$ cat /etc/docker/daemon.json
{
"exec-opts": ["native.cgroupdriver=systemd"],
"data-root": "/data/docker",
"live-restore": true,
"dns": ["8.8.8.8"],
"log-driver": "json-file",
"log-opts": {
"max-size": "100m",
"max-file": "5"
},
"registry-mirrors": [
"https://hub-mirror.c.163.com",
"https://mirror.baidubce.com"
]
}