Revision as of 13:06, 2 April 2018

Weekly Nova Scheduler team meeting

MEETING TIME: Mondays 14:00 UTC (#openstack-meeting-alt)

This meeting is a weekly gathering of developers working on the Nova Scheduler subteam. We cover topics such as development focus, status, bugs, reviews, and other current topics worthy of real-time discussion.

NOTE: this wiki page should be 'emptied' at the end of each meeting.

Next meetings scheduled for:

• April 2 2018 1400 UTC, #openstack-meeting-alt
• April 9 2018 1400 UTC, #openstack-meeting-alt
• April 16 2018 1400 UTC, #openstack-meeting-alt

Agenda for next meeting

Specs

• VMware: place instances on resource pool (using update_provider_tree)
  • https://review.openstack.org/#/c/549067/
• Provide error codes for placement API
  • https://review.openstack.org/#/c/418393/
• mirror nova host aggregates to placement API
  • https://review.openstack.org/#/c/545057/
• Proposes NUMA topology with RPs
  • https://review.openstack.org/#/c/552924/
• Account for host agg allocation ratio in placement
  • https://review.openstack.org/#/c/544683/
• Spec for isolating configuration of placement database
  • https://review.openstack.org/#/c/552927/
• Support default allocation ratios
  • https://review.openstack.org/#/c/552105/
• Spec on preemptible servers
  • https://review.openstack.org/#/c/438640/
• Handle nested providers for allocation candidates
  • https://review.openstack.org/#/c/556873/
• Add Generation to Consumers
  • https://review.openstack.org/#/c/556971/
• Mention (no) granular support for image traits
  • https://review.openstack.org/#/c/554305/
• Update the vGPU spec
  • https://review.openstack.org/#/c/557912/
• Proposes Multiple GPU types
  • https://review.openstack.org/#/c/557065/
• Standardize CPU resource tracking
  • https://review.openstack.org/#/c/555081/
• NUMA-aware live migration
  • https://review.openstack.org/#/c/552722/
• Network bandwidth resource provider
  • https://review.openstack.org/#/c/502306/
• Propose counting quota usage from placement
  • https://review.openstack.org/#/c/509042/
• Fix endpoint URI /allocation_requests (reality fix)
  • https://review.openstack.org/#/c/557580/

Reviews

• Update Provider Tree
  • https://review.openstack.org/#/q/topic:bp/update-provider-tree
• Request Filters
  • https://review.openstack.org/#/q/topic:bp/placement-req-filter
• Nested providers in allocation candidates
  • https://review.openstack.org/#/q/topic:bp/nested-resource-providers
  • https://review.openstack.org/#/q/topic:bp/nested-resource-providers-allocation-candidates
• Mirror nova host aggregates to placement
  • https://review.openstack.org/#/q/topic:bp/placement-mirror-host-aggregates
• Forbidden Traits
  • https://review.openstack.org/#/q/topic:bp/placement-forbidden-traits
• Consumer Generations
  • Just started; no patches posted yet.
• Extraction
  • https://review.openstack.org/#/q/topic:bp/placement-extract

Bugs

• Placement bugs
  • https://bugs.launchpad.net/nova/+bugs?field.tag=placement&orderby=-id

Open discussion

• Latest placement update from cdent shows that we're stretched very thin.
  • http://lists.openstack.org/pipermail/openstack-dev/2018-March/128924.html
  • Let's discuss ideas to make this more manageable.

Previous meetings

• 2018.03.26
• 2018.03.19
• 2018.03.12
• All other meetings are here