Cloud Computing

Cloud Computing

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...

Openstack Liberty Lab Part One: Setup Networking and all Prerequisites

Hi all. I've decided to put together Openstack Lab guide for those who would like to test and learn about Openstack Cloud Computing platform. This is part one of Openstack Lab...

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...

Openstack Liberty Lab Part Two: Install Openstack Packages

After completing Part one of Openstack Lab guide series: Openstack Liberty Lab PART ONE: Setup Networking and all Prerequisites We're ready to install Openstack packages in this part two guide. From Part three...

Openstack Liberty Lab Part Eight: Add VM images

In this part of the series we're going to work through complete process of Adding images used to soin virtual machines on Openstack Cloud platorm.I will show you how to use...

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...

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...

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 Seven: Configure Horizon Dashboard Service

Openstack Horizon service is just a web interface that enables cloud administrators and users to manage various OpenStack resources and services.It is powered by django which is a popular web framework. The...

Openstack Liberty Lab Part Six: Configure Neutron Network Service

We'll install Neutron Server on Control node which Keystone/Glance/Nova API are already installed.For our case, the control node runs all openstack services. Before writing this part of the tutorial, i had...