Wednesday, January 16, 2019

How to extend EBS boot disk on AWS without an instance reboot

On AWS, you can increase EBS volume size, adjust performance, or change the volume type while the volume is in use. The change should guarantee zero downtime, and without any effect on...

How to deploy LXD on CentOS 7 with Snap

LXD is a next generation system container manager built around a very powerful REST and offers a user experience similar to virtual machines but using Linux containers instead. LXD uses pre-made...

Installation of Three node OpenStack Queens Cluster – Part Two

Part one of this series is Installation of Openstack three Node Cluster on CentOS 7 Installation of Glance In this second session, we are going to install glance image service. The Image service (glance)...

How to Install Foreman on Ubuntu 18.04 LTS (Bionic Beaver)

This guide has been written to help you install foreman on Ubuntu 18.04 LTS server. Foreman is an open source tool for managing servers lifecycle, from provisioning and configuration to orchestration...

Installation of Openstack three Node Cluster on CentOS 7 Part One

Part One Introduction So what is Openstack? OpenStack is a set of opensource software tools for building and managing cloud computing platforms for public and private clouds. We shall attempt to build a...

Create AWS S3 Upload and List Objects Policy without Delete Action

In this walkthrough, we'll look at how to use user permissions with Amazon S3. We will create a bucket and AWS Identity and Access Management user on our AWS account with specific...

VMware vSphere and vCenter Central Logs Management with Rsyslog

For the past one week, I've been working on a centralized Logs management system for VMware vSphere and vCenter environment. Having searched on the web for a simple, better open-source solution...

How to Deploy and Use Dokku on Ubuntu 18.04

Dokku is an extensible, open source Platform as a Service that runs on a single server of your choice. If you ever used Heroku, then think of it as your hosted...

How to run Minikube on KVM

Minikube is a tool developed to help you run a single cluster of Kubernetes on your local machine. Minikube works by starting a single node kubernetes cluster locally for purposes of development...

Create and Manage User Accounts on oVirt and RHEV

Do you have a running oVirt or RHEV platform but wondering how you can add user accounts to it. This article will give you few examples on how to Add and Manage...
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