I use c library (librdkafka) Best Regards Jerry -----Original Message----- From: "Jun Rao"<jun...@gmail.com> To: "users@kafka.apache.org"<users@kafka.apache.org>; "陈小军"<chenxiao...@nhn.com>; Cc: Sent: 2014-01-22 (星期三) 00:44:59 Subject: Re: Kafka server occure java.nio.BufferUnderflowException This means that the broker somehow gets a corrupted TopicMetadata request. Are you using the java/scala client? Thanks, Jun
On Mon, Jan 20, 2014 at 10:30 PM, 陈小军 <chenxiao...@nhn.com> wrote: Hi all, in my kafka cluster, it alway ocuure following erro logs [2014-01-21 15:25:24,462] ERROR Closing socket for /10.99.116.54 because of error (kafka.network.Processor) java.nio.BufferUnderflowException at java.nio.Buffer.nextGetIndex(Buffer.java:498) at java.nio.HeapByteBuffer.getShort(HeapByteBuffer.java:304) at kafka.api.ApiUtils$.readShortString(ApiUtils.scala:34) at kafka.api.TopicMetadataRequest$$anonfun$readFrom$1.apply(TopicMetadataRequest.scala:44) at kafka.api.TopicMetadataRequest$$anonfun$readFrom$1.apply(TopicMetadataRequest.scala:43) at scala.collection.immutable.Range$ByOne$class.foreach(Range.scala:285) at scala.collection.immutable.Range$$anon$2.foreach(Range.scala:265) at kafka.api.TopicMetadataRequest$.readFrom(TopicMetadataRequest.scala:43) at kafka.api.RequestKeys$$anonfun$4.apply(RequestKeys.scala:39) at kafka.api.RequestKeys$$anonfun$4.apply(RequestKeys.scala:39) at kafka.network.RequestChannel$Request.&lt;init&gt;(RequestChannel.scala:50) at kafka.network.Processor.read(SocketServer.scala:353) at kafka.network.Processor.run(SocketServer.scala:245) at java.lang.Thread.run(Thread.java:744) does someone also have this problem?? Best Regards Jerry