Expose Disk Cachemodes Setting
Registered by
Mark T. Voelker
When using libvirt with Nova, in some situations it can substantially improve instance boot times if the "disk_cachemodes" directive in nova.conf contains "file=writethro
http://
However, the current puppet manifests don't expose this option. As we now have at least one customer asking for it, we should expose the parameter in puppet-nova and document it in one of our yaml files.
Blueprint information
- Status:
- Complete
- Approver:
- Mark T. Voelker
- Priority:
- Low
- Drafter:
- Mark T. Voelker
- Direction:
- Approved
- Assignee:
- Mark T. Voelker
- Definition:
- Approved
- Series goal:
- None
- Implementation:
- Implemented
- Milestone target:
- h.2
- Started by
- Mark T. Voelker
- Completed by
- Mark T. Voelker
Related branches
Related bugs
Sprints
Whiteboard
Patch for master:
https:/
Patch for stable/havana:
https:/
Composition layer change:
https:/
(?)