docker开机启动设置

添加开机启动

# 添加开机启动配置
sudo vim /usr/lib/systemd/system/docker.service

文件内容

[Unit]
Description=Docker Application Container Engine
Documentation=https://docs.docker.com
After=network-online.target firewalld.service
Wants=network-online.target
[Service]
Type=notify
ExecStart=/usr/bin/dockerd
ExecReload=/bin/kill -s HUP $MAINPID
LimitNOFILE=infinity
LimitNPROC=infinity
TimeoutStartSec=0
Delegate=yes
KillMode=process
Restart=on-failure
StartLimitBurst=3
StartLimitInterval=60s
[Install]
WantedBy=multi-user.target

添加执行权限

chmod +x /usr/lib/systemd/system/docker.service
sudo systemctl daemon-reload

启动Docker

sudo systemctl start docker

配置开机启动

sudo systemctl enable docker 

如果上面的命令执行不成功，可通过以下方式实现

echo "systemctl start docker" > /etc/rc.local
chmod +x /etc/rc.local