When I run the deployment for Kubedns it launches successfully however, at exactly after 8 minutes of uptime, it is deleted. When it is running it works fine in resolving dns requests. Has anyone else experienced this? I'm starting to see this with other random deployments.
Kubernetes version Client Version: version.Info{Major:"1", Minor:"5", GitVersion:"v1.5.4", GitCommit:"7243c69eb523aa4377bce883e7c0dd76b84709a1", GitTreeState:"clean", BuildDate:"2017-03-07T23:53:09Z", GoVersion:"go1.7.4", Compiler:"gc", Platform:"linux/amd64"} Server Version: version.Info{Major:"1", Minor:"5", GitVersion:"v1.5.4", GitCommit:"7243c69eb523aa4377bce883e7c0dd76b84709a1", GitTreeState:"clean", BuildDate:"2017-03-07T23:34:32Z", GoVersion:"go1.7.4", Compiler:"gc", Platform:"linux/amd64"}
Environment: Centos 7
Kernel Linux at4d-lvk8s01 3.10.0-514.16.1.el7.x86_64 #1 SMP Wed Apr 12 15:04:24 UTC 2017 x86_64 x86_64 x86_64 GNU/Linux
Log Messages
After deploying Kubedns:
Apr 20 13:09:33 acme-lvk8s01 kube-controller-manager[912]: I0420 13:09:33.571733 912 event.go:217] Event(api.ObjectReference{Kind:"Deployment", Namespace:"kube-system", Name:"kube-dns", UID:"98ad2b69-25ca-11e7-afbe-90b8d0f6559c", APIVersion:"extensions", ResourceVersion:"262626", FieldPath:""}): type: 'Normal' reason: 'ScalingReplicaSet' Scaled up replica set kube-dns-3777016094 to 1 Apr 20 13:09:33 acme-lvk8s01 kube-controller-manager[912]: I0420 13:09:33.576730 912 replica_set.go:479] Too few "kube-system"/"kube-dns-3777016094" replicas, need 1, creating 1 Apr 20 13:09:33 acme-lvk8s01 kube-controller-manager[912]: I0420 13:09:33.625987 912 deployment_controller.go:298] Error syncing deployment kube-system/kube-dns: Operation cannot be fulfilled on deployments.extensions "kube-dns": the object has been modified; please apply your changes to the latest version and try again Apr 20 13:09:33 acme-lvk8s01 kube-controller-manager[912]: I0420 13:09:33.656784 912 event.go:217] Event(api.ObjectReference{Kind:"ReplicaSet", Namespace:"kube-system", Name:"kube-dns-3777016094", UID:"98b57f0f-25ca-11e7-afbe-90b8d0f6559c", APIVersion:"extensions", ResourceVersion:"262627", FieldPath:""}): type: 'Normal' reason: 'SuccessfulCreate' Created pod: kube-dns-3777016094-9jt36 Apr 20 13:09:33 acme-lvk8s01 kube-controller-manager[912]: I0420 13:09:33.702938 912 deployment_controller.go:298] Error syncing deployment kube-system/kube-dns: Operation cannot be fulfilled on deployments.extensions "kube-dns": the object has been modified; please apply your changes to the latest version and try again Apr 20 13:10:03 acme-lvk8s01 kube-controller-manager[912]: W0420 13:10:03.960803 912 reflector.go:319] pkg/controller/garbagecollector/garbagecollector.go:768: watch of ended with: 401: The event in requested index is outdated and cleared (the requested history has been cleared [261724/260681]) [262723]
Immediately before Kubedns is deleted:
Apr 20 13:17:49 acme-lvk8s01 kube-controller-manager[912]: I0420 13:17:49.528874 912 replica_set.go:512] Too many "kube-system"/"kube-dns-3777016094" replicas, need 0, deleting 1 Apr 20 13:17:49 acme-lvk8s01 kube-controller-manager[912]: I0420 13:17:49.528973 912 controller_utils.go:523] Controller kube-dns-3777016094 deleting pod kube-system/kube-dns-3777016094-9jt36 Apr 20 13:17:49 acme-lvk8s01 kube-controller-manager[912]: I0420 13:17:49.532985 912 event.go:217] Event(api.ObjectReference{Kind:"Deployment", Namespace:"kube-system", Name:"kube-dns", UID:"98ad2b69-25ca-11e7-afbe-90b8d0f6559c", APIVersion:"extensions", ResourceVersion:"263765", FieldPath:""}): type: 'Normal' reason: 'ScalingReplicaSet' Scaled down replica set kube-dns-3777016094 to 0 Apr 20 13:17:49 acme-lvk8s01 kube-controller-manager[912]: I0420 13:17:49.600483 912 deployment_controller.go:298] Error syncing deployment kube-system/kube-dns: Operation cannot be fulfilled on deployments.extensions "kube-dns": the object has been modified; please apply your changes to the latest version and try again Apr 20 13:17:49 acme-lvk8s01 kube-controller-manager[912]: I0420 13:17:49.623854 912 event.go:217] Event(api.ObjectReference{Kind:"ReplicaSet", Namespace:"kube-system", Name:"kube-dns-3777016094", UID:"98b57f0f-25ca-11e7-afbe-90b8d0f6559c", APIVersion:"extensions", ResourceVersion:"263766", FieldPath:""}): type: 'Normal' reason: 'SuccessfulDelete' Deleted pod: kube-dns-3777016094-9jt36 Apr 20 13:17:52 acme-lvk8s01 kube-controller-manager[912]: I0420 13:17:52.642886 912 garbagecollector.go:761] none of object [v1/Pod, namespace: kube-system, name: kube-dns-3777016094-9jt36, uid: 98d5d128-25ca-11e7-afbe-90b8d0f6559c]'s owners exist any more, will garbage collect it Apr 20 13:17:52 acme-lvk8s01 kube-controller-manager[912]: I0420 13:17:52.665171 912 deployment_controller.go:322] Deployment has been deleted kube-system/kube-dns Apr 20 13:18:04 acme-lvk8s01 kube-controller-manager[912]: W0420 13:18:04.972362 912 reflector.go:319] pkg/controller/garbagecollector/garbagecollector.go:768: watch of ended with: 401: The event in requested index is outdated and cleared (the requested history has been cleared [262818/262725]) [263817]
