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Kafka Consumer Groups, Offsets and Partitions
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todo.md
  • Create a topic with 3 partitions: bin/kafka-topics.sh --bootstrap-server localhost:9092 --create --topic TEST --partitions 3
  • Alter the number of partitions of an existing topic to 3: bin/kafka-topics.sh --bootstrap-server localhost:9092 --alter --topic BOOK_ORDERS --partitions 3
  • List consumer groups: bin/kafka-consumer-groups.sh --bootstrap-server localhost:9092 --list
  • Describe consumers groups and its partitions and offsets: bin/kafka-consumer-groups.sh --bootstrap-server localhost:9092 --describe --group EbookGeneratorService
  • Describe partitions and offsets of all consumer groups: bin/kafka-consumer-groups.sh --bootstrap-server localhost:9092 --describe --all-groups
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