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This article mainly shows you what the Linux system to view the Centos version of the command, the content is easy to understand, clear, hope to help you solve the doubt, the following let the editor to take you to study and learn the "Linux system to view the Centos version of the command which are" this article.

Environment: CentOS 6.4

View installed CentOS version information 1.cat / etc/issue View version

The cat abbreviation concatenate cat command can be used to display and merge files.

CentOS release 6.6 (Final)

CentOS release 6.6

In the early days of etc, the English name of etc was abbreviated as etcetera, but later people were more accustomed to calling it Editable Text Configuration. ETC is the directory of system configuration files, which contains system startup scripts, startup configuration files, user login configuration files, network configuration files, httpd configuration files, IPSec configuration files and other files.

\ 2. Cat / etc/redhat-release to view the CentOS version

\ 3. Cat / proc/version

Proc is an acronym for process, which stores kernel-related files.

Display result: Linux version 2.6.32-504.12.2.el6.x86_64 (mockbuild@c6b9.bsys.dev.centos.org) (gcc version 4.4.7 20120313 (Red Hat 4.4.7-11) (GCC)) # 1 SMP Wed Mar 11 22:03:14 UTC 2015

We can see that the system uses the 64 operating system of the Linux 2.6.32 kernel. GCC is a collection of GUN compilers, using version 4.4.5.

4.uname-an is shown as follows

Linux host version 2.6.32-504.12.2.el6.x86_64 64-bit Linux version

5 uname-r display result: 2.6.32-504.12.2.el6.x86_64

Analysis result: Linux version 2.6.32-504.12.2.el6.x86_64 64-bit

What is Linux system Linux is a free-to-use and free-spread UNIX-like operating system, is a POSIX-based multi-user, multi-task, multi-threaded and multi-CPU operating system, using Linux can run major Unix tools, applications and network protocols.

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