caught it, thanks for help!
any ideas what to do?

TRACE 2015-07-15 18:37:58,070 [chaos-akka.actor.jms-dispatcher-1019 ]
kafka.network.BoundedByteBufferSend - 113 bytes written.
ERROR 2015-07-15 18:37:58,078 [chaos-akka.actor.jms-dispatcher-1019 ]
kafka.consumer.ZookeeperConsumerConnector -
[chaos-test_ds2.outsmartinc.com-1436984542831-4d399e71], Error while
committing offsets.
java.io.EOFException: Received -1 when reading from channel, socket has
likely been closed.
        at kafka.utils.Utils$.read(Utils.scala:381)
        at
kafka.network.BoundedByteBufferReceive.readFrom(BoundedByteBufferReceive.scala:54)
        at kafka.network.Receive$class.readCompletely(Transmission.scala:56)
        at
kafka.network.BoundedByteBufferReceive.readCompletely(BoundedByteBufferReceive.scala:29)
        at kafka.network.BlockingChannel.receive(BlockingChannel.scala:111)
        at
kafka.consumer.ZookeeperConsumerConnector.liftedTree2$1(ZookeeperConsumerConnector.scala:313)
        at
kafka.consumer.ZookeeperConsumerConnector.commitOffsets(ZookeeperConsumerConnector.scala:310)
        at
kafka.javaapi.consumer.ZookeeperConsumerConnector.commitOffsets(ZookeeperConsumerConnector.scala:111)
        at
com.os.messaging.kafka.KafkaMessageService$class.acknowledge(KafkaMessageService.scala:55)
        at com.os.actor.Main$$anonfun$2$$anon$2.acknowledge(Main.scala:84)
        at
com.os.actor.acquisition.MessageListenerActor$$anonfun$8.applyOrElse(MessageListenerActor.scala:180)
        at
com.os.actor.acquisition.MessageListenerActor$$anonfun$8.applyOrElse(MessageListenerActor.scala:164)
        at scala.PartialFunction$OrElse.apply(PartialFunction.scala:162)
        at akka.actor.FSM$class.processEvent(FSM.scala:607)
        at
com.os.actor.acquisition.MessageListenerActor.processEvent(MessageListenerActor.scala:32)
        at akka.actor.FSM$class.akka$actor$FSM$$processMsg(FSM.scala:598)
        at akka.actor.FSM$$anonfun$receive$1.applyOrElse(FSM.scala:592)
        at akka.actor.Actor$class.aroundReceive(Actor.scala:465)
        at
com.os.actor.acquisition.MessageListenerActor.aroundReceive(MessageListenerActor.scala:32)
        at akka.actor.ActorCell.receiveMessage(ActorCell.scala:516)
        at akka.actor.ActorCell.invoke(ActorCell.scala:487)
        at akka.dispatch.Mailbox.processMailbox(Mailbox.scala:254)
        at akka.dispatch.Mailbox.run(Mailbox.scala:221)
        at akka.dispatch.Mailbox.exec(Mailbox.scala:231)
        at
scala.concurrent.forkjoin.ForkJoinTask.doExec(ForkJoinTask.java:260)
        at
scala.concurrent.forkjoin.ForkJoinPool$WorkQueue.runTask(ForkJoinPool.java:1339)
        at
scala.concurrent.forkjoin.ForkJoinPool.runWorker(ForkJoinPool.java:1979)
        at
scala.concurrent.forkjoin.ForkJoinWorkerThread.run(ForkJoinWorkerThread.java:107)


On Wed, Jul 15, 2015 at 1:36 PM, Vadim Bobrov <vadimbob...@gmail.com> wrote:

> thanks Joel and Jiangjie,
> I have figured it out. In addition to my log4j 2 config file I also needed
> a log4j 1 config file, then it works. Let me trace what happens when the
> offsets are not committed and report back
>
> On Wed, Jul 15, 2015 at 1:33 PM, Joel Koshy <jjkosh...@gmail.com> wrote:
>
>> - You can also change the log4j level dynamically via the
>>   kafka.Log4jController mbean.
>> - You can also look at offset commit request metrics (mbeans) on the
>>   broker (just to check if _any_ offset commits are coming through
>>   during the period you see no moving offsets).
>> - The alternative is to just consume the offsets topic.
>>
>> On Wed, Jul 15, 2015 at 05:30:17PM +0000, Jiangjie Qin wrote:
>> > I am not sure how your project was setup. But I think it depends on what
>> > log4j property file you specified when you started your application. Can
>> > you check if you have log4j appender defined and the loggers are
>> directed
>> > to the correct appender?
>> >
>> > Thanks,
>> >
>> > Jiangjie (Becket) Qin
>> >
>> > On 7/15/15, 8:10 AM, "Vadim Bobrov" <vadimbob...@gmail.com> wrote:
>> >
>> > >Thanks Jiangjie,
>> > >
>> > >unfortunately turning trace level on does not seem to work (any log
>> level
>> > >actually) I am using log4j2 (through slf4j) and despite including
>> log4j1
>> > >bridge and these lines:
>> > >
>> > ><Logger name="org.apache.kafka" level="trace"/>
>> > ><Logger name="kafka" level="trace"/>
>> > >
>> > >in my conf file I could not squeeze out any logging from kafka. Logging
>> > >for
>> > >all other libs (like zookeeper e.g.) work perfectly. Am I doing
>> something
>> > >wrong?
>> > >
>> > >
>> > >On Tue, Jul 14, 2015 at 6:55 PM, Jiangjie Qin
>> <j...@linkedin.com.invalid>
>> > >wrote:
>> > >
>> > >> Hi Vadim,
>> > >>
>> > >> Can you turn on trace level logging on your consumer and search for
>> > >> "offset commit response² in the log?
>> > >> Also maybe take a look at the log to see if there is any exception
>> > >>thrown.
>> > >>
>> > >> Thanks,
>> > >>
>> > >> Jiangjie (Becket) Qin
>> > >>
>> > >> On 7/14/15, 11:06 AM, "Vadim Bobrov" <vadimbob...@gmail.com> wrote:
>> > >>
>> > >> >just caught this error again. I issue commitOffsets - no error but
>> no
>> > >> >committng offsets either. __consumer_offsets watching shows no new
>> > >> >messages
>> > >> >either. Then in a few minutes I issue commitOffsets again - all
>> > >>committed.
>> > >> >Unless I am doing something terribly wrong this is very unreliable
>> > >> >
>> > >> >On Tue, Jul 14, 2015 at 1:49 PM, Joel Koshy <jjkosh...@gmail.com>
>> > >>wrote:
>> > >> >
>> > >> >> Actually, how are you committing offsets? Are you using the old
>> > >> >> (zookeeperconsumerconnector) or new KafkaConsumer?
>> > >> >>
>> > >> >> It is true that the current APIs don't return any result, but it
>> > >>would
>> > >> >> help to check if anything is getting into the offsets topic -
>> unless
>> > >> >> you are seeing errors in the logs, the offset commit should
>> succeed
>> > >> >> (if you are indeed explicitly committing offsets).
>> > >> >>
>> > >> >> Thanks,
>> > >> >>
>> > >> >> Joel
>> > >> >>
>> > >> >> On Tue, Jul 14, 2015 at 12:19:01PM -0400, Vadim Bobrov wrote:
>> > >> >> > Thanks, Joel, I will but regardless of my findings the basic
>> > >>problem
>> > >> >>will
>> > >> >> > still be there: there is no guarantee that the offsets will be
>> > >> >>committed
>> > >> >> > after commitOffsets. Because commitOffsets does not return its
>> exit
>> > >> >> status,
>> > >> >> > nor does it block as I understand until offsets are committed.
>> In
>> > >> >>other
>> > >> >> > words, there is no way to know that it has, in fact, commited
>> the
>> > >> >>offsets
>> > >> >> >
>> > >> >> > or am I missing something? And then another question - why does
>> it
>> > >> >>seem
>> > >> >> to
>> > >> >> > depend on the number of consumed messages?
>> > >> >> >
>> > >> >> > On Tue, Jul 14, 2015 at 11:36 AM, Joel Koshy <
>> jjkosh...@gmail.com>
>> > >> >> wrote:
>> > >> >> >
>> > >> >> > > Can you take a look at the kafka commit rate mbean on your
>> > >>consumer?
>> > >> >> > > Also, can you consume the offsets topic while you are
>> committing
>> > >> >> > > offsets and see if/what offsets are getting committed?
>> > >> >> > > (
>> http://www.slideshare.net/jjkoshy/offset-management-in-kafka/32)
>> > >> >> > >
>> > >> >> > > Thanks,
>> > >> >> > >
>> > >> >> > > Joel
>> > >> >> > >
>> > >> >> > > On Tue, Jul 14, 2015 at 11:12:03AM -0400, Vadim Bobrov wrote:
>> > >> >> > > > I am trying to replace ActiveMQ with Kafka in our
>> environment
>> > >> >> however I
>> > >> >> > > > have encountered a strange problem that basically prevents
>> from
>> > >> >>using
>> > >> >> > > Kafka
>> > >> >> > > > in production. The problem is that sometimes the offsets are
>> > >>not
>> > >> >> > > committed.
>> > >> >> > > >
>> > >> >> > > > I am using Kafka 0.8.2.1, offset storage = kafka, high level
>> > >> >> consumer,
>> > >> >> > > > auto-commit = off. Every N messages I issue commitOffsets().
>> > >>Now
>> > >> >> here is
>> > >> >> > > > the problem - if N is below a certain number (180 000 for
>> me)
>> > >>it
>> > >> >> works
>> > >> >> > > and
>> > >> >> > > > the offset is moving. If N is 180 000 or more the offset is
>> not
>> > >> >> updated
>> > >> >> > > > after commitOffsets
>> > >> >> > > >
>> > >> >> > > > I am looking at offsets using kafka-run-class.sh
>> > >> >> > > > kafka.tools.ConsumerOffsetChecker
>> > >> >> > > > Any help?
>> > >> >> > >
>> > >> >> > >
>> > >> >>
>> > >> >>
>> > >>
>> > >>
>> >
>>
>> --
>> Joel
>>
>
>

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