BtrFS filesystem in Linux

Understanding and Working With BtrFS Filesystem in Linux

This blog post is aimed at helping you get started with B-tree filesystem (BtrFS). Kernel-based filesystems in the Linux kernel tree are currently over 55 with each filesystem having its pros...

Easiest way to install GNS3 1.3.9 on Kali Linux 2.0,Debian 8 and Ubuntu 15.04

Gns3 1.3.9 was released which fixes 3 major problems found in version 1.3.8: Fixes launch crash on Windows 32-bit. Catch exception when trying to launch Wireshark. Backport: fixes migration of cloud...

How to Add Extra Hard Disk to VirtualBox VM and set Automount

 For one reason or another, you may reach a point where you need additional storage for your Virtual Machine. Today, i will show show a simple way to Add an extra...
virsh commands cheatsheet

virsh commands cheatsheet to manage KVM guest virtual machines

This is a comprehensive virsh commands cheatsheet: Virsh is a management user interface for virsh guest domains. Virsh can be used to create, pause, restart, and shutdown domains. In addition, virsh...
Extend root filesystem using LVM

Extend root filesystem using LVM (Linux)

Extend root filesystem using LVM on Linux. This will cover both ext4 and xfs filesystem root partition extending.  It will start by creating a new partition and then partitioning it and...

How to Install and Configure Fail2ban on CentOS 7, CentOS 6.x and Ubuntu 14.04

This is a step by step guide on installing and configuring Fail2ban software on CentOS 7, CentOS 6.x and Ubuntu 14.04 Server. It is easy to follow and working. Basic Theory on...

Basic Linux Terminal Shortcuts Cheat Sheet

Basic Linux Terminal Shortcuts Cheat Sheet is here, this is not a comprehensive list but what's contained here will help you a lot on daily basis when working with Linux command...

Installing Apache OpenOffice in Kali Linux, Ubuntu and Debian

Apache OpenOffice is a free office Utility for Linux, Windows and Mac. You must have OpenOffice | LibreOffice in Linux as they are the best as Microsoft Office in Windows. Installing...

How to Turn Off Hardware Beep Sound For Terminal on Major Linux Distributions

The beep sound is really annoying on a Linux system especially when trying to use TAB completion for commands on a Linux terminal.If you are new to Linux have a look...

Step by step guide on how to extend Vdi and VMDK Hard disks on...

This will show you how to extend Any operating system's Virtual Hard Disk running on VirtualBox ; both vdi and VMDK virtual hard drive formats. When i was working on a...