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Posted to user-zh@flink.apache.org by claylin <10...@qq.com> on 2020/02/21 07:58:01 UTC

关于mq消息堆积引发的消费者断开连接异常

Hi 大家好:这边出现个现象,这边采用event time运行作业,数据源是从kafka消费数据,运行期间发生了tcp消息堆积(消费者tcp接受队列Recv-Q消息堆积),发生反压是是正常现象,但是不知道为什么也发生了消费者超时,断开连接的错误:
org.apache.kafka.clients.FetchSessionHandler&nbsp; - [Consumer clientId=consumer-108, groupId=push-life-cycle-trace-consumer-for-flink-1.1.0-no-checkpoint] Error sending fetch request (sessionId=INVALID, epoch=INITIAL) to node 213: org.apache.kafka.common.errors.DisconnectException.


我想问下消息堆积,为什么会导致消费者超时,断开连接的错误