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Type: Feature
Resolution: Done
Priority: Critical
Fix Version/s: openshift-4.20
Affects Version/s: None
Component/s: Core, Node
Labels:

Activity Type:
Product / Portfolio Work
Parent Link:
OCPSTRAT-1629GA Swap in openshift for CNV
Hierarchy Progress Bar:

20% To Do, 0% In Progress, 80% Done
Blocked:
False
Blocked Reason:
None
Ready:
False
Size:
None

Target Version:

openshift-4.20
Release Blocker:
None

SFDC Cases Counter:
SFDC Cases Open:
SFDC Cases Links:

PX Review Complete:
PX Priority Data:
None
PX Impact Score:
PX Technical Impact:
None
PX Impact Range:
None
PX Scheduling Request:
None
PX Technical Impact Notes:
None

Release Note Text:
Undefined

What problem it solves .

As a administrator i want my pods that are running stateful application to not OOM kill when there is a spike in memory usage

Swap can provide a memory cushion for pods to have more memory then limit so that pods can safely handle memory spike in workload

account is impacted by

OCPNODE-2248 TMPFS mounts for secrets/volumes should never be swapped out

Closed

blocks

VIRTSTRAT-79 Increase workload density by adding memory oversubscription

In Progress

VIRTSTRAT-207 GA: Workload level Memory-Overcommit

Closed

is blocked by

OCPSTRAT-1592 Support for Configuring Additional Disks During OpenShift Installation - Phase I

Closed

is documented by

CNV-70037 Docs for OCPSTRAT-138 Swap support in openshift

New

Assignee:: Gaurav Singh

Reporter:: Gaurav Singh

Need Info From:: None

Contributors:: Fabian Deutsch, Joel Speed, Ju Lim, Marcos Entenza Garcia, Mark Russell, Mike Worthington, Patrick Dillon, Ramon Acedo, Richard Vanderpool, Subin M

Architect:: Mrunal Patel

QA Contact:: Aruna Naik

Doc Contact:: Catherine Tomasko

Product Operations Engineering Contact:: Derrick Ornelas

Votes:: 0 Vote for this issue

Watchers:: 23 Start watching this issue

Created:: 2021/07/29 4:11 PM

Updated:: 2025/10/02 6:52 PM

Resolved:: 2025/07/22 7:25 PM

Target end:: 2025/08/19