What is arch Command in Linux?

In this tutorial we learn how to use arch command in Linux. arch command is a linux command which will print machine hardware name. This command is similar to uname -m.

arch Syntax

arch [OPTION]...

Get Linux Machine architecture / platform with arch command

To use (and the only way to use) arch command is by typing arch. For example:

$ arch
x86_64

In x86 64-bit machine it will print output like above. In 32-bit system it will show i686.

arch Command Manual / Help

We can use man and info command to see the manual page of arch command.

arch command also have --help option to show list of options.

To open man page for arch command we can use command below. To exit man or info page you can press q.

man arch

To open info page for arch command we can use command below.

info arch

To open help page from arch command we can run command below.

arch --help

Linux arch Command Source Code

You can find arch command source code from the folowing repositories:

• arch source code on GitHub
• arch source code on GNU Savannah cgit
• arch source code on GNU Savannah gitweb

Related Linux Commands

You can read tutorials of related Linux commands below:

• uname command in Linux
• id command in Linux
• who command in Linux

Summary

In this tutorial we learn how to use arch command in Linux with practical examples. Visit our Linux Commands guide to learn more about using command line interface in Linux.