You want to replicate only topics starting with logs- from the source cluster to the target cluster using MirrorMaker. Which configuration property should you set to filter these topics?

hard📝 Application Q15 of 15

Kafka - Multi-Datacenter and Replication

You want to replicate only topics starting with logs- from the source cluster to the target cluster using MirrorMaker. Which configuration property should you set to filter these topics?

Aconsumer.topic.filter=logs-*

Bproducer.topic.filter=logs-*

Cmirror.topic.prefix=logs-

Dconsumer.topic.whitelist=logs-*

Step-by-Step Solution

Solution:

Step 1: Identify the property to filter topics in MirrorMaker
MirrorMaker uses consumer.topic.whitelist to specify which topics to consume from the source cluster.
Step 2: Match the pattern for topics starting with 'logs-'
The pattern "logs-*" matches all topics starting with "logs-".
Final Answer:
consumer.topic.whitelist=logs-* -> Option D
Quick Check:
Use consumer.topic.whitelist to filter topics [OK]

Quick Trick: Use consumer.topic.whitelist to select topics by pattern [OK]

Common Mistakes:

MISTAKES

Using producer.topic.filter which does not exist
Confusing mirror.topic.prefix with filtering
Using consumer.topic.filter instead of whitelist

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You want to replicate only topics starting with logs- from the source cluster to the target cluster using MirrorMaker. Which configuration property should you set to filter these topics?

Step 1: Identify the property to filter topics in MirrorMaker

Step 2: Match the pattern for topics starting with 'logs-'

Final Answer:

Quick Check:

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