Tag Archives: private cloud

OpenStack High Availability – Controller Stack

High availability is a must have for enterprise deployment of OpenStack. Not high availability of individual virtual machines (instances), nor high availability of individual compute nodes (hypervisor hosts). I mean high availability of the OpenStack controller stack. True, if the stack falls over, that doesn’t necessarily mean that your instances stop working (especially if you’ve… Read More »

vCloud Director Architecture Primer

I do some consulting for a company who’s legacy business is in decline, and they are working to transition towards new Internet-based services. Good plan.  So they’ve hired a whole army of new developers to write these new Internet-facing applications and services. And these developers are looking for virtual machines…  Lots of virtual machines. They… Read More »