training-operator: Cache Architecture¶

Controller-runtime cache configuration controls which Kubernetes resources are cached in-memory. Misconfigured caches (cluster-wide watches on high-cardinality types without filters) are a primary cause of operator OOM kills.

Cache Architecture¶

Manager Configuration¶

Property	Value
Manager file	`cmd/training-operator.v1/main.go`
Cache scope	cluster-wide
DefaultTransform	yes
GOMEMLIMIT	460MiB
Memory limit	512Mi

Filtered Types¶

Type	Filter Kind	Filter
corev1.ConfigMap	label	label selector
corev1.Pod	label	label selector
corev1.Secret	label	label selector
corev1.Service	label	label selector
corev1.ServiceAccount	label	label selector
rbacv1.Role	label	label selector
rbacv1.RoleBinding	label	label selector