Configure OpenStack network on OVH

Configure OpenStack network on OVH servers was indeed a toughest mission that I've ever done. OVH has MAC-IP check on gateway, public IPs which has different CIDR from the host machine, public IPs may be fragmented, which OpenStack doesn't support. I managed to solve (partial) problem by various tricks.

Introduction to OpenCloud

The Cloud is one of the most popular term on Internet nowadays. Cloud computing is widely adopted by all scaled enterprises. By wikipedia definition, cloud computing is computing that involves a large number of computers connected through a communication network such as the Internet, similar to utility computing. In science, cloud computing is a synonym for distributed computing over a network, and means the ability to run a program or application on many connected computers at the same time.

What is DevOps.

I'm not an expert in DevOps myself. This blog is merely a digest note from my reading and very little experience. I'm intending to update it when I gain more experience or from your help.

Which OpenCloud I choose? OpenStack, CloudStack or VMware

In recent years, we can observer a rapid advance of cloud IaaS technology. In the past, only VMware made its name and widely used in DC management. Then the rise of AWS make a huge impact on the industry. To fight again the Godzilla EC2, and with the needs of private cloud, latecomers enterprises and communities join force to create different OpenSource IaaS platform:

My Rackspace chef environment

This is a note of how I change Rackspace Private Cloud (RPC) chef's environment before bootstrap own nodes.