Kafka - Consumer Groups
Given a Kafka topic with 4 partitions and a consumer group with 2 consumers, how many partitions will each consumer read from?
Given a Kafka topic with 4 partitions and a consumer group with 2 consumers, how many partitions will each consumer read from?
medium📝 Predict Output Q13 of 15
Step-by-Step Solution
Solution:
Step 1: Understand partition assignment
Partitions are divided among consumers in a group. With 4 partitions and 2 consumers, partitions split evenly.Step 2: Calculate partitions per consumer
4 partitions / 2 consumers = 2 partitions per consumer.Final Answer:
Each consumer reads from 2 partitions -> Option AQuick Check:
Partitions per consumer = total partitions / consumers = 2 [OK]
Quick Trick: Partitions divide evenly among consumers in a group [OK]
Common Mistakes:
- Assuming each consumer reads all partitions
- Thinking partitions are not shared
- Ignoring partition count
Master "Consumer Groups" in Kafka
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