버전, 비트 확인하기

1. OS 이름 확인

[root@localhost /]# cat /etc/issue

CentOS release 6.3 (Final)

Kernel \r on an \m

[root@localhost /]# cat /etc/issue.net 

CentOS release 6.3 (Final)

Kernel \r on an \m

[root@localhost /]# cat /etc/redhat-release 

CentOS release 6.3 (Final)

2. OS 버전 확인

[root@localhost /]# uname -a

Linux localhost.localdomain 2.6.32-279.5.2.el6.x86_64 #1 SMP Fri Aug 24 01:07:11 UTC 2012 x86_64 x86_64 x86_64 GNU/Linux

[root@localhost /]# cat /proc/version 

Linux version 2.6.32-279.5.2.el6.x86_64 (mockbuild@c6b10.bsys.dev.centos.org) (gcc version 4.4.6 20120305 (Red Hat 4.4.6-4) (GCC) ) #1 SMP Fri Aug 24 01:07:11 UTC 2012

[root@localhost /]# cat /etc/rc.sysinit | grep PRODUCT=

PRODUCT=$(sed "s/Red Hat \(.*\) release.*/\1/" /etc/system-release)

PRODUCT=$(sed "s/Fedora \(.*\) \?release.*/\1/" /etc/system-release)

PRODUCT=$(sed "s/CentOS \(.*\) \?release.*/\1/" /etc/system-release)

PRODUCT=$(sed "s/ release.*//g" /etc/system-release)

 

3. Bit 확인

[root@localhost /]# getconf LONG_BIT

64