About installation，network plugin，flannel

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1

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Cluster information:

Kubernetes version:1.26.1
Cloud being used: (put bare-metal if not on a public cloud) study
Installation method:kubeadm
Host OS: Centos7
CNI and version:
CRI and version:

flannel is Running
but coredns pod always Pending
kubelet log

微信图片_20230309183459
微信图片_20230309183459931×524 227 KB

“Container runtime network not ready” networkReady=“NetworkReady=false reason:NetworkPluginNotReady message:Network plugin returns error: cni plugin not initialized”

and
I tried this

kubectl delete -f https://github.com/flannel-io/flannel/releases/latest/download/kube-flannel.yml
sudo ip link del cni0
sudo ip link del flannel.1
sudo rm /etc/cni/net.d/10-flannel.conflist
kubectl apply -f https://github.com/flannel-io/flannel/releases/latest/download/kube-flannel.yml

but it dosn’t work

2
  • Did you do the stuff mentioned here?
  • Do the logs for flannel show any signs of problems?
  • Have you tried other CNI’s? I have used calico in the past.
3

no，the logs for flannel show nothing of problem, no only flannel
and i reboot the centos,it’s worked :joy: