apt-get
[root@jiaxin-ceshi ~]# docker exec -it 11fcb9bc0e6e /bin/bash
root@11fcb9bc0e6e:/# apt-get install lsof
安装 vim
root@11fcb9bc0e6e:/# apt-get install vim
root@11fcb9bc0e6e:/# netstat -ntulp|grep java
bash: netstat: command not found
root@11fcb9bc0e6e:/# apt-get install net-tools
