infra | cloud | opensource
Labeling an object in OpenShift or Kubernetes is an awesome method to organize, group, or select API objects. Labels can be used to group arbitrarily-related objects; for example, all of the object like pods,...
There are several cases a PV (PhysicalVolume) appear as Failed in OpenShift or Kubernetes cluster. Once of the reason is wrong ClaimRef by which PV will mark as claimed but actually not in use....
As we know OpenShift clusters are bundled with multiple compute nodes, master nodes, infra nodes etc, it’s not a big deal to manage node maintenance for OS patching kind of activities. But we need...
When we have issue with container and we are not sure which pod the container belongs to; we can find the pods details as below. Use case : we have some zombie process running...
