Why Kubedns fails to launch with Kubernetes 1.2 in Red Hat Enterprise Linux 7.2 ?
Issue
- Why Kubedns fails to launch with Kubernetes 1.2 in Red Hat Enterprise Linux 7.2 ?
Snips from few commands
# kubectl get pods --all-namespaces
kube-system kube-dns-v18-04e4o 2/3 CrashLoopBackOff 6 11m
# kubectl describe pods kube-dns-v18-04e4o --namespace=kube-system
7s 7s 2 {kubelet } spec.containers{kubedns} Warning Unhealthy Readiness probe failed: Get http://192.168.0.1:8081/readiness: dial tcp 192.168.0.1:8081: connection refused
#kubectl logs kube-dns-v18-04e4o --namespace=kube-system -c kubedns
E0729 20:50:02.102685 1 reflector.go:216] pkg/dns/dns.go:155: Failed to list *api.Service: serializer for text/html; charset=utf-8 doesn't exist
E0729 20:50:02.189416 1 reflector.go:216] pkg/dns/dns.go:154: Failed to list *api.Endpoints: serializer for text/html; charset=utf-8 doesn't exist
Environment
- Red Hat Enterprise Linux 7.2
- kubernetes 1.0.3-0.2
- Kube/skydns replication controller taken from here. This replication manifest file can change. At this time of writing, arguments for kube-dns/skydns were
args:
# command = "/kube-dns"
- --domain=kube.local.
- --dns-port=10053
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