Note: Video recording of this presentation at the OpenStack Liberty Summit in Vancouver is available here: https://www.openstack.org/summit/vancouver-2015/summit-videos/presentation/moving-to-nova-cells-without-destroying-the-world
Your cloud has been growing for a while and you've realized you need Nova Cells to scale further. But you've already got thousands of VMs and hundreds of active users. What to do?
This talk describes Go Daddy's experience with live-converting the production cloud to Nova Cells, including tips and recommendations to help you do it, too.
- Brief overview of Nova Cells' theory of operation and basic configuration
- Environment preparation to get ready for the conversion
- Specific steps to complete the conversion with minimal service interruption
- Caveats and lessons learned
- Introduction to Cells v2, and why you might want to wait for Kilo to convert.