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https://issues.apache.org/jira/browse/KAFKA-3971?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Manikumar resolved KAFKA-3971.
------------------------------
Resolution: Auto Closed
Closing inactive issue. Please reopen if the issue still exists in newer
versions.
> Consumers drop from coordinator and cannot reconnect
> ----------------------------------------------------
>
> Key: KAFKA-3971
> URL: https://issues.apache.org/jira/browse/KAFKA-3971
> Project: Kafka
> Issue Type: Bug
> Components: consumer
> Affects Versions: 0.9.0.1
> Environment: version 0.9.0.1
> Reporter: Lei Wang
> Priority: Major
> Labels: reliability
> Attachments: KAFKA-3971.txt
>
>
> From time to time, we're creating new topics, and all consumers will pickup
> those new topics. When starting to consume from these new topics, we often
> see some of random consumers cannot connect to the coordinator. The log will
> be flushed with the following log message tens of thousands every second:
> {noformat}
> 16/07/18 18:18:36.003 INFO (AbstractCoordinator.java:529): Marking the
> coordinator 2147483645 dead.
> 16/07/18 18:18:36.004 INFO (AbstractCoordinator.java:529): Marking the
> coordinator 2147483645 dead.
> 16/07/18 18:18:36.004 INFO (AbstractCoordinator.java:529): Marking the
> coordinator 2147483645 dead.
> 16/07/18 18:18:36.004 INFO (AbstractCoordinator.java:529): Marking the
> coordinator 2147483645 dead.
> 16/07/18 18:18:36.004 INFO (AbstractCoordinator.java:529): Marking the
> coordinator 2147483645 dead.
> 16/07/18 18:18:36.004 INFO (AbstractCoordinator.java:529): Marking the
> coordinator 2147483645 dead.
> 16/07/18 18:18:36.004 INFO (AbstractCoordinator.java:529): Marking the
> coordinator 2147483645 dead.
> 16/07/18 18:18:36.004 INFO (AbstractCoordinator.java:529): Marking the
> coordinator 2147483645 dead.
> 16/07/18 18:18:36.004 INFO (AbstractCoordinator.java:529): Marking the
> coordinator 2147483645 dead.
> 16/07/18 18:18:36.004 INFO (AbstractCoordinator.java:529): Marking the
> coordinator 2147483645 dead.
> 16/07/18 18:18:36.004 INFO (AbstractCoordinator.java:529): Marking the
> coordinator 2147483645 dead.
> 16/07/18 18:18:36.004 INFO (AbstractCoordinator.java:529): Marking the
> coordinator 2147483645 dead.
> 16/07/18 18:18:36.004 INFO (AbstractCoordinator.java:529): Marking the
> coordinator 2147483645 dead.
> 16/07/18 18:18:36.005 INFO (AbstractCoordinator.java:529): Marking the
> coordinator 2147483645 dead.
> {noformat}
> the servers seem working fine, and other consumers are also happy.
> from the log, looks like it's retrying multiple times every millisecond but
> all failing.
> the same process are consuming from many topics, some of them are still
> working well, but those random topics will fail.
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