We have migrated kubernetes VMs from AWS to Azure,and after the migration we are seeing calico and coredns pods are in unknow state. Could someone please post your suggestions.
[root@master01 net.d]# kubectl get pods -n kube-system -o wide
NAME READY STATUS RESTARTS AGE IP NODE NOMINATED NODE READINESS GATES
calico-kube-controllers-564985c589-m6ttv 0/1 Unknown 12 17d <none> master01.example.com <none> <none>
calico-node-lzcl8 0/1 Unknown 12 17d 10.5.0.5 master01.example.com <none> <none>
calico-node-x5284 0/1 Unknown 8 17d 10.5.0.4 worker01.example.com <none> <none>
coredns-55cb58b774-knfbm 0/1 Unknown 12 17d <none> master01.example.com <none> <none>
coredns-55cb58b774-lj5mm 0/1 Unknown 12 17d <none> master01.example.com <none> <none>
etcd-master01.example.com 1/1 Running 2 (63m ago) 23h 10.5.0.5 master01.example.com <none> <none>
kube-apiserver-master01.example.com 1/1 Running 2 (63m ago) 23h 10.5.0.5 master01.example.com <none> <none>
kube-controller-manager-master01.example.com 1/1 Running 16 (63m ago) 17d 10.5.0.5 master01.example.com <none> <none>
kube-proxy-l8shz 1/1 Running 15 (63m ago) 17d 10.5.0.5 master01.example.com <none> <none>
kube-proxy-p28ff 1/1 Running 11 (64m ago) 17d 10.5.0.4 worker01.example.com <none> <none>
kube-scheduler-master01.example.com 1/1 Running 16 (63m ago) 17d 10.5.0.5 master01.example.com <none> <none>
[root@master01 net.d]#
[root@master01 net.d]# kubectl get pods -o wide
NAME READY STATUS RESTARTS AGE IP NODE NOMINATED NODE READINESS GATES
app-server-5f7d8f6d56-6vk68 0/1 Unknown 1 2d4h <none> worker01.example.com <none> <none>
app-server-5f7d8f6d56-x2zmc 0/1 Unknown 1 2d4h <none> worker01.example.com <none> <none>
debug 0/1 ContainerCreating 0 5m54s <none> worker01.example.com <none> <none>
[root@master01 net.d]# kubectl get nodes -o wide
NAME STATUS ROLES AGE VERSION INTERNAL-IP EXTERNAL-IP OS-IMAGE KERNEL-VERSION
CONTAINER-RUNTIME
master01.example.com Ready control-plane 17d v1.30.8 10.5.0.5 <none> Red Hat Enterprise Linux 8.4 (Ootpa) 4.18.0-305.82.1.el8_4.x86_64 containerd://1.7.25
worker01.example.com Ready <none> 17d v1.30.8 10.5.0.4 <none> Red Hat Enterprise Linux 8.4 (Ootpa) 4.18.0-305.82.1.el8_4.x86_64 containerd://1.7.25
[root@master01 net.d]#
[root@master01 net.d]# uname -a
Linux master01.example.com 4.18.0-305.82.1.el8_4.x86_64 #1 SMP Thu Feb 23 09:21:04 EST 2023 x86_64 x86_64 x86_64 GNU/Linux
[root@master01 net.d]#
