Wednesday, January 16, 2019

Installing OpenNebula Front-end on CentOS 7

In this guide, we're going to cover the steps of Installing OpenNebula Front-end on CentOS 7. OpenNebula is a simple but feature-rich and flexible solution that helps you build and manage enterprise clouds...
Meltdown and Spectre Mitigation on Xen 6.5 and Xen 7.x

Meltdown and Spectre Mitigation on Xen 6.5 and Xen 7.x

This covers Meltdown and Spectre Mitigation on Xen 6.5 and Xen 7.x. By now, you have probably heard about Meltdown and Spectre vulnerabilities affecting Intel processors on Linux, OS X, and Windows operating...
install ovirt guest agent on linux

How to install ovirt guest agent on Linux

Install ovirt guest agent on Linux: Hello good people. Today I would like to show you how to  install ovirt guest agent on Linux. The process is fairly simple and will...
Creating Openstack Network and Subnets

Creating Openstack Network and Subnets

In this part of Openstack deep dive series, we'll look at Creating Openstack Network and Subnet using Openstack command line interface. Last we looked at: Adding ssh key pair to Openstack using cli How...
Adding ssh key pair to Openstack using cli

Adding ssh key pair to Openstack using cli

Adding ssh key pair to Openstack using cli: In this series of Openstack configuration and management, let's look at how to add ssh keypairs to Openstack. This guide is based on...
How to add flavors to openstack using cli

How to add flavors to openstack using cli

How to add flavors to openstack using cli: This is a continuation of getting started with Openstack compute platform series. Earlier in the series we looked at  Adding images to Openstack...
adding images to openstack glance

Adding images to Openstack Glance

In this tutorial we're going to look at how to start adding images to Openstack Glance image service. I assume you already have a running Openstack setup, and glance service runs...
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...
working with qemu-img

Working with qemu-img in Linux

Working with qemu-img in Linux: This is a brief qemu-img cheatsheet for working with qemu-img command on Linux and Unix systems supporting qemu. I made this qemu-img cheatsheet for my own...
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...
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