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CKA study material · question 381 of 1000

Why might a Pod fail to schedule anywhere? Choose two.

  1. It requests more resources than any node has free
  2. Its label selector matches no node
  3. Its namespace has no ResourceQuota
  4. Its image is larger than the node's disk
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Answer: A. It requests more resources than any node has free
B. Its label selector matches no node

Both an oversized request and a node selector matching nothing show up as scheduler events.

Source: Debug Running Pods (Kubernetes) — Example: debugging Pending Pods

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