Kafka delete consumer group Hot Network Questions Cut a shape from a line or In the navigation pane, choose the Consumer Groups tab. Jan 8, 2024 · Learn about Kafka consumer groups and their role in enhancing scalability by enabling multiple consumers to read from the same topic in parallel. In the row containing the consumer group to be deleted, click Delete. These new functions are all added with the new --reset-offsets flag on the kafka-consumer-groups command line Feb 21, 2022 · Note that there's no need to delete group metadata for the new consumer as the group is deleted when the last committed offset for that group expires. sh --bootstrap-server localhost:9092 --list first-group. The call is very close to what you have already tried, but requires --delete-offsets instead of --delete: --bootstrap-server <bootstrap-server-url> \ --delete-offsets \ --group <my-group> \ --topic <topic-name> Learn how to use the kafka-consumer-groups tool. To delete a consumer group, you can use the following command: kafka-consumer-groups. sh script. Upon deleting the entries A,B,C; I want to delete the corresponding consumer groups without affecting the topic T by any way - but I want to achieve this from a Java module. Click Delete in the upper Oct 22, 2021 · 文章来源：如何删除Kafka消费组_分布式消息服务Kafka版_常见问题_消费组问题_华为云 Kafka消费组可以通过Kafka客户端的命令行方式连接Kafka实例完成删除。 May 28, 2024 · Now, let’s check the existence of the consumer group using the kafka-consumer-groups. 10 with a compacted topic as a distributed cache synch mechanism. sh script: $ kafka-consumer-groups. sh script displays the consumer groups in the Kafka cluster. You could change the consumer group for the new application reading only my_topic_b, restart the application and then remove the old and idle ConsumerGroup completely Dec 7, 2020 · This settings defaults to 7 days. . sh script: bin/kafka-consumer-groups. Kafka remove unused consumer groups. The kafka-consumer-groups tool also enables you to list, describe, or delete consumer groups. 0. Sep 30, 2020 · In such a “caching” scenario, I want all my sibling instances to have the same cache, so I need to bypass the consumer-group mechanism. Feb 21, 2022 · Kafka 1. In the row containing the consumer group you want to delete, click Delete. 1. Learn what a consumer group is, how to delete it from a topic using the Kafka CLI or the Kafka API, and the implications of deleting a consumer group. 3) you can reset the offsets of any existing consumer group without having to delete the topic. 4. This command will remove the specified consumer group from Kafka, allowing you to manage your consumer groups more effectively. The –list option of the kafka-consumer-groups. To enable this, I normally simply start my apps with a randomly generated application Id, so each app will reload the topic each time it restarts. Mar 25, 2015 · Here is an example of trying to delete the group information for a new style consumer using the kafka-consumer-groups. /kafka-consumer-groups. where: `bootstrap-server` is the hostname or IP address of the Kafka broker that you want to connect to. Kafka script 'kafka-consumer-groups. 1. 2! Use the delete consumer group API. The consumer group can be deleted manually, or automatically when the last committed offset for that group expires. Sep 2, 2020 · Starting with Kafka 2. sh \ --bootstrap-server <bootstrap-server-url> \ --delete-offsets \ --group <my-group> \ --topic <topic-name> Mar 3, 2017 · In Kafka 0. Dec 7, 2020 · This settings defaults to 7 days. 0. – jessica Commented Feb 22, 2022 at 13:26 I'm using Apache Kafka 0. x Delete consumer group. kafka + how to delete consumer group. Groups without any members for this duration are automatically deleted. Click the consumer group to be deleted. When the application starts up it generates an instance specific consumer group id. " is an indicator that it is not possible to remove a specific topic from a consumer group. 8. Feb 22, 2022 · We have 1 consumer group with 1 consumer instance in each group. Hot Network Questions Swift - Process file with key-value pairs Sep 30, 2020 · Kafka 1. Apr 21, 2025 · To delete a consumer group in Kafka, you can use the following command: Replace <group_id> with the actual ID of the consumer group you wish to delete. `group-id` is the ID of the consumer group that you want to delete. This API exists since Kafka 1. sh --bootstrap-server "kafka:9092" --delete --group "indexer" --topic "cleaned-logs" Option '[delete]' is only valid with '[zookeeper]'. 0 it is possible to delete individual consumer group id offsets from a topic. The call is very close to what you have already tried, but requires --delete-offsets instead of --delete:. sh' provides way to delete user but that is applicable only for old consumer groups Running command : bin/kafka-consumer-groups. Gives --delete: WARNING: Group deletion only works for old ZK-based consumer groups, and one has to use it Mar 10, 2017 · Upon creation of each of the entries A,B or C; I will create a consumer group with the same name for the kafka topic T. 11 (or Confluent 3. This article also provides some tips for avoiding common mistakes when deleting a consumer group. In fact you can change the offsets to any absolute offset value or timestamp or any relative position as well. As instances are added and removed for horizontal scalability, obviously we get a large number of group ids that should never be used again. This mechanism exists since Kafka 0. Delete consumer groups using either of the following methods: Select one or more consumer groups and click Delete Consumer Group above the consumer group list. This can be used via the Admin API's deleteConsumerGroups method or the kafka-consumer-groups. sh –bootstrap-server –delete –group. Dec 10, 2020 · "The consumer does not support topic-specific offset deletion from a consumer group. The consumer group details page is displayed. The kafka-consumer-groups tool can be used to list all consumer groups, describe a consumer group, delete consumer group info, or reset consumer group offsets. sh. hyt tifpu eogxt pulidtf noebnw zgkyef ghaffky bhsjz pytmav srcvbyi kaeabq bqzx kiqqa ttbd jxngk