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Description
Enhancement Description
- One-line enhancement description (can be used as a release note):
We proposed this KEP to introduce a new CPU Manager static policy option that makes best effort to align CPU resources by L3 (last-level) cache. - Kubernetes Enhancement Proposal: https://github.com/kubernetes/enhancements/blob/master/keps/sig-node/4800-cpumanager-split-uncorecache/README.md (original in https://docs.google.com/document/d/1LpnMjGNsQyHOuVHMktIrjZsdRw9aKZ8djt354nAno6M/edit?usp=sharing) Previous issue Enhance CPU manager with L3 cache aware #2621
- Discussion Link:
- Backlinking issue: Split L3 Cache Topology Awareness in CPU Manager #4800
- Primary contact (assignee): @wongchar, @ajcaldelas
- Responsible SIGs: Node
- Enhancement target (which target equals to which milestone):
- Alpha release target (x.y): 1.33
- No documentation changes are planned for this release.
- Beta release target (x.y): 1.34
- Stable release target (x.y): 1.35
- Alpha
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KEP (
k/enhancements)
update PR(s): -
Code (
k/k) update PR(s):- Split L3 Cache Topology Awareness in CPU Manager kubernetes#126750
- cpumanager: expand test coverage for prefer-align-cpus-by-uncore-cache kubernetes#132968
- cpumanager: graduate prefer-align-cpus-by-uncorecache to beta kubernetes#132970
- node: cpumgr: metrics: add uncore cache alignment metrics kubernetes#130133
- node: cpumanager: prefer-align-cpus-by-uncorecache: add test cases and CPU topologies kubernetes#130153
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Docs
- (
k/website) update PR(s): Add prefer-align-cpus-by-uncorecache feature gate website#48340 - No documentation changes required for the 1.33 release.
- Add feature blog: introduce prefer-align-cpus-by-uncore-cache website#51484
- KEP-4800: move to beta website#51474
- (
-
- Beta
- KEP (
k/enhancements) update PR(s): - Code (
k/k) update PR(s): - Docs (
k/website) update(s):
- KEP (
Please keep this description up to date. This will help the Enhancement Team to track the evolution of the enhancement efficiently.
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Labels
sig/nodeCategorizes an issue or PR as relevant to SIG Node.Categorizes an issue or PR as relevant to SIG Node.stage/betaDenotes an issue tracking an enhancement targeted for Beta statusDenotes an issue tracking an enhancement targeted for Beta status
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Status
Tracked for code freeze
Status
Not for release