2-1、Docker ps 命令

docker ps 命令用于列出容器

docker ps [OPTIONS]

默认情况下只会列出所有正在运行的容器

范例 1

列出所有在运行的容器信息

[root@localhost ~]# docker ps
CONTAINER ID        IMAGE               COMMAND                CREATED             STATUS              PORTS                     NAMES
d07b599f11e4        jcdemo/flaskapp     "python /src/app.py"   9 hours ago         Up 9 hours          0.0.0.0:32768->5000/tcp   hardcore_lalande

范例 2

列出最近创建的5个容器信息

[root@localhost ~]# docker ps -a -n 5
CONTAINER ID        IMAGE                    COMMAND                  CREATED             STATUS                   PORTS               NAMES
85ebd65c84d3        jcdemo/flaskapp:latest   "python /src/app.py"     33 minutes ago      Created                                      my-flask-app
b0bf9b521af0        cmsblogs/flask_365_102       "python -c 'import f…"   2 hours ago         Exited (0) 2 hours ago                       relaxed_yalow
28725e20460b        cmsblogs/py365flask102       "/bin/bash"              6 hours ago         Exited (0) 3 hours ago                       distracted_blackwell
455bba3c41d4        python:3.6.5             "/bin/bash"              7 hours ago         Exited (0) 6 hours ago                       python_365_flask
2ac131d3578d        ubuntu:16.10             "/bin/bash"              7 hours ago         Exited (0) 7 hours ago                       optimistic_allen

范例 3

下面的命令用于列出所有容器 ID

[root@localhost ~]# docker ps -a -q
85ebd65c84d3
b0bf9b521af0
28725e20460b
455bba3c41d4
2ac131d3578d
b258d8bd85df
36cc2f77b49d
d4dc8634df69
7e0805087ef8
87c897f22904
d07b599f11e4