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fix: raise manager memory limit to 4Gi (OOM at 2Gi) #139

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Merged
1995parham merged 1 commit into from
Jun 20, 2026
Merged

fix: raise manager memory limit to 4Gi (OOM at 2Gi) #139

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10 changes: 6 additions & 4 deletions config/manager/manager.yaml
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Original file line number Diff line number Diff line change
Expand Up @@ -50,10 +50,12 @@ spec:
resources:
limits:
cpu: 500m
# 512Mi was too small for the cold-start informer cache spike on
# large clusters (cluster-wide Secret/ConfigMap/Namespace caches),
# causing OOMKilled crash-loops on a fresh pod. Bumped for headroom.
memory: 2Gi
# The controllers cache cluster-wide Secrets/ConfigMaps; on a
# cluster with ~33k secrets the cold-start LIST spike exceeded
# 512Mi (and 2Gi), OOMKilling a fresh pod. 4Gi covers the spike.
# TODO: scope the cache (cache.Options.ByObject -> user-argocd)
# so this no longer scales with total cluster secret count.
memory: 4Gi
requests:
cpu: 100m
memory: 512Mi
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