```json
{
  "exec-opts": ["native.cgroupdriver=systemd"],
  "registry-mirrors": ["https://yn64512p.mirror.aliyuncs.com"],
  "insecure-registries": ["https://172.16.0.49:9443"],
  "storage-driver": "overlay2",
  "storage-opts": [
    "overlay2.override_kernel_check=true"
  ],
  "log-driver": "json-file",
  "log-opts": {
    "max-size": "100m",
    "max-file": "3"
  },
  "live-restore": true
}
```
log-opts配置用于日志轮转，日志最大的容量，及保存的个数
live-restore: 重启docker不影响在运行容器的运行。