Improved multi-numa alignment in Topology Manager

[klueska]

Enhancement Description

• One-line enhancement description (can be used as a release note): An enhancement to the TopologyManager that considers relative distances between NUMA nodes when calculating "best hints" that include more than one NUMA node.

• Kubernetes Enhancement Proposal: https://github.com/kubernetes/enhancements/blob/master/keps/sig-node/3545-improved-multi-numa-alignment/README.md

• Discussion Link: Private slack messages

• Primary contact (assignee): @PiotrProkop

• Responsible SIGs: /sig node

• Enhancement target (which target equals to which milestone):

  • Alpha release target: 1.26
  • Beta release target: 1.28
  • Stable release target: 1.30

• [x] Alpha

  • [x] KEP (k/enhancements) update PR(s): https://github.com/kubernetes/enhancements/pull/3549
  • [x] Code (k/k) update PR(s): https://github.com/kubernetes/kubernetes/pull/112914
  • [x] Docs (k/website) update PR(s): https://github.com/kubernetes/website/pull/37668

• [x] Beta

  • [x] KEP (k/enhancements) update PR(s): https://github.com/kubernetes/enhancements/pull/4079
  • [x] Code (k/k) update PR(s): https://github.com/kubernetes/kubernetes/pull/118816
  • [x] Docs (k/website) update(s): https://github.com/kubernetes/website/pull/41718

[PiotrProkop]

@kannon92 I think we should try to graduate it to stable in 1.32 😄 I'll talk with @klueska how we can move forward.

[kannon92]

@PiotrProkop That is nice to hear.

[kannon92]

/remove-lifecycle rotten

[kannon92]

/remove-lifecycle stale

[klueska]

Happy to help move this forward to stable in 1.32

[haircommander]

/milestone v1.32 /label lead-opted-in