Kubernetes - Persistent Storage
If a StatefulSet named
db has 4 replicas, what will be the pod name of the last pod created?If a StatefulSet named db has 4 replicas, what will be the pod name of the last pod created?
medium📝 Command Output Q5 of 15
Step-by-Step Solution
Solution:
Step 1: Understand pod naming and indexing
Pods are named with the StatefulSet name plus an ordinal index starting at 0.Step 2: Identify last pod ordinal for 4 replicas
With 4 replicas, pods are db-0, db-1, db-2, db-3. The last pod created is db-3.Final Answer:
db-3 -> Option BQuick Check:
Last pod name = db-3 [OK]
Quick Trick: Last pod ordinal is replicas minus one [OK]
Common Mistakes:
- Using replica count as ordinal
- Starting ordinal at 1
- Confusing pod name with StatefulSet name
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