centos下安装docker
1,看是否之前安装过 docker,安装过的话卸载#
$ sudo yum remove docker \
docker-client \
docker-client-latest \
docker-common \
docker-latest \
docker-latest-logrotate \
docker-logrotate \
docker-engine
2,安装环境依赖#
sudo yum install -y yum-utils \
device-mapper-persistent-data \
lvm2
sudo yum-config-manager \
--add-repo \
https://download.docker.com/linux/centos/docker-ce.repo
安装 docker#
$ sudo yum install docker-ce docker-ce-cli containerd.io
启动 docker 服务#
sudo systemctl start docker
测试 docker 是否安装成功#
sudo docker run hello-world 出现hello from docker 表示安装成功
设置开机启动#
systemctl enable docker.service
关闭开机启动#
systemctl disable docker.service
查看已启动的服务#
systemctl list-units -lpe=service
查看是否设置开机启动#
systemctl list-unit-files | grep enable
附官方安装教程地址:docs.docker.com/install/linux/dock...
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