🔔报错信息

Cannot connect to the Docker daemon at unix:///var/run/docker.sock. Is the docker daemon running?

👀问题分析：

docker 宕机

使用下面命令查看：

[root@VM-16-17-centos ~]# systemctl status docker

🚀解决

1. 设置开机自启

[root@VM-16-17-centos ~]# systemctl enable docker

2. 重启

[root@VM-16-17-centos ~]# systemctl restart docker

3. 查看状态

[root@VM-16-17-centos ~]# systemctl status docker