查看内核版本信息：
1. uname -a
2. cat /etc/lsb-release
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root@ubuntu:/work/jz2440/kernel/linux-2.6.22.6# uname -a
Linux ubuntu 2.6.35-22-generic #33-Ubuntu SMP Sun Sep 19 20:34:50 UTC 2010 i686 GNU/Linux
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root@ubuntu:/etc# find -name *release
./lsb-release
root@ubuntu:/work/jz2440/kernel/linux-2.6.22.6# cat /etc/*-release
DISTRIB_ID=Ubuntu
DISTRIB_RELEASE=10.10
DISTRIB_CODENAME=maverick
DISTRIB_DESCRIPTION="Ubuntu 10.10"
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