Tolerate benign per-NUMA memory drift in the Memory Manager

[AI-Armless]

Enhancement Description

• One-line enhancement description (can be used as a release note): Tolerate a benign, bounded per-NUMA memory drift in the Memory Manager Static policy so kubelet does not fail to start after a reboot.
• Kubernetes Enhancement Proposal: KEP-6232: Tolerate benign per-NUMA memory drift in the Memory Manager #6233
• Discussion Link: Kubelet failed to start on reboot with memory manager's Static policy kubernetes#131253
• PRs by stage and milestone:
  • Alpha - v1.38
    • KEP (k/enhancements) update PR(s): KEP-6232: Tolerate benign per-NUMA memory drift in the Memory Manager #6233
    • Code (k/k) update PR(s): node: mm-mgr: tolerate small NUMA node memory drift on restart kubernetes#140473
    • Docs (k/website) update PR(s):

Please keep this description up to date. This will help the Enhancement Team to track the evolution of the enhancement efficiently.

/sig node

[ffromani]

thanks. This is 1.38 material at earliest

[ffromani]

/cc

[AI-Armless]

thanks! bumped the KEP milestone to 1.38 (alpha).