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Kafka, mail # user - java.io.IOException: Broken pipe


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Re: java.io.IOException: Broken pipe
Yonghui Zhao 2013-03-19, 13:16
Hi Neha,

How can I enable all kafka consumer log in senseidb?
Btw: I am using kafka 0.7.2 java client.

2013/3/19 Neha Narkhede <[EMAIL PROTECTED]>

> The logs show that senseidb is prematurely closing the socket connection to
> the Kafka broker. I would enable atleast INFLO logging for Kafka in
> Senseidb to see what the issue is.
>
> Thanks,
> Neha
>
> On Monday, March 18, 2013, Yonghui Zhao wrote:
>
> > Thanks Neha,
> >
> > I use one kafka server with 4 partitions and 3 consumers(senseidb).
> >
> > Kafka server producer input rate is about 10k.
> > And each consumer consuming rate is about 3k.
> >
> > I see this exceptions many times, kafka has this exception on each
> > consumers, but I didn't find error log in consumer side,
> consumer(senseidb)
> > is alive all the time.
> > Is it possible the exception is related with high input/output rate?
> >
> > And some times another exception(*Connection reset by peer*) happened.
> >
> > [2013-03-18 21:18:29,107] ERROR Closing socket for /10.2.201.203 because
> > of error (kafka.network.Processor)
> > java.io.IOException: Connection reset by peer
> >     at sun.nio.ch.FileChannelImpl.**transferTo0(Native Method)
> >     at sun.nio.ch.FileChannelImpl.**transferToDirectly(**
> > FileChannelImpl.java:456)
> >     at
> sun.nio.ch.FileChannelImpl.**transferTo(FileChannelImpl.**java:557)
> >     at kafka.message.FileMessageSet.**writeTo(FileMessageSet.scala:**102)
> >     at kafka.server.MessageSetSend.**writeTo(MessageSetSend.scala:**53)
> >     at kafka.network.MultiSend.**writeTo(Transmission.scala:91)
> >     at kafka.network.Processor.write(**SocketServer.scala:339)
> >     at kafka.network.Processor.run(**SocketServer.scala:216)
> >     at java.lang.Thread.run(Thread.**java:679)
> >
> >
> >
> > Btw: the log is full of "*Closing socket connection*", is it normal?
> >
> > From the code each "Closing" log should  correspond to one exception
> >
> > In SocketServer.scala:
> >
> > *catch {**
> > **            case e: EOFException => {**
> > **              logger.info("Closing socket connection to
> > %s.".format(channelFor(key).**socket.getInetAddress))**
> > **              close(key)**
> > **        }**
> > *
> >
> > [2013-03-18 21:28:42,791] INFO *Closing socket connection* to /
> > 10.2.201.201. (kafka.network.Processor)
> > [2013-03-18 21:28:43,954] INFO *Closing socket connection* to /
> > 10.2.201.201. (kafka.network.Processor)
> > [2013-03-18 21:28:45,322] INFO *Closing socket connection* to /
> > 10.2.201.201. (kafka.network.Processor)
> > [2013-03-18 21:28:47,045] INFO *Closing socket connection *to /
> > 10.2.201.201. (kafka.network.Processor)
> > [2013-03-18 21:28:50,110] ERROR Closing socket for /10.2.201.201 because
> > of error (kafka.network.Processor)
> > java.io.IOException: Broken pipe
> >     at sun.nio.ch.FileChannelImpl.**transferTo0(Native Method)
> >     at sun.nio.ch.FileChannelImpl.**transferToDirectly(**
> > FileChannelImpl.java:456)
> >     at
> sun.nio.ch.FileChannelImpl.**transferTo(FileChannelImpl.**java:557)
> >     at kafka.message.FileMessageSet.**writeTo(FileMessageSet.scala:**102)
> >     at kafka.server.MessageSetSend.**writeTo(MessageSetSend.scala:**53)
> >     at kafka.network.MultiSend.**writeTo(Transmission.scala:91)
> >     at kafka.network.Processor.write(**SocketServer.scala:339)
> >     at kafka.network.Processor.run(**SocketServer.scala:216)
> >     at java.lang.Thread.run(Thread.**java:679)
> >
> >
> >
> > From the error it seems that the server was not able to write the fetch
> > response on the socket since the socket was closed. Do you see any errors
> > on the consumer on 10.2.201.20 <http://10.2.201.202/> ? The consumer
> > could've
> > closed the socket due to some error or could've died.
> >
> > Thanks,
> > Neha
> > - Hide quoted text - <http://grokbase.com/t/kafka/**
> > users/133fwd3r91/java-io-**ioexception-broken-pipe#<
> http://grokbase.com/t/kafka/users/133fwd3r91/java-io-ioexception-broken-pipe#
> >>
> >
> > On Friday, March 15, 2013, Yonghui Zhao wrote: