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Posted to dev@kafka.apache.org by "Ewen Cheslack-Postava (JIRA)" <ji...@apache.org> on 2016/11/27 00:52:59 UTC
[jira] [Updated] (KAFKA-3400) Topic stop working / can't describe
topic
[ https://issues.apache.org/jira/browse/KAFKA-3400?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Ewen Cheslack-Postava updated KAFKA-3400:
-----------------------------------------
Fix Version/s: (was: 0.10.1.0)
> Topic stop working / can't describe topic
> -----------------------------------------
>
> Key: KAFKA-3400
> URL: https://issues.apache.org/jira/browse/KAFKA-3400
> Project: Kafka
> Issue Type: Bug
> Affects Versions: 0.9.0.1
> Reporter: Tobias
> Assignee: Ashish K Singh
>
> we are seeing an issue were we intermittently (every couple of hours) get and error with certain topics. They stop working and producers give a LeaderNotFoundException.
> When we then try to use kafka-topics.sh to describe the topic we get the error below.
> Error while executing topic command : next on empty iterator
> {{
> [2016-03-15 17:30:26,231] ERROR java.util.NoSuchElementException: next on empty iterator
> at scala.collection.Iterator$$anon$2.next(Iterator.scala:39)
> at scala.collection.Iterator$$anon$2.next(Iterator.scala:37)
> at scala.collection.IterableLike$class.head(IterableLike.scala:91)
> at scala.collection.AbstractIterable.head(Iterable.scala:54)
> at kafka.admin.TopicCommand$$anonfun$describeTopic$1.apply(TopicCommand.scala:198)
> at kafka.admin.TopicCommand$$anonfun$describeTopic$1.apply(TopicCommand.scala:188)
> at scala.collection.mutable.ResizableArray$class.foreach(ResizableArray.scala:59)
> at scala.collection.mutable.ArrayBuffer.foreach(ArrayBuffer.scala:47)
> at kafka.admin.TopicCommand$.describeTopic(TopicCommand.scala:188)
> at kafka.admin.TopicCommand$.main(TopicCommand.scala:66)
> at kafka.admin.TopicCommand.main(TopicCommand.scala)
> (kafka.admin.TopicCommand$)
> }}
> if we delete the topic, then it will start to work again for a while
> We can't see anything obvious in the logs but are happy to provide if needed
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