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You are here: Home / Archives for Linux

How to create RAM disk in Linux

Published: June 2, 2017 | Modified: June 24, 2020 | 12,904 views

Short tutorial explaining what is RAM disk and how to create a RAM disk in Linux. It also includes differences between ramfs and tmpfs.

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All you need to know about hostname in Linux

Published: May 31, 2017 | Modified: June 24, 2020 | 4,791 views

Learn what is hostname, how to set hostname and how to change hostname in Debian and RedHat based Linux systems.

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How to tune kernel parameters in Linux

Published: May 30, 2017 | Modified: June 24, 2020 | 7,859 views

An article explaining how to tune kernel parameters in the Linux system using command or using a configuration file.

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lolcat: a tool to rainbow color Linux terminal

Published: March 23, 2017 | Modified: June 19, 2020 | 2,917 views

Paint your command outputs with rainbow color! Use lolcat (Ruby gem) tool and add some spice to the black putty terminal!

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RHEL6 boot process

Published: February 13, 2017 | Modified: June 2, 2020 | 2,335 views

RHEL6 boot process

Understand step by step how RHEL6 system boots. Walkthrough of RHEL6 boot process which lists all the tasks, activities happen during boot.

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Why and how to disable SELinux in your Linux distro

Published: January 31, 2017 | Modified: June 20, 2020 | 2,017 views

Learn how to disable SELinux in most of the Linux distro. Understand what is SELinux; why and when you require to disable it.

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Difference between LVM and LVM2: Linux interview question explained

Published: January 27, 2017 | Modified: June 20, 2020 | 9,164 views

Post stating point wise differences between LVM and LVM2 explained. This is one of the frequently asked question for Linux interview.

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Recover forgotten root password in RHEL with screenshots

Published: January 26, 2017 | Modified: June 20, 2020 | 2,267 views

Learn how to recover forgotten root password in Linux RHEL. Step by step procedure to reset the root password by booting system in single-user mode.

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Ulimit value : All you need to know

Published: January 13, 2017 | Modified: June 20, 2020 | 2,922 views

Understand what is ulimit? How to set it? Which all system resources can be limited using ulimit control? and how to view current ulimit settings.

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How to zip, unzip files and directories in Linux / Unix

Published: January 5, 2017 | Modified: June 20, 2020 | 1,565 views

Learn how to zip unzip files and directories in Linux or Unix. Compressing files helps in log management and makes data transfer easy.

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