获取镜像
[root@localhost ~]# docker pull centos
查看镜像信息
[root@localhost ~]# docker images
REPOSITORY TAG IMAGE ID CREATED VIRTUAL SIZE
centos latest 9baab0af79c4 8 days ago 196.7 MB
搜寻镜像
[root@localhost ~]# docker search centos
使用docker search命令搜寻远端仓库中共享的镜像
启动容器
[root@localhost ~]# docker run -it centos /bin/bash
- -i表示让容器的标准输入打开
- -t表示分配一个伪终端
- 要把-i -t 放到镜像名字前面
[root@db70bb3f6068 /]#
[root@db70bb3f6068 /]# ls
anaconda-post.log dev home lib64 media opt root sbin sys usr
bin etc lib lost+found mnt proc run srv tmp var
[root@db70bb3f6068 /]# exit
exit
[root@localhost ~]#
[root@localhost ~]# docker ps -a
CONTAINER ID IMAGE COMMAND CREATED STATUS PORTS NAMES
db70bb3f6068 centos "/bin/bash" 3 minutes ago Exited (0) About a minute ago serene_wright
docker ps -a命令显示所有容器,会把未运行的容器也列出来
删除镜像
docker rmi IMAGE,其中IMAGE可以为标签或ID