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Flannel can't start POD
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| Flannel not start | |
| edit /etc/kubernetes/manifests/kube-controller-manager.yaml | |
| at command ,add | |
| --allocate-node-cidrs=true | |
| --cluster-cidr=10.244.0.0/16 | |
| then,reload kubelet from flannel | |
| https://github.com/coredns/deployment/issues/87 | |
| https://github.com/flannel-io/flannel/issues/728 | |
| docker rmi -f $(docker images -a -q) | |
| kubectl drain <node name> | |
| kubectl uncordon <node name | |
| apt-cache policy kubelet | |
| apt-get install -qy kubeadm=1.17.0-00 | |
| apt-get install -qy kubelet=1.17.0-00 --allow-downgrades | |
| apt-get install -qy docker-ce=5:18.09.9~3-0~ubuntu-xenial | |
| kubectl apply -f https://raw.githubusercontent.com/coreos/flannel/master/Documentation/kube-flannel.yml | |
| Master node schedule | |
| https://gist.github.com/rkaramandi/44c7cea91501e735ea99e356e9ae7883 | |
| kubectl taint nodes --all node-role.kubernetes.io/master- |
If you try many way but still not work recommend move on to docker instead contained
https://computingforgeeks.com/deploy-kubernetes-cluster-on-ubuntu-with-kubeadm/
https://computingforgeeks.com/install-mirantis-cri-dockerd-as-docker-engine-shim-for-kubernetes/
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Unsure if this helps, but I had the same and realised I was using the old setup guide, copying /etc/kubernetes/admin.conf into ~/.kube/admin.conf and setting $KUBECONFIG=$HOME/.kube/admin.conf. I cleared the environment variable and kubectl defaults back to using ~/.kube/config.