configure KVM networking

Configure KVM Networking With virsh, nmcli and brctl in Linux

There are many choices for network configurations in the KVM host. In this post, I’ll guide you through two main choices to configure KVM networking. We’ll consider internal networking and external...
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...
Kickstart on KVM

RHEL and CentOS Kickstart on KVM Automated Installation With virt-install

Hello all. This is my first tutorial on KVM Virtualization prepared as a reference and to help you automate boring GUI-based installation questions. We're using Kickstart on KVM to deploy VMs....

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...

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...
Firewalld on RHEL7

Getting Started With Firewalld on RHEL7 and CentOS 7

Firewalld on RHEL7: I’m a person who is nuts about security. Seeing multiple layers of security being circumvented on a network is just against the reasons I’m security-centric all times. Some...

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...
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...

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...

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...

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