KEP-2372keps/sig-scheduling/2372-node-labels-quota

Resource Quota based on Node Labels

provisionalsig-scheduling1 open finding

KEP on GitHub kep.yaml Ask about this KEP

Allowing Resource Quota to be applied on pods based on their node selector configuration opens up a flexible interface for addressing some immediate and potential future use cases.

Facts

Authors: @bsalamat @vishh
Approvers: none
Reviewers: @derekwaynecarr @davidopp
PRR approvers: none
Tracking issue: #2372(opens GitHub in a new tab) closednot_plannedclosed 2025-12-14 00:59 UTCsig/schedulinglifecycle/rotten
Milestones: none
Participating SIGs: sig-architecture
Feature gates: none
Created / last updated: 2019-10-11 / none

Who decided each state, with the evidence.
Decided	Decision	Deciders	Evidence
2021-01-30 00:17 UTC	status_transition KEP-2372 status set to provisional in PR #2373; merged by automation (k8s-ci-robot) on 2021-01-30.	@ahg-g author @huang-wei lgtm @k8s-ci-robot merger	Commit kubernetes/enhancements@9cd301d7d36f5326e2f89ebf51cf7c790d8fa74e(opens GitHub in a new tab) StatusChange status ∅ → provisional (2021-01-29)(opens GitHub in a new tab) PullRequest kubernetes/enhancements#2373 Move node label quota to new KEP format(opens GitHub in a new tab) Comment kubernetes/enhancements/issues/comments/770115614(opens GitHub in a new tab)

Metadata, label and milestone changes, oldest first.Showing 1–10 of 10Rows

Status history
At	Kind	Field	Change	Actor	Evidence
2021-01-29 21:28 UTC	label	needs-sig added	none → needs-sig	@k8s-ci-robot	source(opens GitHub in a new tab)
2021-01-29 21:28 UTC	label	sig/scheduling added	none → sig/scheduling	@k8s-ci-robot	source

Relationships as stored, Person → KEP, from kep.yaml(opens GitHub in a new tab)
Person	Relationship
@bsalamat GitHub(opens GitHub in a new tab)	—AUTHORED→
@vishh GitHub(opens GitHub in a new tab)	—AUTHORED→
@derekwaynecarr GitHub(opens GitHub in a new tab)	—REVIEWS→
@davidopp

How they connect

Shortest paths in the graph between this KEP and its SIG or one of its people, up to four hops.

Impact of change

Rows returned by the tool
Kep	Depth	Reached	By hop	Open pull requests	Hop	Sigs	People
{ "label": "KEP", "key": "keps/sig-scheduling/2372-node-labels-quota", "title": "Resource Quota based on Node Labels", "url": "https://github.com/kubernetes/enhancements/tree/6ebe0a94771723b3f27cb4a757f0cc22f29e38a2/keps/sig-scheduling/2372-node-labels-quota", "evidence_id": "dv3h6agklhf2", "number": 2372, "owning_sig": "sig-scheduling", "status": "provisional", "creation_date": "2019-10-11", "metadata_invalid": false }	2	3	{ "1": { "sigs": 1, "people": 2 } }	not in graph (merged pull requests only)	none	none	none
none	none	none	none	none	1	[ { "label": "SIG", "key": "sig-scheduling", "title": "Scheduling", "url": "https://github.com/kubernetes/community/tree/440e496d3a172234d81728df1bfe43849b589adf/sig-scheduling", "evidence_id": "maif65vfeb5k", "display_name": "Scheduling", "sig_label": "scheduling", "in_scope": true } ]	[ { "label": "Person", "key": "bsalamat", "title": "bsalamat", "url": "https://github.com/bsalamat", "evidence_id": "l2izawf3czvd", "login": "bsalamat", "is_bot": false }, { "label": "Person", "key": "vishh", "title": "vishh", "url": "https://github.com/vishh", "evidence_id": "jbrquqdw6i6z", "login": "vishh", "is_bot": false } ]

Rows returned by the tool
Kep	Depth	Reached	By hop	Open pull requests	Hop	Sigs	People
{ "label": "KEP", "key": "keps/sig-scheduling/2372-node-labels-quota", "title": "Resource Quota based on Node Labels", "url": "https://github.com/kubernetes/enhancements/tree/6ebe0a94771723b3f27cb4a757f0cc22f29e38a2/keps/sig-scheduling/2372-node-labels-quota", "evidence_id": "dv3h6agklhf2", "number": 2372, "owning_sig": "sig-scheduling", "status": "provisional", "creation_date": "2019-10-11", "metadata_invalid": false }	2	3	{ "1": { "sigs": 1, "people": 2 } }	not in graph (merged pull requests only)	none	none	none
none	none	none	none	none	1	[ { "label": "SIG", "key": "sig-scheduling", "title": "Scheduling", "url": "https://github.com/kubernetes/community/tree/440e496d3a172234d81728df1bfe43849b589adf/sig-scheduling", "evidence_id": "maif65vfeb5k", "display_name": "Scheduling", "sig_label": "scheduling", "in_scope": true } ]	[ { "label": "Person", "key": "bsalamat", "title": "bsalamat", "url": "https://github.com/bsalamat", "evidence_id": "l2izawf3czvd", "login": "bsalamat", "is_bot": false }, { "label": "Person", "key": "vishh", "title": "vishh", "url": "https://github.com/vishh", "evidence_id": "jbrquqdw6i6z", "login": "vishh", "is_bot": false } ]

Kep

Depth

Reached

By hop

Open pull requests

Hop

Sigs

People

{
  "label": "KEP",
  "key": "keps/sig-scheduling/2372-node-labels-quota",
  "title": "Resource Quota based on Node Labels",
  "url": "https://github.com/kubernetes/enhancements/tree/6ebe0a94771723b3f27cb4a757f0cc22f29e38a2/keps/sig-scheduling/2372-node-labels-quota",
  "evidence_id": "dv3h6agklhf2",
  "number": 2372,
  "owning_sig": "sig-scheduling",
  "status": "provisional",
  "creation_date": "2019-10-11",
  "metadata_invalid": false
}

{
  "1": {
    "sigs": 1,
    "people": 2
  }
}

not in graph (merged pull requests only)

[
  {
    "label": "SIG",
    "key": "sig-scheduling",
    "title": "Scheduling",
    "url": "https://github.com/kubernetes/community/tree/440e496d3a172234d81728df1bfe43849b589adf/sig-scheduling",
    "evidence_id": "maif65vfeb5k",
    "display_name": "Scheduling",
    "sig_label": "scheduling",
    "in_scope": true
  }
]

[
  {
    "label": "Person",
    "key": "bsalamat",
    "title": "bsalamat",
    "url": "https://github.com/bsalamat",
    "evidence_id": "l2izawf3czvd",
    "login": "bsalamat",
    "is_bot": false
  },
  {
    "label": "Person",
    "key": "vishh",
    "title": "vishh",
    "url": "https://github.com/vishh",
    "evidence_id": "jbrquqdw6i6z",
    "login": "vishh",
    "is_bot": false
  }
]

MATCH (k:KEP {key: $key}) RETURN k LIMIT 1 ; MATCH (k:KEP {key: $key}) MATCH path = (k)-[:REPLACES|SUPERSEDED_BY|SEE_ALSO|GATED_BY*1..2]-(n) WHERE n <> k AND (n:KEP OR n:FeatureGate) AND all(x IN nodes(path)[1..-1] WHERE x <> k AND (x:KEP OR (x:FeatureGate AND NOT x.key IN $placeholders))) WITH n, path ORDER BY length(path), [x IN nodes(path) | x.key] WITH n, collect(path)[0] AS path RETURN n AS node, length(path) AS hop, path ORDER BY hop, n.key LIMIT 150 ; UNWIND $keys AS kk MATCH (k:KEP {key: kk}) RETURN k.key AS kep, [(k)-[r_0:OWNED_BY]->(s_0:SIG) WHERE coalesce(r_0.valid_to, $open) = $open | s_0] AS sigs, [(p_1:Person)-[r_1:AUTHORED]->(k) WHERE coalesce(r_1.valid_to, $open) = $open AND coalesce(p_1.is_bot, false) = false | p_1] AS authors, [(p_2:Person)-[r_2:APPROVES]->(k) WHERE coalesce(r_2.valid_to, $open) = $open AND coalesce(p_2.is_bot, false) = false | p_2] AS approvers, [(k)-[r_3:TRACKED_BY]->(i_3:Issue) WHERE coalesce(r_3.valid_to, $open) = $open AND i_3.state = 'open' | i_3] AS open_issues LIMIT 200

Resource Quota based on Node Labels

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How they connect

Impact of change

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