Openstack Liberty Lab Part Three: Configuring Keystone identity service

So far we've covered part one and part two of our Openstack Lab guide series. The aim of this series Labs is not to prepare you for Openstack Sys Admin role,...

Openstack Liberty Lab Part Four: Configuring Glance Image Service

Glance is image service which enables users to discover, register, and retrieve virtual machine images. I assume you installed glance openstack image service in Part one of this Lab series, if you...

Openstack Liberty Lab Part Five: Configure Nova Compute Service

This is part Five of our Openstack Lab guide series.So far we've covered: Openstack Liberty Lab PART ONE: Setup Networking and all Prerequisites Openstack Liberty Lab PART TWO: Install Openstack Packages Openstack Liberty Lab...

How to Create and use Network Bridge on Arch Linux and Manjaro

Bridge is what unites two or more network interfaces together. Network Bridging is mostly used in Virtualization to allow Virtual Machines access external Network. Different tools are available for creating and configuring...

Complete Installation of KVM,QEMU and Virt Manager on Arch Linux and Manjaro

KVM is one of the most used Virtualization softwares in Linux World. In fact most cloud providers use KVM as their Hypervisor of choice. Big projects including Openstack use KVM as...

Permission Denied While Starting instance in Openstack

As i was building Openstack Lab, i happen to encounter error message as it was seen on log file from tail -f /var/log/nova/nova-compute.log. # tail -f /var/log/nova/nova-compute.log 2016-03-21 22:05:34.283 1228 ERROR oslo_messaging.rpc.dispatcher     rv...

How to Create and Configure Bridge Networking For KVM in LinuX

This is a how to Create and Configure Bridge Networking For KVM in RHEL, CentOS 7.x, CentOS 6.x,Ubuntu 15.04, Ubuntu 14.04,Debian 8 Jessie, Debian Wheezy and all other Debian Derivatives. We have...

How To Clone and Use KVM Virtual Machine in Linux

The most important and most used feature in world of Virtualization is the ability to clone a VM,take snapshot of the current state of a VM, Live migrate a VM, e.t.c. Lately...

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 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...