Rackspace Cloud, OpenStack, Ubuntu Cloud and Juju can be used to setup your own Private Cloud or a Public Cloud. This is a preface article on Rackspace and Juju. A bit off-topic but its quite interesting fact Juju in Bengali language is an arbitrary monster, the name word Juju is still used to control nagging children by the mothers. But it is definite that Rackspace with Open Stack and Ubuntu Cloud with Juju, has definitely showing and shown the real Juju (the Bengali meaning) to Microsoft. It is a matter of fact, Ubuntu is now most used guest OS on Rackspace, Amazon, HP and Windows Azure as Official Ubuntu Cloud Guests.
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