You run the command kafka-topics.sh --describe --topic mytopic --bootstrap-server localhost:9092 but get an error. What is a likely cause?

medium📝 Troubleshoot Q6 of Q15

Kafka - Monitoring and Operations

You run the command kafka-topics.sh --describe --topic mytopic --bootstrap-server localhost:9092 but get an error. What is a likely cause?

AThe bootstrap-server address is incorrect or unreachable

BThe topic name is missing

CThe command does not support --describe

DKafka does not support topic descriptions

Step-by-Step Solution

Solution:

Step 1: Check command syntax
The command syntax is correct with --describe and --topic options.
Step 2: Identify common connectivity errors
An unreachable or wrong bootstrap-server address causes connection errors.
Final Answer:
The bootstrap-server address is incorrect or unreachable -> Option A
Quick Check:
Bootstrap-server error = Connection failure [OK]

Quick Trick: Verify bootstrap-server address to fix connection errors [OK]

Common Mistakes:

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