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Docker安裝部署

我的是在centos7系統下進行的安裝

步驟一:

    檢測核心版本

uname  -r

    檢測是否有device-mapper

 ls -l /sys/class/misc/device-mapper  

    沒有請安裝

yum install -y device-mapper

    載入

modprobe dm_mod

步驟二

    安裝

yum -y install gcc
yum -y install gcc-c++
yum remove docker \ docker-client \ docker-client-latest \ docker-common \ docker-latest \ docker-latest-logrotate \ docker-logrotate \ docker-selinux \ docker-engine-selinux \ docker-engine
yum install -y yum-utils device-mapper-persistent-data lvm2 yum-config-manager --add-repo https://download.docker.com/linux/centos/docker-ce.repo yum makecache fast yum list docker-ce.x86_64 --showduplicates | sort -r yum install docker-ce-<VERSION_STRING> docker-ce-cli-<VERSION_STRING> containerd.io
yum install docker-ce-18.09.9 docker-ce-cli-18.09.9 containerd.io

    啟動

systemctl start docker
systemctl status docker

步驟三

    檢測

docker version
docker search tomcat

    檢視映象、下載映象、執行映象

docker images
docker pull centos
docker run centos echo "hello"

步驟四

    配置daemon.json檔案,在內新增映象加速   

vim /etc/docker/daemon.json
{ 
  "registry-mirrors": ["https://hub-mirror.c.163.com"]
}

    配置完後進行載入daemon,重啟docker

systemctl daemon-reload
systemctl restart docker