How to install latest VirtualBox and Extension Pack in Arch Linux

This is a guide on How to install latest VirtualBox,VirtualBox Guest Additions and  Extension Pack on Arch Linux.Arch Linux is one of the most customizable, if not the best customizable Linux...

How to Fix Openstack Nova error “NoValidHost: No valid host was found.There are not...

I was trying to Deploy Openstack for testing inside VirtualBox and i got an error "NoValidHost: No valid host was found.There are not enough hosts available." while trying to run an...

How to fix Vagrant ssh authentication failure after packaging vagrant box

Sometimes when you package VirtualBox VM to get vagrant box, you get message "Warning: Authentication failure. Retrying... " while trying to start vagrant machine. Check Step by step guide on using existing...

How to convert VirtualBox Disk Image (VDI) and img to Qcow2 format

This simple guide will show you the easiest way to convert VDI disk image to use on your Openstack Cloud environment. It's easy to use and you just have to isntall...

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...