Hwinfo Command in Linux

Introduction

hwinfo (Hardware Information) is a very useful command to check details about hardware components. It shows information about most hardware units including CPU, RAM, graphic cards, USB controllers, …

hwinfo uses libhd library to gather hardware information on the system.

This article will show you how to use the hwinfo command in Linux as we go through below.

Installing hwinfo in Linux

Run apt command:

$ sudo apt install hwinfo

The syntax of hwinfo command

$ hwinfo [options]

[options]

–help explains how to use

$ hwinfo –help

output:

run without [options] display information about all hardware units

$ hwinfo

output:

–short display summary information

$ hwinfo --short

output:

–cpu display CPU information

$ hwinfo --short --cpu

output:

delete –short to display detailed information

–network display network interface information

$ hwinfo --network

output:

–netcard display network card information

$ hwinfo --netcard

output:

–disk display disk information

$ hwinfo --disk

output:

–usb display USB device controllers information

$ hwinfo --usb

output:

–storage display hard drive controllers information

$ hwinfo --storage

output:

Display multiple devices together

To display information on multiple devices at the same time, just add all the options.

For example, I want to display information of USB device, network, disk:

$ hwinfo --usb --network --disk

output:

Export information to a file

If you want to export detailed information:

$ hwinfo --log hwinfo.txt

If you want to export summary information, add –short option:

$ hwinfo --short --log hwinfo.txt

Conclusion

You’ve already gone through the details of how to use the hwinfo command in Linux.

Thanks for reading.