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How to create and enable Swap Partition on Centos / RHEL 8

Swap Space Introduction Have you experienced a memory spike? A moment where your system is getting slower due to lack of physical memory. Linux has...

How to run Virtual Machines on your Linux Server (Ubuntu/RHEL/CENTOS 7) – KVM Hypervisor

Introduction What is a Virtual Machine (VM)? A virtual machine (VM) is a virtual environment that functions as a virtual computer system with its own CPU,...

How to install C compiler on ubuntu 20.04

GCC, the GNU Compiler Collection is a compiler system developed to support various programming languages. It is a standard compiler used in most projects...

How to install GitHub on Centos8

Introduction Git : one of the most popular decentralized version control tools used by developers to coordinate the work amongst them. Designed by Linus Torvalds (...

Rich Rules of Firewalld on CentOS / RHEL8

Rich-Rules - As of now we have discussed about regular zones and services syntax that firewalld offers, Administrators have more options for playing with...

Network Teaming / Configuring Link Aggregation

Network Teaming Network teaming is a method of linking one or more NICs to to a virtual interface. This is in use for failover and...

Users and groups management in RHEL/CentOS8

What are users? Users accounts are fundamental to system security. Every process (running program) on the system runs as a particular user. Every user has username...

RAID (Redundant Array of Independent Disks) Levels

What is RAID? And what is it's use? RAID stands for "Redundant Array of Independent Disks" or "Redundant Array of Inexpensive Disks". It is a data...

LOGICAL VOLUME MANAGEMENT (LVM) CONCEPTS

What is LVM and why we go for it? In LVM combination of 2 or more physical disk in order to make a big logical...

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