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Why is it recommended to run Zookeeper and Kafka broker on separate servers in production?

hard📝 Conceptual Q10 of 15
Kafka - Basics and Event Streaming
Why is it recommended to run Zookeeper and Kafka broker on separate servers in production?
ABecause Kafka cannot run on the same machine as Zookeeper
BTo improve fault tolerance and avoid resource conflicts
CTo reduce network latency between them
DBecause Zookeeper requires more CPU than Kafka
Step-by-Step Solution
Solution:

  1. Step 1: Understand production deployment best practices

    Separating Zookeeper and Kafka brokers improves fault tolerance and prevents resource conflicts.

  2. Step 2: Eliminate incorrect reasons

    Kafka can run on same machine but not recommended; network latency is usually low; CPU needs vary by workload.

  3. Final Answer:

    To improve fault tolerance and avoid resource conflicts -> Option B

  4. Quick Check:

    Separate servers for fault tolerance [OK]
Quick Trick: Separate Zookeeper and Kafka for reliability [OK]
Common Mistakes:
  • Believing Kafka cannot run with Zookeeper on same machine
  • Thinking separation reduces latency
  • Assuming Zookeeper always needs more CPU

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