You observe that a Kafka consumer group using cooperative rebalancing is stuck in a rebalance loop. What is a probable fix?

medium📝 Debug Q7 of 15

Kafka - Consumer Groups

AEnsure all consumers use the same partition.assignment.strategy supporting cooperative rebalancing.

BIncrease the session.timeout.ms to delay heartbeat expiration.

CDisable auto offset commit to prevent conflicts.

DReduce the number of partitions in the topic.

Step-by-Step Solution

Solution:

Step 1: Diagnose rebalance loop cause
Mismatched or incompatible assignment strategies cause consumers to repeatedly rebalance.
Step 2: Identify correct fix
Ensuring all consumers use a cooperative-compatible strategy resolves the loop.
Final Answer:
Ensure all consumers use the same partition.assignment.strategy supporting cooperative rebalancing. -> Option A
Quick Check:
Fix rebalance loop = A [OK]

Quick Trick: Matching assignment strategies prevent rebalance loops [OK]

Common Mistakes:

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