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 Find WWN, WWNN and WWPN Number of HBA Card in Linux

There are several ways/commands to determine the WWN of a Fibre Channel (FC) HBA and their details in Linux/Unix operating systems. What is SAN? Most IT industries use SAN (Storage …

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Easy Ways to Find Linux System/Server Uptime

Do you want to know, how long your Linux system has been running without downtime? when the system is up and what date. There are multiple commands is available in …

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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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