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查看centos内核的版本： 1)[root@localhost ~]# cat /proc/version Linux version 2.6.18-194.el5 (mockbuild@builder10.centos.org) (gcc version 4.1.2 20080704 (Red Hat 4.1.2-48)) #1 SMP Fri Apr 2 14:58:14 EDT 2010 2) [root@localhost ~]# uname -a Linux localhost.localdomain 2.6.18-194.el5 #1 SMP Fri Apr 2 14:58:14 EDT 2010 x86_64 x86_64 x86_64 GNU/Linux 3) [root@localhost ~]# uname -r 2.6.18-194.el5 2. 查看linux版本： 1) 列出所有版本信息, [root@localhost ~]# lsb_release -a LSB Version: :core-3.1-amd64:core-3.1-ia32:core-3.1-noarch:graphics-3.1-amd64:graphics-3.1-ia32:graphics-3.1-noarch Distributor ID: CentOS Description: CentOS release 5.5 (Final) Release: 5.5 Codename: Final 注:这个命令适用于所有的linux，包括Redhat、SuSE、Debian等发行版。 2) 执行cat /etc/issue,例如如下: [root@localhost ~]# cat /etc/issue CentOS release 5.5 (Final) Kernel r on an m 3) 执行cat /etc/redhat-release ,例如如下: [root@localhost ~]# cat /etc/redhat-release CentOS release 5.5 (Final) 查看系统是64位还是32位: 1、getconf LONG_BIT or getconf WORD_BIT [root@localhost ~]# getconf LONG_BIT 64 2、file /bin/ls [root@localhost ~]# file /bin/ls /bin/ls: ELF 64-bit LSB executable, AMD x86-64, version 1 (SYSV), for GNU/Linux 2.6.9, dynamically linked (uses shared libs), for GNU/Linux 2.6.9, stripped 3、lsb_release -a [root@localhost ~]# lsb_release -a LSB Version: :core-3.1-amd64:core-3.1-ia32:core-3.1-noarch:graphics-3.1-amd64:graphics-3.1-ia32:graphics-3.1-noarch Distributor ID: CentOS Description: CentOS release 5.5 (Final) Release: 5.5 Codename: Final (责任编辑：IT) |