一、安装docker
1.更新系统
dnf update
# 最后出现这个标识就说明更新系统成功
Complete!
2.添加docker源
dnf config-manager --add-repo=https://download.docker.com/linux/centos/docker-ce.repo
# 最后出现这个标识就说明添加成功
Adding repo from: https://download.docker.com/linux/centos/docker-ce.repo
3.安装docker,并允许卸载已经安装的软件(建议不加,避免出现卸载其他软件所需的依赖,而导致其他软件使用异常)
yum install -y docker-ce --allowerasing
# 最后出现这个标识就说明安装成功
Complete!
4.启动 Docker
systemctl start docker
5.查看 Docker 启动状态
systemctl status docker
active说明docker已经启动。
● docker.service - Docker Application Container Engine
Loaded: loaded (/usr/lib/systemd/system/docker.service; disabled; vendor preset: disabled)
Active: active (running) since Sun 2024-04-21 06:37:45 EDT; 51s ago
Docs: https://docs.docker.com
Main PID: 88635 (dockerd)
Tasks: 9
Memory: 34.3M
CGroup: /system.slice/docker.service
└─88635 /usr/bin/dockerd -H fd:// --containerd=/run/containerd/containerd.sock
Apr