Merge pull request #68127 from serathius/metrics-server-30s

Automatic merge from submit-queue (batch tested with PRs 68127, 68143). If you want to cherry-pick this change to another branch, please follow the instructions here: https://github.com/kubernetes/community/blob/master/contributors/devel/cherry-picks.md. Increase metrics-server scrape frequency to 30s With new release of metrics-server and it's performance improvement, we will reduce metrics pipeline latency from 60s to 30s. This is part of sig-autoscaling effort to improve HPA https://github.com/kubernetes/kubernetes/pull/68021 ```release-note Increase scrape frequency of metrics-server to 30s ``` /cc @kawych @mwielgus @DirectXMan12 @dashpole

Merge pull request #68127 from serathius/metrics-server-30s
6701e24c · Kubernetes Submit Queue · GitHub · 058b26f3 · abe3554d · 6701e24c
Unverified Commit 6701e24c authored Sep 03, 2018 by Kubernetes Submit Queue Committed by GitHub Sep 03, 2018
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metrics-server-deployment.yaml cluster/addons/metrics-server/metrics-server-deployment.yaml +1 -0

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--- a/cluster/addons/metrics-server/metrics-server-deployment.yaml
+++ b/cluster/addons/metrics-server/metrics-server-deployment.yaml
@@ -52,6 +52,7 @@ spec:
        image: k8s.gcr.io/metrics-server-amd64:v0.3.0
        command:
        - /metrics-server
+        - --metric-resolution=30s
        # These are needed for GKE, which doesn't support secure communication yet.
        # Remove these lines for non-GKE clusters, and when GKE supports token-based auth.
        - --kubelet-port=10255