhost.localdomain dockerd-current[7791]: time="2017-07-18T11:12:51.104586130+08:00" level=fatal msg="Error starting daemon: error initializing graphdriver: devmapper: Base Device UUID and Filesystem verification failed: devicemapper: Can't set cookie dm_task_set_cookie failed"

7月 18 11:12:51 localhost.localdomain systemd[1]: docker.service: main process exited, code=exited, status=1/FAILURE

7月 18 11:12:51 localhost.localdomain systemd[1]: Failed to start Docker Application Container Engine.

7月 18 11:12:51 localhost.localdomain systemd[1]: Unit docker.service entered failed state.

7月 18 11:12:51 localhost.localdomain systemd[1]: docker.service failed.