场景还原: 

 服务器更新安全控件, 没有关闭docker  直接重启了. 重启之后就启动不开了. 

 如果是如下错误 ,直接重启服务即可, 当然我也看到了一些比较好的文章 解决docker 启动失败,在下,

重点: 看清docker报的错误,再去解决问题.要不然要绕弯路

 

问题1:  

docker.service - Docker Application Container Engine
   Loaded: loaded (/usr/lib/systemd/system/docker.service; enabled; vendor preset: disabled)
   Active: failed (Result: start-limit) since Fri 2019-07-12 10:50:56 CST; 30min ago
     Docs: https://docs.docker.com
 Main PID: 8834 (code=exited, status=1/FAILURE)

Jul 12 10:50:54 izuf66evv00x6vprnzvb6zz systemd[1]: Failed to start Docker Application Container Engine.
Jul 12 10:50:54 izuf66evv00x6vprnzvb6zz systemd[1]: Unit docker.service entered failed state.
Jul 12 10:50:54 izuf66evv00x6vprnzvb6zz systemd[1]: docker.service failed.
Jul 12 10:50:56 izuf66evv00x6vprnzvb6zz systemd[1]: docker.service holdoff time over, scheduling restart.
Jul 12 10:50:56 izuf66evv00x6vprnzvb6zz systemd[1]: Stopped Docker Application Container Engine.
Jul 12 10:50:56 izuf66evv00x6vprnzvb6zz systemd[1]: start request repeated too quickly for docker.service
Jul 12 10:50:56 izuf66evv00x6vprnzvb6zz systemd[1]: Failed to start Docker Application Container Engine.
Jul 12 10:50:56 izuf66evv00x6vprnzvb6zz systemd[1]: Unit docker.service entered failed state.
Jul 12 10:50:56 izuf66evv00x6vprnzvb6zz systemd[1]: docker.service failed.

 

解决方法:

# systemctl restart docker.service

# systemctl status docker

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好文在此:

docker容器故障致无法启动解决实例

https://zhiwen1022.iteye.com/blog/2175495

Docker容器启动失败 Failed to start Docker Application Container Engine 的解决办法

https://blog.csdn.net/Hello_World_QWP/article/details/81147307

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