- apiserver, coredns, controller-manager, scheduler restarted 22 times
- Pod networking is failing(redis nodes unable to join)
- containerd and kubelet status is showing error while fetching containerID
- Kubectl get events display “invalid 0 image filesystem capacity”
- Disk utiliation on one worker node goes to 84% always(with no pods)
EXpectations :Perfectly working cluster with
- image and node filesystem to automatically garbage collect with default configurations
- Able to use runc container runtime and schedule pods
- pod networking
- use private registry and local images
Cluster information:
Kubernetes version:
Cloud being used: on-premise RHEL redhat centos 8.6
Installation method:
- Downloaded RPM’S
Skipped rpms(glibc, iptable,iproute,systemd,system-libs,utils-linux ) as Faced conflicts while installing rpms as slightly lower versions are already present in system.
2. 1.7.16 containerd,1.4.1 CNI plugin without package manager, Containerd , stage directory (/data/containers and /data/containerd) Consumption is going to 84 percent with no pods running(state directory not GC automatically)
3. installed cluster using kubeadm
4. CNI flannel Deployed
Host OS:
CNI and version: 1.4.1
CRI and version: 1.7.16
Any help ASAP needed.Thanks