Docker 安装
卸载主机上关于Docker的软件包
rpm -qa | grep docker – – 列出包含docker字段的软件的信息
docker-1.13.1-53.git774336d.el7.centos.x86_64
docker-client-1.13.1-53.git774336d.el7.centos.x86_64
docker-common-1.13.1-53.git774336d.el7.centos.x86_64
使用yum remove卸载软件
yum remove docker-1.13.1-53.git774336d.el7.centos.x86_64
yum remove docker-client-1.13.1-53.git774336d.el7.centos.x86_64
yum remove docker-common-1.13.1-53.git774336d.el7.centos.x86_64
删除完毕,然后运行命令检查一下,在使用docker命令会提示docker不存在,删除完成。没有该命令或者该目录
使用curl升级到最新版
curl -fsSL https://get.docker.com/ | sh
镜像加速
sudo mkdir -p /etc/docker
sudo tee /etc/docker/daemon.json <<-'EOF'
{
"registry-mirrors": [
"https://hub-mirror.c.163.com",
"https://docker.m.daocloud.io",
"https://ghcr.io",
"https://mirror.baidubce.com",
"https://docker.nju.edu.cn"
]
}
EOF
sudo systemctl daemon-reload
sudo systemctl restart docker
重启Docker
systemctl restart docker
设置Docker开机自启
systemctl enable docker
查看Docker版本信息
docker version
或者docker info
安装Docker-compose
sudo curl -L https://github.com/docker/compose/releases/download/v2.21.0/docker-compose-`uname -s`-`uname -m` -o /usr/local/bin/docker-compose
sudo chmod +x /usr/local/bin/docker-compose
docker-compose --version

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