$ lsb_release -a
No LSB modules are available.
Distributor ID: Debian
Description: Debian GNU/Linux testing (squeeze)
Release: testing
Codename: squeeze
$ cat /etc/debian_version
squeeze/sid
/usr/share/doc/base-files/FAQ:
Q. Ok, but how do I know which distribution I'm running?
A. If you are running testing or unstable, then /etc/debian_version is
not a reliable way to know that anymore. Looking at the contents of
your /etc/apt/sources.list file is probably a much better way.
其他相关的或有趣的包还有：
base-files
$ linuxinfo
$ linuxlogo
查看内核版本：
cat /proc/version
uname -a