Enhancement Description

• One-line enhancement description (can be used as a release note): Memory Manager is a new component in kubelet ecosystem proposed to offer multi-NUMA guaranteed memory allocation for pods in Guaranteed QoS class.
• Kubernetes Enhancement Proposal: https://github.com/kubernetes/enhancements/tree/master/keps/sig-node/1769-memory-manager
• Primary contact (assignee): @Tal-or
• Responsible SIGs: sig-node
• Enhancement target (which target equals to which milestone):
  • Alpha release target (1.21)
  • Beta release target (1.22)
  • Stable release target (1.32)
• Alpha
  • KEP (k/enhancements) update PR(s): Submitting a KEP for production readiness approval #2456
  • Code (k/k) update PR(s): Memory manager kubernetes#95479
  • Docs (k/website) update(s): The Memory Manager official documentation website#26730
• Beta
  • KEP (k/enhancements) update PR(s): Graduate memory manager to beta #2708
  • Code (k/k) update PR(s):
    • memory manager: move to beta kubernetes#101947
    • Extend pod resource API response to return the information from memory manager kubernetes#101030
  • Docs (k/website) update(s):
    • The Memory Manager graduates to Beta website#28851
    • Blog: Add memory manager moves to beta feature blog post 1.22 website#28958
• Stable
  • KEP (k/enhancements) update PR(s): KEP-1769: Graduate Memory Manager to GA #4251
  • Code (k/k) update PR(s):
    • kubelet: memorymanager: metrics: add metrics about static allocation  kubernetes#121778
    • memorymanager: avoid violating NUMA node memory allocation rule kubernetes#123443
    • memorymanager: fix the bug of numa node grouping change kubernetes#113090
    • memorymanager: fix checkpoint file comparison kubernetes#127074
    • node: kubelet: memmgr: Memory Manager to GA kubernetes#128517
  • Docs (k/website) update(s):
    • blog: Memory Manager goes GA website#48578
    • kubelet memory manager GA graduation website#48494