docker基本操作
1.docker切换镜像源
vim /etc/sysconfig/dockerOPTIONS='--registry-mirror=http://9zkjjecg.mirror.aliyuncs.com'systemctl restart docker.service2.删除images
docker rmi imageID
1.docker切换镜像源
vim /etc/sysconfig/dockerOPTIONS='--registry-mirror=http://9zkjjecg.mirror.aliyuncs.com'systemctl restart docker.service