How to Install and Upgrade OpenStack Clouds: Dell Crowbar?

In the cloud computing market, upgrades are supposed to be instantaneous with little or no impact to end-customers.

But when it comes to OpenStack, the open source cloud computing environment, early adopters and cloud consultants are discovering that upgrading from one OpenStack release to the next release can sometimes be a difficult, time-consuming process. That’s where companies like Mirantis and Dell (promoter of Crowbar) potentially enter the picture.