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openstacker/kubedns not stable

Created March 5, 2018 12:26
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kubedns not stable
[fedora@k8scluster-sc7jximdohmh-master-0 kubernetes]$ kubectl get pods --all-namespaces -o wide
NAMESPACE NAME READY STATUS RESTARTS AGE IP NODE
default alpine-1-75b69bb5cc-8k9qs 1/1 Running 0 1h 192.168.160.139 k8scluster-sc7jximdohmh-minion-0
default alpine-2-8699dd9657-ffc7x 1/1 Running 0 1h 192.168.160.138 k8scluster-sc7jximdohmh-minion-0
default alpine-3-7d56d867df-vcj2v 1/1 Running 0 1h 192.168.160.137 k8scluster-sc7jximdohmh-minion-0
default alpine-4-5f97677c-4nh4q 1/1 Running 0 1h 192.168.160.136 k8scluster-sc7jximdohmh-minion-0
default alpine-56cb6f6969-2bssh 1/1 Running 0 8h 192.168.160.131 k8scluster-sc7jximdohmh-minion-0
kube-system calico-kube-controllers-7c5c6f69c7-hx77z 1/1 Running 0 11h 10.0.0.4 k8scluster-sc7jximdohmh-minion-0
kube-system calico-node-dktcd 2/2 Running 0 1h 10.0.0.11 k8scluster-sc7jximdohmh-master-0
kube-system calico-node-n85r6 2/2 Running 0 10h 10.0.0.4 k8scluster-sc7jximdohmh-minion-0
kube-system coredns-5864cfd79d-f2wjr 1/1 Running 40 11h 192.168.160.130 k8scluster-sc7jximdohmh-minion-0
kube-system heapster-68b976dd7-kfslh 1/1 Running 0 11h 192.168.160.129 k8scluster-sc7jximdohmh-minion-0
kube-system kubernetes-dashboard-846b8b6844-mchtk 0/1 CrashLoopBackOff 60 11h 192.168.160.128 k8scluster-sc7jximdohmh-minion-0
[fedora@k8scluster-sc7jximdohmh-master-0 kubernetes]$ kubectl exec alpine-1-75b69bb5cc-8k9qs nslookup kubernetes
nslookup: can't resolve '(null)': Name does not resolve
nslookup: can't resolve 'kubernetes': Try again
command terminated with exit code 1
[fedora@k8scluster-sc7jximdohmh-master-0 kubernetes]$ kubectl exec alpine-1-75b69bb5cc-8k9qs nslookup kubernetes
Name: kubernetes
Address 1: 10.254.0.1 kubernetes.default.svc.cluster.local
nslookup: can't resolve '(null)': Name does not resolve
[fedora@k8scluster-sc7jximdohmh-master-0 kubernetes]$ kubectl exec alpine-1-75b69bb5cc-8k9qs nslookup kubernetes
Name: kubernetes
Address 1: 10.254.0.1 kubernetes.default.svc.cluster.local
nslookup: can't resolve '(null)': Name does not resolve
[fedora@k8scluster-sc7jximdohmh-master-0 kubernetes]$ kubectl get pods --all-namespaces -o wide
NAMESPACE NAME READY STATUS RESTARTS AGE IP NODE
default alpine-1-75b69bb5cc-8k9qs 1/1 Running 0 1h 192.168.160.139 k8scluster-sc7jximdohmh-minion-0
default alpine-2-8699dd9657-ffc7x 1/1 Running 0 1h 192.168.160.138 k8scluster-sc7jximdohmh-minion-0
default alpine-3-7d56d867df-vcj2v 1/1 Running 0 1h 192.168.160.137 k8scluster-sc7jximdohmh-minion-0
default alpine-4-5f97677c-4nh4q 1/1 Running 0 1h 192.168.160.136 k8scluster-sc7jximdohmh-minion-0
default alpine-56cb6f6969-2bssh 1/1 Running 0 8h 192.168.160.131 k8scluster-sc7jximdohmh-minion-0
kube-system calico-kube-controllers-7c5c6f69c7-hx77z 1/1 Running 0 11h 10.0.0.4 k8scluster-sc7jximdohmh-minion-0
kube-system calico-node-dktcd 2/2 Running 0 1h 10.0.0.11 k8scluster-sc7jximdohmh-master-0
kube-system calico-node-n85r6 2/2 Running 0 10h 10.0.0.4 k8scluster-sc7jximdohmh-minion-0
kube-system coredns-5864cfd79d-f2wjr 1/1 Running 40 11h 192.168.160.130 k8scluster-sc7jximdohmh-minion-0
kube-system heapster-68b976dd7-kfslh 1/1 Running 0 11h 192.168.160.129 k8scluster-sc7jximdohmh-minion-0
kube-system kubernetes-dashboard-846b8b6844-mchtk 0/1 CrashLoopBackOff 60 11h 192.168.160.128 k8scluster-sc7jximdohmh-minion-0
[fedora@k8scluster-sc7jximdohmh-master-0 kubernetes]$
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