一.查看内核版本命令: 1) [[email protected]_SYS ~]# cat /proc/versionLinux version 2.6.18-238.el5 ([email protected]) (gcc version 4.1.2 20080704 (Red Hat 4.1.2-50)) #1 SMP Sun Dec 19 14:22:44 EST 2010[[email protected]_SYS ~]# 2)[[email protected]_SYS ~]# una