How to Change HostName in Linux

You generally set the hostname when installing the operating system. By default the system takes the server’s default name as the hostname. This will be localhost.localdomain. any name as the …

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How to Identify File Types in Linux

As we all know that everything is a file in Linux, which includes Hard Disk, Graphics Card, etc. When you are navigating to the Linux file system most of the …

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How to Force Users to Change Password on Their Next Login on Linux

When creating a user account with the default password, you will need to force the user’s to change their password on the next login. You should enable this if the …

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How to Create/Extend Swap Partition on Linux Using LVM

We use LVM for flexible volume management on Linux, so why not use LVM for swap space? This allows users to increase the swap partition whenever they want. Generally you …

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What is sosreport and How to Create sosreport in RHEL/CentOS/OL?

What is sosreport The sosreport command is a tool that collects configuration information, system information, and diagnostic information from the system running on the RHEL, CentOS, and Oracle Linux in …

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How to Find the Top 10 Largest Files in Linux

When you are running out of disk space in system, you may prefer to check with df command or du command or ncdu command. But all these will only show …

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How to Check/List All Packages Installed on Linux

As we know, package managers are one of the most contributors to the Linux system. Most of us prefer the command line interface for package management such as the YUM …

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