Solution:Step 1: Understand the command's purposeThe command alters the topic logs by setting retention.ms to 60000 milliseconds (1 minute).Step 2: Interpret retention.ms effectThis means messages older than 1 minute will be deleted automatically.Final Answer:Messages will be retained for 1 minute b

[Solved] Given the command:kafka-topics.sh --alter --topic logs --config retention.ms=60000 --bootstrap-server localhost:9092What will be the effect on the topic logs? | Kafka

Kafka - Topics and Partitions

Given the command:
kafka-topics.sh --alter --topic logs --config retention.ms=60000 --bootstrap-server localhost:9092
What will be the effect on the topic logs?

AMessages will be retained indefinitely

BThe topic's replication factor will be set to 60000

CThe topic will be deleted after 60000 messages

DMessages will be retained for 1 minute before deletion

Step-by-Step Solution

Solution:

Step 1: Understand the command's purpose
The command alters the topic logs by setting retention.ms to 60000 milliseconds (1 minute).
Step 2: Interpret retention.ms effect
This means messages older than 1 minute will be deleted automatically.
Final Answer:
Messages will be retained for 1 minute before deletion -> Option D
Quick Check:
retention.ms=60000 means 1 minute retention [OK]

Quick Trick: retention.ms value is in milliseconds for message lifetime [OK]

Common Mistakes:

Thinking retention.ms controls message count
Confusing retention.ms with replication factor
Assuming retention.ms disables deletion

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Given the command:

Step 1: Understand the command's purpose

Step 2: Interpret retention.ms effect

Final Answer:

Quick Check:

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