Interview Questions/Phone Screen/Kubernetes Pod Stuck in Pending
IntermediatePhone
2 min

Kubernetes Pod Stuck in Pending

KubernetesContainersTroubleshooting
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Interview Question

A pod is stuck in Pending state. What are the common causes and troubleshooting steps?

Key Points to Cover
  • Node resource limits: insufficient CPU/memory
  • Pending due to unschedulable taints/tolerations
  • StorageClass or PVC issues
  • Use `kubectl describe pod` and `kubectl get events` for details
Evaluation Rubric
Mentions CPU/memory limits30% weight
Explains unschedulable reasons30% weight
Suggests proper troubleshooting commands40% weight
Hints
  • 💡Think resource requests, PVCs, and taints/tolerations.
Potential Follow-up Questions
  • How do you check node pressure?
  • What role do tolerations play?
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