Use the uname command of linux to display system information

This article will explain in detail about the use of linux uname command display system information, the editor thinks it is very practical, so share it for you to do a reference, I hope you can get something after reading this article.

The English full name of uname command is "Unix name".

Used to display system-related information, such as hostname, kernel version number, hardware architecture, etc.

If no option is specified, the effect is equivalent to executing the "uname-s" command, which displays the name of the system kernel.

Syntax format: uname [parameters]

Common parameters:

-a display all relevant information about the system-m display computer hardware architecture-n display host name-r display kernel release number-s display kernel name-v display kernel version-p display host processor type-o display operating system name-I display hardware platform

Reference example

Display information such as system hostname, kernel version number, CPU type, etc.:

[root@linuxcool] # uname-a

Linux linuxcool 3.10.0-123.el7.x86_64 # 1 SMP Mon May 5 11:16:57 EDT 2014 x86 "64 GNU/Linux

Only the system hostname is displayed:

[root@linuxcool ~] # uname-n

Linuxcool

Displays the kernel version of the current system:

[root@linuxcool ~] # uname-r

3.10.0-123.el7.x86_64

Displays the hardware architecture of the current system:

[root@linuxcool] # uname-I

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