Kubectl Commands Throwing Error: Metrics Server Currently Unable to Handle Requests

Problem

While executing the Kubectl commands, seeing errors related to metrics-server unable to handle requests as shown below:

Kubectl commands

$ kubectl get pods -A | grep metrics-server                                                                                                                      
E1117 13:54:58.971445   28669 memcache.go:287] couldn't get resource list for metrics.k8s.io/v1beta1: the server is currently unable to handle the request
E1117 13:54:59.945282   28669 memcache.go:121] couldn't get resource list for metrics.k8s.io/v1beta1: the server is currently unable to handle the request
E1117 13:55:00.801531   28669 memcache.go:121] couldn't get resource list for metrics.k8s.io/v1beta1: the server is currently unable to handle the request
E1117 13:55:01.232673   28669 memcache.go:121] couldn't get resource list for metrics.k8s.io/v1beta1: the server is currently unable to handle the request
kube-system            metrics-server-v0.5.0-585cd678d7-5kmkn                                            2/2     Running                 0                112m

Environment

• Platform9 Managed Kubernetes - v5.6.8.

Answer

• This is a known issue and is fixed in Platform9 Manager Kubernetes v5.9.2 Release.