# Kube-scheduler restarting

**URL:** <https://discuss.kubernetes.io/t/kube-scheduler-restarting/12709>\
**Category:** General Discussions\
**Tags:** kubernetes-custom-resources\
**Created:** [September 3, 2020, 8:50am UTC](https://discuss.kubernetes.io/t/kube-scheduler-restarting/12709 "2020-09-03T08:50:01Z")\
**Posts on this page:** 1\
**Page:** 1

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**Author:** ![GauravAsthana1](https://avatars.discourse-cdn.com/v4/letter/g/f07891/32.png) [@GauravAsthana1](https://discuss.kubernetes.io/u/GauravAsthana1)\
**Post date:** [September 3, 2020, 8:50am UTC](https://discuss.kubernetes.io/t/kube-scheduler-restarting/12709/1 "2020-09-03T08:50:01Z")

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Kube-scheular is getting restarted contineously with following error.

kube-scheduler-sk8XXX01 1/1 Running 2 86d  
kube-scheduler-sk8sXXX02 1/1 Running 241 2d12h  
kube-scheduler-sk8sXXX03 1/1 Running 236 457d

LOG:-

I0825 17:18:57.662001 1 serving.go:318] Generated self-signed cert in-memory  
W0825 17:18:58.548197 1 authentication.go:373] failed to read in-cluster kubeconfig for delegated authentication: failed to read token file “/var/run/secrets/kubernetes.io/serviceaccount/token”: open /var/run/secrets/kubernetes.io/serviceaccount/token: no such file or directory  
W0825 17:18:58.548222 1 authentication.go:235] No authentication-kubeconfig provided in order to lookup client-ca-file in configmap/extension-apiserver-authentication in kube-system, so client certificate authentication won’t work.  
W0825 17:18:58.548232 1 authentication.go:238] No authentication-kubeconfig provided in order to lookup requestheader-client-ca-file in configmap/extension-apiserver-authentication in kube-system, so request-header client certificate authentication won’t work.  
W0825 17:18:58.548252 1 authorization.go:177] failed to read in-cluster kubeconfig for delegated authorization: failed to read token file “/var/run/secrets/kubernetes.io/serviceaccount/token”: open /var/run/secrets/kubernetes.io/serviceaccount/token: no such file or directory  
W0825 17:18:58.548267 1 authorization.go:146] No authorization-kubeconfig provided, so SubjectAccessReview of authorization tokens won’t work.  
I0825 17:18:58.552026 1 server.go:150] Version: v1.13.0  
I0825 17:18:58.552075 1 defaults.go:210] TaintNodesByCondition is enabled, PodToleratesNodeTaints predicate is mandatory  
W0825 17:18:58.553012 1 authorization.go:47] Authorization is disabled  
W0825 17:18:58.553029 1 authentication.go:55] Authentication is disabled  
I0825 17:18:58.553041 1 deprecated\_insecure\_serving.go:49] Serving healthz insecurely on 127.0.0.1:10251  
I0825 17:18:58.553460 1 secure\_serving.go:116] Serving securely on [::]:10259  
I0825 17:18:59.454783 1 controller\_utils.go:1027] Waiting for caches to sync for scheduler controller  
I0825 17:18:59.558509 1 controller\_utils.go:1034] Caches are synced for scheduler controller  
I0825 17:18:59.558604 1 leaderelection.go:205] attempting to acquire leader lease kube-system/kube-scheduler…

### Cluster information:

Kubernetes version: 1.18  
Cloud being used: (put bare-metal if not on a public cloud)  
Installation method:  
Host OS: Redhat  
CNI and version:  
CRI and version:

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