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https://issues.apache.org/jira/browse/KAFKA-7508?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
Jonathan Santilli resolved KAFKA-7508.
--------------------------------------
Resolution: Not A Problem
Closed since was requested by the reported.
Sathish agree to try JVM recommended parameters
> Kafka broker anonymous disconnected from Zookeeper
> --------------------------------------------------
>
> Key: KAFKA-7508
> URL: https://issues.apache.org/jira/browse/KAFKA-7508
> Project: Kafka
> Issue Type: Task
> Components: admin, config
> Reporter: Sathish Yanamala
> Priority: Blocker
>
> Hello Team,
>
> We are facing below Error , Kafka broker unable to connect Zookeeper , Please
> check and suggest is there any configuration changes required on Kafka Broker.
>
> ERROR:
> 2018-10-15 12:24:07,502 WARN kafka.network.Processor: Attempting to send
> response via channel for which there is no open connection, connection id
> -<Broker IP Address> -:9093--<Broker IP Address> -:47542-25929
> 2018-10-15 12:24:09,428 INFO kafka.coordinator.group.GroupCoordinator:
> [GroupCoordinator 3]: Group KMOffsetCache-xxxxxxx with generation 9 is now
> empty (__consumer_offsets-22)
> 2018-10-15 12:24:09,428 INFO kafka.server.epoch.LeaderEpochFileCache: Updated
> PartitionLeaderEpoch. New: \{epoch:1262, offset:151}, Current: \{epoch:1261,
> offset144} for Partition: __consumer_offsets-22. Cache now contains 15
> entries.
> {color:#d04437}*2018-10-15 12:24:10,905 ERROR kafka.utils.KafkaScheduler:
> Uncaught exception in scheduled task 'highwatermark-checkpoint'*{color}
> {color:#d04437}*java.lang.OutOfMemoryError: Java heap space*{color}
> {color:#d04437} at{color}
> scala.collection.convert.DecorateAsScala$$Lambda$214/xxxxx.get$Lambda(Unknown
> Source)
> at
> java.lang.invoke.LambdaForm$DMH/xxxxxxx.invokeStatic_LL_L(LambdaForm$DMH)
> at
> java.lang.invoke.LambdaForm$MH/xxxxxx.linkToTargetMethod(LambdaForm$MH)
> at
> scala.collection.convert.DecorateAsScala.collectionAsScalaIterableConverter(DecorateAsScala.scala:45)
> at
> scala.collection.convert.DecorateAsScala.collectionAsScalaIterableConverter$(DecorateAsScala.scala:44)
> at
> scala.collection.JavaConverters$.collectionAsScalaIterableConverter(JavaConverters.scala:73)
> at kafka.utils.Pool.values(Pool.scala:85)
> at
> kafka.server.ReplicaManager.nonOfflinePartitionsIterator(ReplicaManager.scala:397)
> at
> kafka.server.ReplicaManager.checkpointHighWatermarks(ReplicaManager.scala:1340)
> at
> kafka.server.ReplicaManager.$anonfun$startHighWaterMarksCheckPointThread$1(ReplicaManager.scala:253)
> at
> kafka.server.ReplicaManager$$Lambda$608/xxxxxx.apply$mcV$sp(Unknown Source)
> at
> kafka.utils.KafkaScheduler.$anonfun$schedule$2(KafkaScheduler.scala:110)
> at
> kafka.utils.KafkaScheduler$$Lambda$269/xxxxxxxx.apply$mcV$sp(Unknown Source)
> at kafka.utils.CoreUtils$$anon$1.run(CoreUtils.scala:61)
> at
> java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
> at java.util.concurrent.FutureTask.runAndReset(FutureTask.java:308)
> at
> java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180)
> at
> java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294)
> at
> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
>
> Thank you,
> Sathish Yanamala
> M:832-382-4487
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