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January 20, 2015

How to Deploy High Availability CloudStack/CloudPlatform with MariaDB Galera Cluster

Apache CloudStack is a turnkey orchestration platform to deliver IaaS clouds. As a cloud infrastructure scales to hundreds or thousands of servers, with production environments supporting multiple applications and services, high availability becomes a key...

March 8, 2014

High-Availability Openstack on a Shoestring Budget: Deploying a Minimal 3-Node Cluster

As OpenStack deployments mature from evaluation/development to production environments supporting apps and services, high-availability becomes a key requirement. In a previous post, we showed you how to cluster the database backend - which is central to...

November 25, 2013

OpenStack Metering: How to Install Ceilometer with MongoDB

  According to Wikipedia, a ceilometer is a device that uses a laser or other light source to determine the height of a cloud base. And it is also the name of the framework for...

August 30, 2013

Clustering MySQL Backend in OpenStack

OpenStack uses a database to store data for all OpenStack services such as compute nodes available, running instances, state and so on. The DB takes part in every user request, from listing all instances to...

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