From f469358a5f3926dcca84d411223f3a3fe26ca2f0 Mon Sep 17 00:00:00 2001 From: Maciej Borsz Date: Mon, 13 Sep 2021 16:26:00 +0200 Subject: [PATCH] Increase QPS in gc controller. --- cmd/kube-controller-manager/app/core.go | 3 +++ 1 file changed, 3 insertions(+) diff --git a/cmd/kube-controller-manager/app/core.go b/cmd/kube-controller-manager/app/core.go index 8b1b7a15866..48335ad8ddf 100644 --- a/cmd/kube-controller-manager/app/core.go +++ b/cmd/kube-controller-manager/app/core.go @@ -538,6 +538,9 @@ func startGarbageCollectorController(ctx ControllerContext) (controller.Interfac discoveryClient := ctx.ClientBuilder.DiscoveryClientOrDie("generic-garbage-collector") config := ctx.ClientBuilder.ConfigOrDie("generic-garbage-collector") + // Increase garbage collector controller's throughput: each object deletion takes two API calls, + // so to get |config.QPS| deletion rate we need to allow 2x more requests for this controller. + config.QPS *= 2 metadataClient, err := metadata.NewForConfig(config) if err != nil { return nil, true, err