DRA: Prioritized Alternatives in Device Requests

[klueska]

Enhancement Description

• One-line enhancement description (can be used as a release note):
  Add support for a "one-of" prioritized list of selection criteria to satisfy a device request in a resource claim.

• Kubernetes Enhancement Proposal:

  • https://github.com/kubernetes/enhancements/blob/master/keps/sig-scheduling/4816-dra-prioritized-list/README.md

• Discussion Link:

  • https://github.com/kubernetes-sigs/wg-device-management/blob/0ec4f1ca783e550933de01533b7fb7b7ab14defb/dra-evolution/pkg/api/claim_types.go#L201-L208

• Primary contact (assignee):
  @klueska, @pohly, @johnbelamaric, @thockin

• Responsible SIGs:
  /sig scheduling
  /sig node

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

  • Alpha release target: 1.33
  • Beta release target: 1.34
  • Stable release target: 1.35

• Alpha

  • KEP (k/enhancements) update PR(s):
    • KEP-4816: DRA Prioritized Alternatives in Device Requests #4871
    • KEP-4816 DRA Prioritized List design update #5065
  • Code (k/k) update PR(s):
    • Prioritized Alternatives in Device Requests kubernetes#128586
  • Docs (k/website) update PR(s):
    • Document DRA prioritized list(s) website#49869

• Beta (1.34/1.35)

  • KEP (k/enhancements) update PR(s):
    • KEP-4816 update for beta in 1.34 #5261
  • Code (k/k) update PR(s):
    • DRA: Fix incorrect behavior for AllocationMode: All in ResourceClaim when used in subrequests kubernetes#131660
    • DRA: Fix failure to allocate large number of devices kubernetes#131662
    • [KEP-4816] DRAPrioritizedList to Beta kubernetes#132767
    • DRA: Add scoring for Prioritized List feature kubernetes#134711
  • Docs (k/website) update(s):
    • [KEP-4816] DRA Prioritized Alternatives to beta documentation website#51482

[kannon92]

/sig node
/wg device-management

[k8s-ci-robot]

@kannon92: The label(s) wg/device-management cannot be applied, because the repository doesn't have them.

In response to this:

/sig node
/wg device-management

Instructions for interacting with me using PR comments are available here. If you have questions or suggestions related to my behavior, please file an issue against the kubernetes-sigs/prow repository.

[haircommander]

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

[johnbelamaric]

/retitle DRA: Prioritized List of Devices

just slightly shorter

[pohly]

It's not listing "devices"? How about "DRA: alternatives in device requests"?