Centos安装Docker

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安装Docker

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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
sudo yum install docker-ce

启动Docker

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sudo systemctl start docker

设置开机启动

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sudo systemctl enable docker

查看当前docker状态

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sudo systemctl status docker

验证Docker

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sudo docker run hello-world

卸载Docker

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sudo yum remove docker-ce

配置阿里云镜像加速器

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sudo mkdir -p /etc/docker
sudo tee /etc/docker/daemon.json <<-'EOF'
{
  "registry-mirrors": ["https://xxxxxx.mirror.aliyuncs.com"]
}
EOF
sudo systemctl daemon-reload
sudo systemctl restart docker