TASK: A Pod is in pending state , what are some possible reasons?

ANSWER

There could ne many causes, here is some

1. Scheduler is not not running (k get cs)

2. Nodes is not ready (k get nodes and k get events)

3. Taints and Tolerations

4. Label selector mismatches

5. Nodes are out of resources to give out ( I think k get events will show that , not sure)