From Beginner to Expert: A Complete Guide to Kafka Startup Commands

Kafka startup command tutorial: from entry to proficiency

Prerequisites

• Java 8 or higher has been installed
• Downloaded and unzipped Apache Kafka binary file
• Created data directory (such as /tmp/kafka-data)

Step 1: Start ZooKeeper

cd /path/to/kafka/bin

./zookeeper-server-start.sh config/zookeeper.properties

Step 2: Start the Kafka server

./kafka-server-start.sh config/server.properties

Step 3: Create the topic

./kafka-topics.sh --create --topic my-topic --partitions 1 --replication-factor 1

Step 4: Send a message to the topic

./kafka-console-producer.sh --topic my-topic

> Hello, world!
> This is a message.

Step 5: Read the message from the topic

./kafka-console-consumer.sh --topic my-topic --from-beginning

Step 6: Stop the Kafka server

./kafka-server-stop.sh

Step 7: Stop the ZooKeeper

./zookeeper-server-stop.sh

FAQ

• Unable to start the Kafka server

Ensure that the server.properties file is configured correctly and ZooKeeper is started.

• Unable to create topic

Make sure the zookeeper.properties file is configured correctly and ZooKeeper is started.

• Unable to send message to topic

Ensure that the server.properties file is configured correctly and the Kafka server is started.

• Unable to read message from topic

Make sure the server.properties file is configured correctly and the Kafka server is started.

Troubleshooting

If you encounter problems, you can refer to the following resources:

• [Apache Kafka official documentation](https://kafka.apache.org/ documentation/)
• [Kafka User Mailing List](https://kafka.apache.org/community/)
• [Kafka IRC Channel](irc://irc.freenode.net /#kafka)

Conclusion

This tutorial explains how to start a Kafka server, create a topic, send messages to the topic, and read messages from the topic. If you encounter problems, you can refer to the troubleshooting section or ask the community for help.

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