docker解决启动失败，随笔记录。_jellyfin服务启动失败

docker解决启动失败，随笔记录。

刚刚遇到了以下情况：

[root@localhost svn]# systemctl start docker
Job for docker.service failed because the control process exited with error code. 
See "systemctl status docker.service" and "journalctl -xe" for details.
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看一下状态：

[root@localhost run]# systemctl status docker
● docker.service - Docker Application Container Engine
   Loaded: loaded (/usr/lib/systemd/system/docker.service; disabled; vendor preset: disabled)
   Active: failed (Result: exit-code) since 五 2019-05-10 15:53:28 CST; 4s ago
     Docs: http://docs.docker.com
  Process: 23211 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 --init-path=/usr/libexec/docker/docker-init-current --seccomp-profile=/etc/docker/secc
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