Hi Team, i am getting this error while restarting all nodes The connection to th . . .

Kubernetes-Slack Discussions
#1

Mahesh:
Hi Team, i am getting this error while restarting all nodes The connection to the server 10.3.0.5:6443 was refused - did you specify the right host or port? any idea? need help

#2

ameya agashe:
What operation you performed for this error?

#3

ameya agashe:
You have lost connection to your cluster

#4

Mahesh:
Hi @ameya agashe i am doing kubeadm cluster creation on azure vms and it is succesful, but when i restart vms and do kubectl get nodes i am getting error

#5

ameya agashe:
Come on zoom

#6

miqdad patwa:
Same thing happened to me too…when i restored it says connection lost…not sure what i am doing wrong…

#7

ameya agashe:
Same issue I’m facing too

#8

unnivkn:
Hi @Mahesh please check : 1) all your kube-system pods are up & running. 2) pls check you are getting this error from master or worker node, if it is from worker, pls try from master node. 3) make sure you performed below steps during installation, else do it once again.

#9

unnivkn:

  mkdir -p $HOME/.kube
  sudo cp -i /etc/kubernetes/admin.conf $HOME/.kube/config
  sudo chown $(id -u):$(id -g) $HOME/.kube/config
#10

Mahesh:
Hi @unnivkn, kube-system pods are not running that means when i do kubectl i am getting conenction refused error like i mentioned and error is from MASTER, I created again config file but not able to achieve

#11

ameya agashe:
Come on Zoom, I help you.

#12

ameya agashe:
@Mahesh

#13

Mahesh:
we are bootstraping kubeadm cluster on AZURE VMs by following the kodcloud documentation, cluster is getting up successfully but issue is whenver i stop and start the azure vms if i do kubectl then we are facing issue with connection refused unlike on-premises kubeadm cluster

#14

Mahesh:
Hi @ameya agashe i was in ofc there is restriction in connecting and that to from ofc network i am not able to connect to azure vms i am using mobile data is there any documentation you can help me with so it would be great

#15

ameya agashe:
@Mahesh It should not happen. Something is going wrong. I use GKE VM’s but file persist.

#16

Mahesh:
what you said is right but for first time cluster is up and running but if i do restart the azure vms then i have issue like connection refused

#17

Mahesh:
like this
image.png

#18

ameya agashe:
Check varlog messages

#19

ameya agashe:
audit log

#20

ameya agashe:
dmeg