错误信息

Failed to restart docker.service: Unit docker.socket failed to load: No such file or directory

解决方法

vim /lib/systemd/system/docker.socket


[Unit]
Description=Docker Socket for the API
PartOf=docker.service

[Socket]
ListenStream=/var/run/docker.sock
SocketMode=0660
SocketUser=root
SocketGroup=docker

[Install]
WantedBy=sockets.target

接着运行命令

systemctl unmask docker.service
systemctl unmask docker.socket
service docker restart

ps:

遇到Docker: How to fix “Job for docker.service failed because the control process exited with error code”使用sudo dockerd --debug查看docker错误信息