diff --git a/content/en/docs/installation/scaling.md b/content/en/docs/installation/scaling.md index a68d9b55a..219233e38 100644 --- a/content/en/docs/installation/scaling.md +++ b/content/en/docs/installation/scaling.md @@ -81,3 +81,10 @@ API requests, operations, and activities which match corresponding Kyverno rules | DELETE | ConfigMap | | 1 | These figures were captured using K3d v5.4.9 on Kubernetes v1.26.2 and Kyverno 1.10.0-alpha.2 with a 3-replica admission controller. When testing against KinD, there may be one less DELETE AdmissionReview for Pod-related operations. + +### Kubernetes api-server and etcd resource footprint + +In clusters with many Kyverno policy resources, the resource footprint of some core Kubernetes components may be affected, in particular the kube-apiserver and etcd. + +For example, if you create several thousand Kyverno policy resources, double check that the kube-apiserver pods have head room to increase its memory allocations, otherwise +the cluster may crash entirely.