# 安装需要的软件包， yum-util 提供yum-config-manager功能，另外两个是devicemapper驱动依赖的
yum install -y yum-utils device-mapper-persistent-data lvm2
# 设置 yum 源
# yum-config-manager --add-repo https://download.docker.com/linux/centos/docker-ce.repo
yum-config-manager --add-repo http://mirrors.aliyun.com/docker-ce/linux/centos/docker-ce.repo
yum install containerd -y

# 安装的版本是1.4.12

$ containerd config default > /etc/containerd/config.toml
$ systemctl restart containerd
$ systemctl status containerd

# 替换 containerd 默认的 sand_box 镜像，编辑 /etc/containerd/config.toml

sandbox_image = "registry.aliyuncs.com/google_containers/pause:3.2"

# 重启containerd
$ systemctl daemon-reload
$ systemctl restart containerd