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https://issues.apache.org/jira/browse/KAFKA-682?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13546282#comment-13546282
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Neha Narkhede commented on KAFKA-682:
-------------------------------------
I think this is the cause - https://issues.apache.org/jira/browse/KAFKA-671
> java.lang.OutOfMemoryError: Java heap space
> -------------------------------------------
>
> Key: KAFKA-682
> URL: https://issues.apache.org/jira/browse/KAFKA-682
> Project: Kafka
> Issue Type: Bug
> Components: core
> Affects Versions: 0.8
> Environment: $ uname -a
> Linux rngadam-think 3.5.0-17-generic #28-Ubuntu SMP Tue Oct 9 19:32:08 UTC
> 2012 i686 i686 i686 GNU/Linux
> $ java -version
> java version "1.7.0_09"
> OpenJDK Runtime Environment (IcedTea7 2.3.3) (7u9-2.3.3-0ubuntu1~12.04.1)
> OpenJDK Server VM (build 23.2-b09, mixed mode)
> Reporter: Ricky Ng-Adam
> Attachments: java_pid22281.hprof.gz, java_pid22281_Leak_Suspects.zip
>
>
> git pull (commit 32dae955d5e2e2dd45bddb628cb07c874241d856)
> ...build...
> ./sbt update
> ./sbt package
> ...run...
> bin/zookeeper-server-start.sh config/zookeeper.properties
> bin/kafka-server-start.sh config/server.properties
> ...then configured fluentd with kafka plugin...
> gem install fluentd --no-ri --no-rdoc
> gem install fluent-plugin-kafka
> fluentd -c ./fluent/fluent.conf -vv
> ...then flood fluentd with messages inputted from syslog and outputted to
> kafka.
> results in (after about 10000 messages of 1K each in 3s):
> [2013-01-05 02:00:52,087] ERROR Closing socket for /127.0.0.1 because of
> error (kafka.network.Processor)
> java.lang.OutOfMemoryError: Java heap space
> at
> kafka.api.ProducerRequest$$anonfun$1$$anonfun$apply$1.apply(ProducerRequest.scala:45)
> at
> kafka.api.ProducerRequest$$anonfun$1$$anonfun$apply$1.apply(ProducerRequest.scala:42)
> at
> scala.collection.TraversableLike$$anonfun$map$1.apply(TraversableLike.scala:206)
> at
> scala.collection.TraversableLike$$anonfun$map$1.apply(TraversableLike.scala:206)
> at scala.collection.immutable.Range$ByOne$class.foreach(Range.scala:282)
> at scala.collection.immutable.Range$$anon$1.foreach(Range.scala:274)
> at scala.collection.TraversableLike$class.map(TraversableLike.scala:206)
> at scala.collection.immutable.Range.map(Range.scala:39)
> at kafka.api.ProducerRequest$$anonfun$1.apply(ProducerRequest.scala:42)
> at kafka.api.ProducerRequest$$anonfun$1.apply(ProducerRequest.scala:38)
> at
> scala.collection.TraversableLike$$anonfun$flatMap$1.apply(TraversableLike.scala:227)
> at
> scala.collection.TraversableLike$$anonfun$flatMap$1.apply(TraversableLike.scala:227)
> at scala.collection.immutable.Range$ByOne$class.foreach(Range.scala:282)
> at scala.collection.immutable.Range$$anon$1.foreach(Range.scala:274)
> at
> scala.collection.TraversableLike$class.flatMap(TraversableLike.scala:227)
> at scala.collection.immutable.Range.flatMap(Range.scala:39)
> at kafka.api.ProducerRequest$.readFrom(ProducerRequest.scala:38)
> at kafka.api.RequestKeys$$anonfun$1.apply(RequestKeys.scala:32)
> at kafka.api.RequestKeys$$anonfun$1.apply(RequestKeys.scala:32)
> at kafka.network.RequestChannel$Request.<init>(RequestChannel.scala:47)
> at kafka.network.Processor.read(SocketServer.scala:298)
> at kafka.network.Processor.run(SocketServer.scala:209)
> at java.lang.Thread.run(Thread.java:722)
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