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Chia-Ping Tsai commented on KAFKA-16639: ---------------------------------------- {quote} I took this because I wasn't sure if you wanted me to look into it. Please go ahead assign it back. We would love to review it. Thanks. Chia-Ping Tsai {quote} Sorry I just make sure there is someone who can have a fix for it, and won't have duplicate PR. Thanks for your response (and reviews in the future). We will prepare the patch ASAP. > AsyncKafkaConsumer#close does not send heartbeat to leave group > --------------------------------------------------------------- > > Key: KAFKA-16639 > URL: https://issues.apache.org/jira/browse/KAFKA-16639 > Project: Kafka > Issue Type: Bug > Components: clients, consumer > Reporter: Chia-Ping Tsai > Assignee: Philip Nee > Priority: Major > Labels: kip-848-client-support > > This bug can be reproduced by immediately closing a consumer which is just > created. > The root cause is that we skip the new heartbeat used to leave group when > there is a in-flight heartbeat request > ([https://github.com/apache/kafka/blob/5de5d967adffd864bad3ec729760a430253abf38/clients/src/main/java/org/apache/kafka/clients/consumer/internals/HeartbeatRequestManager.java#L212).] > It seems to me the simple solution is that we create a heartbeat request when > meeting above situation and then send it by pollOnClose > ([https://github.com/apache/kafka/blob/5de5d967adffd864bad3ec729760a430253abf38/clients/src/main/java/org/apache/kafka/clients/consumer/internals/RequestManager.java#L62).] > -- This message was sent by Atlassian Jira (v8.20.10#820010)