nova/releasenotes/notes/discover-hosts-periodic-is-more-efficient-6c55b606a7831750.yaml
Dan Smith 95c190c23d Make discover_hosts only query for unmapped ComputeNode records
This should be much more efficient and capable of being run at a higher
frequency on more deployments.

Related to blueprint discover-hosts-faster
Change-Id: I8cbc27291c5f9cbeaef01340572974fdbd8d2656
2017-05-15 10:50:01 -04:00

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YAML

---
features:
- The `discover_hosts_in_cells_interval` periodic task in the scheduler is now
more efficient in that it can specifically query unmapped compute nodes from
the cell databases instead of having to query them all and compare against
existing host mappings.