物料包下载

Docker下载

进入服务器

ssh 登陆 / 进入终端

解压

tar -xvf docker-20.10.8.tgz

将解压出来的docker文件内容移动到 /usr/bin/ 目录下

cp docker/* /usr/bin/

注册docker.service

vim /etc/systemd/system/docker.service

将下列配置加到docker.service中并保存

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[Unit]

Description=Docker Application Container Engine

Documentation=https://docs.docker.com

After=network-online.target firewalld.service

Wants=network-online.target

[Service]

Type=notify

# the default is not to use systemd for cgroups because the delegate issues still

# exists and systemd currently does not support the cgroup feature set required

# for containers run by docker

ExecStart=/usr/bin/dockerd

ExecReload=/bin/kill -s HUP $MAINPID

# Having non-zero Limit*s causes performance problems due to accounting overhead

# in the kernel. We recommend using cgroups to do container-local accounting.

LimitNOFILE=infinity

LimitNPROC=infinity

LimitCORE=infinity

# Uncomment TasksMax if your systemd version supports it.

# Only systemd 226 and above support this version.

#TasksMax=infinity

TimeoutStartSec=0

# set delegate yes so that systemd does not reset the cgroups of docker containers

Delegate=yes

# kill only the docker process, not all processes in the cgroup

KillMode=process

# restart the docker process if it exits prematurely

Restart=on-failure

StartLimitBurst=3

StartLimitInterval=60s



[Install]

WantedBy=multi-user.target

添加文件权限并启动docker

chmod +x /etc/systemd/system/docker.service

重启docker并设置启动项

systemctl daemon-reload

systemctl restart docker

systemctl enable docker.service

验证查看

systemctl status docker

docker -v