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  How to view information about the installed version of CentOS
     
  Add Date : 2018-11-21      
         
         
         
  How to view information about the installed version of CentOS:

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. Check the linux version:

1) List all version information,

[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

Note: This command applies to all linux, including RedHat, SUSE, Debian and other distributions.

2) to perform cat / etc / issue, for example, as follows:

[Root @ localhost ~] # cat / etc / issue

CentOS release 5.5 (Final)

Kernel r on an m

3) execute cat / etc / redhat-release, for example, as follows:

[Root @ localhost ~] # cat / etc / redhat-release

CentOS release 5.5 (Final)

View the system is 64-bit or 32-bit:

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

4, or the use of a method to view the file.

vim / ect / issue
     
         
         
         
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