Pods writing files larger than memory limit to PVCs tend to OOM frequently running on MicroShift
Issue
Pods writing files larger than memory limit to PVCs tend to OOM frequently.
# oc get pods
NAME READY STATUS RESTARTS AGE
sandbox-747f956d7f-w69sq 0/1 OOMKilled 1 (30s ago) 81s
Environment
-
Red Hat build of MicroShift:
- 4.16
-
Red Hat Device Edge:
- 4
-
Red Hat Enterprise Linux:
- 9.4
-
Kernel version
- Older than 5.14.0-427.26.1.el9_4
- Kernel versions from 5.14.0-427.26.1.el9_4 have this issue fixed and no action is required.
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