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This article mainly introduces what are the commands for viewing hardware information under the Linux system, which can be used for reference. Interested friends can refer to them. I hope you will gain a lot after reading this article.

A complete set of commands for viewing hardware information under Linux system

Original 2016-01-25 translator: sonofelice Linux China

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There are many commands that can be used to view hardware information on Linux systems. Some commands can only print specific hardware component information such as CPU and memory, while others can view information about a variety of hardware components.

This tutorial gives you a quick look at the most commonly used commands to view information and configuration details on various hardware devices.

Lscpu

The lscpu command can view information about CPU and processing units. This command does not have any other options or other features.

Lscpu

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Hdd_info_lscpu

Lspci

Lspci is another command-line tool that can be used to list all PCI buses, as well as details of devices connected to PCI buses, such as VGA adapters, video cards, network adapters, usb ports, SATA controllers, and so on.

Lspci

You can see the output similar to the following figure.

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Hdd_info_lspci

You can filter out device-specific information by running the following command:

Lspci-v | grep "VGA"-A 12

Run the above command to see information about the video card similar to the following image.

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Hdd_info_lspci_vga

Lshw

Lshw is a general-purpose tool that can list detailed or summary information about a variety of hardware units, such as CPU, memory, usb controller, hard disk, etc. Lshw can extract relevant information from various "/ proc" files.

Lshw-short

You can see the following information by running the above command.

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Hdd_info_lshw

Lsscsi

You can list information about scsi/sata devices such as hard drives and optical drives by running the following command:

Lsscsi

You will get output similar to the following.

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Hdd_info_lsscsi

Lsusb

The lsusb command lists the details of the USB controller and the devices connected to the USB controller. By default, the lsusb command only prints out outline information. You can print the details of each usb port by using the-v parameter.

Lsusb

You can see the output below.

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Hdd_info_lsusb

Inxi

Inxi is a bash script that fetches hardware information from multiple sources and commands on the system and prints out a friendly report that non-technical people can understand.

By default, inxi is not installed on Ubuntu. You can install Inxi by running the following command:

Sudo apt-get install inxi

After installing Inxi, you can get hardware-related information by running the following command:

Inxi-Fx

You can get output similar to the following figure.

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Hdd_info_inxi

Df

The df command lists the summary information, mount points, used and available space for different partitions.

You can add the-H parameter when using the df command.

Df-H

You will get the following output.

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Hdd_info_df

Free

You can view the total number of idle, and RAM used on the system by using the free command.

Free-m

You will see the following output.

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Hdd_info_free

Dmidecode

The dmidecode command is different from other commands. This command reads information from the DMI table in the hardware.

To view information about the processor, run the following command:

Sudo dmidecode-t processor

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Hdd_info_dmi_processor

To view memory information, run the following command:

Sudo dmidecode-t memory

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Hdd_info_dmi_memory

To view information about bios, run the following command:

Sudo dmidecode-t bios

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Hdd_info_dmi_bios

Hdparm

The hdparm command can be used to display information about sata devices such as hard drives.

Sudo hdparm

You can see the following output.

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Hdd_info_hdparm

Thank you for reading this article carefully. I hope the article "View hardware information commands under the Linux system" shared by the editor will be helpful to everyone. At the same time, I also hope that you will support us and pay attention to the industry information channel. More related knowledge is waiting for you to learn!

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