How to determine what version of Redhat you have installed?

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Article ID: 159439

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Issue/Introduction

How do I determine what the Redhat Linux system I have is?

Resolution

To determine the version and update, look at the version information as follows...

$ lsb_release -a
LSB Version:    :core-3.1-ia32:core-3.1-noarch:graphics-3.1-ia32:graphics-3.1-noarch
Distributor ID: RedHatEnterpriseServer
Description:    Red Hat Enterprise Linux Server release 5.2 (Tikanga)
Release:        5.2
Codename:       Tikanga

The "Release:" line shows this is a version 5, update 2 machine.