卸载原来的版本
sudo yum remove docker \
docker-client \
docker-client-latest \
docker-common \
docker-latest \
docker-latest-logrotate \
docker-logrotate \
docker-selinux \
docker-engine-selinux \
docker-engine
安装依赖包
sudo yum install -y yum-utils \
device-mapper-persistent-data \
lvm2
设置稳定库
sudo yum-config-manager \
–add-repo \
https://download.docker.com/linux/centos/docker-ce.repo
安装docker-ce
sudo yum install docker-ce
如果需要某个特定版本，安装如下：
列出所有可安装的版本
yum list docker-ce –showduplicates | sort -r
安装
sudo yum install docker-ce-
如需要安装 docker-ce-18.03.0.ce
sudo yum install docker-ce-18.03.0.ce
启动 docker
systemctl start docker
设置docker 开机自启
chkconfig docker on
启动docker,错误解决
docker.service - Docker Application Container Engine
Loaded: loaded (/usr/lib/systemd/system/docker.service; enabled; vendor preset: disabled)
Active: failed (Result: start-limit) since Wed 2018-07-18 04:12:40 EDT; 15s ago
Docs: https://docs.docker.com
Process: 7850 ExecStart=/usr/bin/dockerd (code=exited, status=1/FAILURE)
Main PID: 7850 (code=exited, status=1/FAILURE)
Jul 18 04:12:40 vmnode1 systemd[1]: Failed to start Docker Application Container Engine.
Jul 18 04:12:40 vmnode1 systemd[1]: Unit docker.service entered failed state.
Jul 18 04:12:40 vmnode1 systemd[1]: docker.service failed.
Jul 18 04:12:40 vmnode1 systemd[1]: docker.service holdoff time over, scheduling restart.
Jul 18 04:12:40 vmnode1 systemd[1]: start request repeated too quickly for docker.service
Jul 18 04:12:40 vmnode1 systemd[1]: Failed to start Docker Application Container Engine.
Jul 18 04:12:40 vmnode1 systemd[1]: Unit docker.service entered failed state.
Jul 18 04:12:40 vmnode1 systemd[1]: docker.service failed.
解决方法
# vim /etc/docker/daemon.json
{
“graph”: “/mnt/docker-data”,
“storage-driver”: “overlay”
}
systemctl restart docker