Docker pause/unpause命令具有什么功能呢?

下文笔者讲述Docker中pause/unpause命令的功能简介说明,如下所示

docker pause/unpause功能:
    docker pause:暂停容器中所有的进程
    docker unpause:恢复容器中所有的进程

docker pause/unpause命令语法

docker pause [OPTIONS] CONTAINER [CONTAINER...]
docker unpause [OPTIONS] CONTAINER [CONTAINER...]

注意事项:
    此命令可同时暂停/恢复一个或多个容器

例： docker pause/unpause命令的示例分享

[root@node0 tmp]# clear
[root@node0 tmp]# docker ps
CONTAINER ID        IMAGE               COMMAND                  CREATED             STATUS              PORTS                NAMES
d53a0d94a99d        nginx               "/docker-entrypoin..."   37 minutes ago      Up 37 minutes       0.0.0.0:80->80/tcp   nginx
[root@node0 tmp]# docker pause d53
d53
[root@node0 tmp]# docker ps
CONTAINER ID        IMAGE               COMMAND                  CREATED             STATUS                   PORTS                NAME
Sd53a0d94a99d        nginx               "/docker-entrypoin..."   37 minutes ago      Up 37 minutes (Paused)   0.0.0.0:80->80/tcp   ngin
x[root@node0 tmp]# docker unpause d53
d53
[root@node0 tmp]# docker ps
CONTAINER ID        IMAGE               COMMAND                  CREATED             STATUS              PORTS                NAMES
d53a0d94a99d        nginx               "/docker-entrypoin..."   38 minutes ago      Up 38 minutes       0.0.0.0:80->80/tcp   nginx