Enhancement Description

• One-line enhancement description (can be used as a release note): Moving cgroup v1 support into maintenance mode
• Kubernetes Enhancement Proposal: https://github.com/kubernetes/enhancements/blob/master/keps/sig-node/4569-cgroup-v1-maintenance-mode/README.md
• Discussion Link:
• Primary contact (assignee): @harche
• Responsible SIGs: sig-node
• Enhancement target (which target equals to which milestone):
  • Alpha release target (x.y):
  • Beta release target (x.y):
  • Stable release target (x.y): 1.31
• Stable
  • KEP (k/enhancements) update PR(s): Move cgroup v1 support into maintenance mode #4572
  • Code (k/k) update PR(s):
    • KEP-4569: Separate cgroup v1 and v2 manager implementations kubernetes#125496
    • [KEP-4569] Add a warning log, an event for cgroup v1 usage and a metric for cgroup version kubernetes#125328
    • KEP-4569: Kubelet option to disable cgroup v1 support kubernetes#126031
  • Docs (k/website) update PR(s):
    • Blog post about cgroup v1 support moving to maintenance mode / KEP-4569 website#47069

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