8-docker启动报Failed to start Docker Application Container Engine

1.问题描述

搭建完成docker registry私有仓库后，在/etc/docker/daemon.json文件中配置完成本地私有仓库信息后，重启docker报错，信息如下：

[root@centos79 ~]# systemctl start docker 
Job for docker.service failed because the control process exited with error code. See "systemctl status docker.service" and "journalctl
[root@centos79 ~]# systemctl status docker 
● docker.service - Docker Application Container Engine
   Loaded: loaded (/usr/lib/systemd/system/docker.service; enabled; vendor preset: disabled)
   Active: activating (auto-restart) (Result: exit-code) since 一 2023-12-11 16:18:05 CST; 1s ago
     Docs: https://docs.docker.com
  Process: 8273 ExecStart=/usr/bin/dockerd -H fd:// --containerd=/run/containerd/containerd.sock (code=exited, status=1/FAILURE)
 Main PID: 8273 (code=exited, status=1/FAILURE)

12月 11 16:18:05 centos79 systemd[1]: Failed to start Docker Application Container Engine.
12月 11 16:18:05 centos79 systemd[1]: U