安装docker

卸载docker

1. 删除docker所在目录

rm -rf /etc/docker

rm -rf /run/docker

rm -rf /var/lib/dockershim

rm -rf /var/lib/docker

2. 删除docker 进程

ps -ef|grep docker

kill -9 pid

3. 卸载docker相关包

yum list installed | grep docker

yum remove  containerd.io.x86_64

yum remove docker-ce.x86_64

yum remove docker-ce-cli.x86_64

yum remove docker-ce-rootless-extras.x86_64

yum remove docker-compose-plugin.x86_64

yum remove docker-scan-plugin.x86_64

docker version

安装docker

yum -y install yum-utils device-mapper-persistent-data lvm2

yum-config-manager --add-repo http://mirrors.aliyun.com/docker-ce/linux/centos/docker-ce.repo

yum makecache fast

yum install docker-ce docker-ce-cli containerd.io