Kafka broker shuts down due to irrecoverable IO error

2013/01/22 03:48:18.144 ERROR [KafkaApis] [request-expiration-task] [kafka] [] [KafkaApi-277] error when processing request (service_metrics,2,1155,2000000)
java.nio.channels.ClosedChannelException
at sun.nio.ch.FileChannelImpl.ensureOpen(FileChannelImpl.java:88)
at sun.nio.ch.FileChannelImpl.read(FileChannelImpl.java:613)
at kafka.log.FileMessageSet.searchFor(FileMessageSet.scala:83)
at kafka.log.LogSegment.translateOffset(LogSegment.scala:76)
at kafka.log.LogSegment.read(LogSegment.scala:90)
at kafka.log.Log.read(Log.scala:390)
at kafka.server.KafkaApis.kafka$server$KafkaApis$$readMessageSet(KafkaApis.scala:372)
at kafka.server.KafkaApis$$anonfun$kafka$server$KafkaApis$$readMessageSets$1.apply(KafkaApis.scala:330)
at kafka.server.KafkaApis$$anonfun$kafka$server$KafkaApis$$readMessageSets$1.apply(KafkaApis.scala:326)
at scala.collection.TraversableLike$$anonfun$map$1.apply(TraversableLike.scala:206)
at scala.collection.TraversableLike$$anonfun$map$1.apply(TraversableLike.scala:206)
at scala.collection.immutable.Map$Map2.foreach(Map.scala:127)
at scala.collection.TraversableLike$class.map(TraversableLike.scala:206)
at scala.collection.immutable.Map$Map2.map(Map.scala:110)
at kafka.server.KafkaApis.kafka$server$KafkaApis$$readMessageSets(KafkaApis.scala:326)
at kafka.server.KafkaApis$FetchRequestPurgatory.expire(KafkaApis.scala:528)
at kafka.server.KafkaApis$FetchRequestPurgatory.expire(KafkaApis.scala:510)
at kafka.server.RequestPurgatory$ExpiredRequestReaper.run(RequestPurgatory.scala:222)
at java.lang.Thread.run(Thread.java:619)
2013/01/22 03:48:18.989 INFO [Processor] [kafka-processor-10251-2] [kafka] [] Closing socket connection to /172.18.146.132.
2013/01/22 03:48:18.989 INFO [Processor] [kafka-processor-10251-1] [kafka] [] Closing socket connection to /172.18.146.132.
2013/01/22 03:48:18.998 FATAL [KafkaApis] [kafka-request-handler-4] [kafka] [] [KafkaApi-277] Halting due to unrecoverable I/O error while handling produce request:
kafka.common.KafkaStorageException: I/O exception in append to log 'service_metrics-2'
at kafka.log.Log.append(Log.scala:301)
at kafka.server.KafkaApis$$anonfun$appendToLocalLog$2.apply(KafkaApis.scala:249)
at kafka.server.KafkaApis$$anonfun$appendToLocalLog$2.apply(KafkaApis.scala:242)
at scala.collection.TraversableLike$$anonfun$map$1.apply(TraversableLike.scala:206)
at scala.collection.TraversableLike$$anonfun$map$1.apply(TraversableLike.scala:206)
at scala.collection.immutable.Map$Map1.foreach(Map.scala:105)
at scala.collection.TraversableLike$class.map(TraversableLike.scala:206)
at scala.collection.immutable.Map$Map1.map(Map.scala:93)
at kafka.server.KafkaApis.appendToLocalLog(KafkaApis.scala:242)
at kafka.server.KafkaApis.handleProducerRequest(KafkaApis.scala:181)
at kafka.server.KafkaApis.handle(KafkaApis.scala:58)
at kafka.server.KafkaRequestHandler.run(KafkaRequestHandler.scala:41)
at java.lang.Thread.run(Thread.java:619)
Caused by: java.nio.channels.ClosedChannelException
at sun.nio.ch.FileChannelImpl.ensureOpen(FileChannelImpl.java:88)
at sun.nio.ch.FileChannelImpl.write(FileChannelImpl.java:189)
at kafka.message.ByteBufferMessageSet.writeTo(ByteBufferMessageSet.scala:128)
at kafka.log.FileMessageSet.append(FileMessageSet.scala:146)
at kafka.log.LogSegment.append(LogSegment.scala:64)
at kafka.log.Log.append(Log.scala:286)