1.安裝依賴：? ?sudo yum install -y yum-utils device-mapper-persistent-data lvm2

2. 選擇倉庫源：??sudo yum-config-manager --add-repo https://download.docker.com/linux/centos/docker-ce.repo

阿里源：?sudo yum-config-manager --add-repo https://download.docker.com/linux/centos/docker-ce.repo

?清華大學：? ?sudo yum-config-manager --add-repo https://mirrors.tuna.tsinghua.edu.cn/docker-ce/linux/centos/docker-ce.repo

3.? 安裝最新版docker? ：

????????????????sudo yum install -y docker-ce docker-ce-cli containerd.io

? 安裝指定版本：?

?????????# 查看可用版本 yum list docker-ce --showduplicates | sort -r # 安裝特定版本（如24.0.2） ?????????sudo yum install -y docker-ce-3:24.0.2-1.el7 docker-ce-cli-3:24.0.2-1.el7 containerd.io

4. 啟動服務：

????????????????sudo systemctl start docker

????????????????sudo systemctl enable docker # 開機自啟

5.? ? 驗證安裝：? ??sudo docker run hello-world

輸出如下表示成功：

????????Hello from Docker! This message shows that your installation appears to be working correctly.

6.? 配置鏡像加速器：

????????sudo mkdir -p /etc/docker sudo tee /etc/docker/daemon.json <<-'EOF' { "registry-mirrors": ["https://<你的阿里云ID>.mirror.aliyuncs.com"] } EOF sudo systemctl restart docker

驗證配置：? ? ?docker info | grep "Registry Mirrors"

????????