Linux Commands | 2DayGeek

How to Check if Linux Server is Physical or Virtual

August 2, 2017February 13, 2020 - by Magesh Maruthamuthu - 1 Comment

Most of the IT sector has migrated to the virtual environment (not just IT and many tech companies) to reduce infrastructure costs. But they still have physical servers for some …

Arch Linux / Linux Commands

How to search the Arch Wiki website from terminal ?

July 28, 2017January 26, 2020 - by 2daygeek - Leave a Comment

Whenever you search anything about Arch Linux in web browser, I’m damn sure the first link would be Arch Wiki. Am I right? Yes, since Arch wiki is an ideal …

Linux Commands

9 Methods to check whether your Linux system is 32-bit or 64-bit

July 27, 2017January 26, 2020 - by Ramya Nuvvula - 3 Comments.

As a server administrator we should be aware of our system architecture which will help us to install a third party software’s accordingly on system. By default the necessary software …

Bash Script / Linux Advanced Commands / Linux Commands / Shell Script / Terminal Recorder

How to Automatically Record the Terminal Session Activity of All Users on Linux

July 25, 2017November 24, 2019 - by Magesh Maruthamuthu - 18 Comments.

Some time ago, we wrote an article to record the Linux terminal session activity using the script command. Today also, we are going to discuss the same topic. But this …

Linux Advanced Commands / Linux Commands / User Management

How to allow a normal user or group to run commands as Root in Linux

July 21, 2017February 9, 2020 - by Magesh Maruthamuthu - 3 Comments.

We all know sudo has an elevated access, that can perform most of the root action. So, we should not allow low end users to gain sudo stand for superuser …

Linux Advanced Commands / Linux Commands / Terminal Recorder

Script – A Simple Command-Line Tool for Recording Your Terminal Session Activity

July 11, 2017November 24, 2019 - by Magesh Maruthamuthu - 3 Comments.

By default everyone prefers the history command to review/recall previously entered commands in the terminal. But unfortunately, it only shows commands and does not show the output of previously executed …

Debian / Kernel / Linux / Linux Commands / Red Hat / Red Hat Enterprise Linux / RHEL / ubuntu

How to Check Linux Kernel Version

July 10, 2017June 29, 2023 - by Magesh Maruthamuthu - 1 Comment

There are several commands/ways to check the kernel version running on your Linux system. This information can be obtained through the uname command, a very popular command widely used by …

Linux Advanced Commands / Linux Commands

13 Methods to Find the File System Type on Linux (Ext3, Ext4 or XFS)

July 2, 2017October 10, 2019 - by Magesh Maruthamuthu - 1 Comment

In Linux, everything is configured as a file. This includes not only text files, images, compiled programs, directories, partitions and hardware device drivers, etc,. Each file system has two control …

FAQ / Linux Administration / Linux Basic / Linux Commands

How to find the size of a directory in Linux

June 26, 2017July 29, 2021 - by Magesh Maruthamuthu

It is very easy to check the size of directories and files in Linux using the GUI, but it is not always easy to get the size of a directory …

FAQ / Linux Administration / Linux Commands / ssh-tutorials

How to Kill Inactive or Idle SSH sessions in Linux

June 21, 2017July 6, 2021 - by Magesh Maruthamuthu - 2 Comments.

Suppose you are working on a remote Linux system via ssh, and for some reason your session is disconnected, let’s say due to internet connectivity or a power outage, or …