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Home Linux How To Check Linux OS Version

How To Check Linux OS Version

Checking name and version of Linux OS (Operating System) as well as the kernel is the first step before installing any application on your system. Below are few commands and its output (on my environment) that we can use to check the Linux OS Version.

1. cat /proc/version

Output:

Linux version 2.6.18-348.12.1.el5 ([email protected]) (gcc version 4.1.2 20080704 (Red Hat 4.1.2-54)) #1 SMP Wed Jul 10 05:31:48 EDT 2013

Linux version 2.6.18-348.12.1.el5 ([email protected]) (gcc version 4.1.2 20080704 (Red Hat 4.1.2-54)) #1 SMP Wed Jul 10 05:31:48 EDT 2013

2. lsb_release -a

Output:

 
LSB Version:    :core-4.0-ia32:core-4.0-noarch:graphics-4.0-ia32:graphics-4.0-noarch:printing-4.0-ia32:printing-4.0-noarch
Distributor ID: CentOS
Description:    CentOS release 5.9 (Final)
Release:        5.9
Codename:       Final

LSB Version: :core-4.0-ia32:core-4.0-noarch:graphics-4.0-ia32:graphics-4.0-noarch:printing-4.0-ia32:printing-4.0-noarch Distributor ID: CentOS Description: CentOS release 5.9 (Final) Release: 5.9 Codename: Final

3. cat /etc/issue

Output:

CentOS release 5.9 (Final)
Kernel \r on an \m

CentOS release 5.9 (Final) Kernel \r on an \m

Aug 3, 2013Hoan Huynh
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Hoan Huynh

Hoan Huynh is the founder and head of 4rapiddev.com. Reach him at [email protected]

7 years ago LinuxOperating System, OS94
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