"Our accounting department showed us that we had no money to
purchase new hardware and they went on to say that the five-year
depreciation on hardware was going to be extended out to 10 years.
Clearly there is a misunderstanding on requirements, but given that
we must comply with this, we went to our warehouse and grabbed
about five 2U Dell PowerEdge servers. Our plan was to build a
private cloud, for free, using open source operating systems and
virtualization. Even with no money, we still had projects on the
table that had to be done. We called our experiment, 'Nebulous,'
named after the cloud. The end result was better than we had
"1. Assemble the Pieces
"CentOS is the free version of the popular Red Hat Enterprise
Linux operating system. It is a community-supported, mainly free,
software operating system based on Red Hat Enterprise Linux. It
exists to provide a free, enterprise-class computing platform, and
it strives to maintain 100 percent binary compatibility. CentOS
stands for Community ENTerprise Operating System."