What hdfs release are you using ?
Can you check namenode log around time of error below to see if there is
some clue ?
Cheers
On Wed, Jan 21, 2015 at 4:51 PM, ey-chih chow <eyc...@hotmail.com> wrote:
> Hi,
>
> I used the following fragment of a scala program to save data to hdfs:
>
> contextAwareEvents
> .map(e => (new AvroKey(e), null))
> .saveAsNewAPIHadoopFile("hdfs://" + masterHostname +
> ":9000/ETL/output/"
> + dateDir,
> classOf[AvroKey[GenericRecord]],
> classOf[NullWritable],
> classOf[AvroKeyOutputFormat[GenericRecord]],
> job.getConfiguration)
>
> But it failed with the following error messages. Is there any people who
> can help? Thanks.
>
> Ey-Chih Chow
>
> =============================================
>
> Exception in thread "main" java.lang.reflect.InvocationTargetException
> at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
> at
>
> sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
> at
>
> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
> at java.lang.reflect.Method.invoke(Method.java:606)
> at
> org.apache.spark.deploy.worker.DriverWrapper$.main(DriverWrapper.scala:40)
> at
> org.apache.spark.deploy.worker.DriverWrapper.main(DriverWrapper.scala)
> Caused by: java.io.IOException: Failed on local exception:
> java.io.EOFException; Host Details : local host is:
> "ip-10-33-140-157/10.33.140.157"; destination host is:
> "ec2-54-203-58-2.us-west-2.compute.amazonaws.com":9000;
> at org.apache.hadoop.net.NetUtils.wrapException(NetUtils.java:764)
> at org.apache.hadoop.ipc.Client.call(Client.java:1415)
> at org.apache.hadoop.ipc.Client.call(Client.java:1364)
> at
>
> org.apache.hadoop.ipc.ProtobufRpcEngine$Invoker.invoke(ProtobufRpcEngine.java:206)
> at com.sun.proxy.$Proxy14.getFileInfo(Unknown Source)
> at
>
> org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolTranslatorPB.getFileInfo(ClientNamenodeProtocolTranslatorPB.java:744)
> at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
> at
>
> sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
> at
>
> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
> at java.lang.reflect.Method.invoke(Method.java:606)
> at
>
> org.apache.hadoop.io.retry.RetryInvocationHandler.invokeMethod(RetryInvocationHandler.java:187)
> at
>
> org.apache.hadoop.io.retry.RetryInvocationHandler.invoke(RetryInvocationHandler.java:102)
> at com.sun.proxy.$Proxy15.getFileInfo(Unknown Source)
> at
> org.apache.hadoop.hdfs.DFSClient.getFileInfo(DFSClient.java:1925)
> at
>
> org.apache.hadoop.hdfs.DistributedFileSystem$17.doCall(DistributedFileSystem.java:1079)
> at
>
> org.apache.hadoop.hdfs.DistributedFileSystem$17.doCall(DistributedFileSystem.java:1075)
> at
>
> org.apache.hadoop.fs.FileSystemLinkResolver.resolve(FileSystemLinkResolver.java:81)
> at
>
> org.apache.hadoop.hdfs.DistributedFileSystem.getFileStatus(DistributedFileSystem.java:1075)
> at org.apache.hadoop.fs.FileSystem.exists(FileSystem.java:1400)
> at
>
> org.apache.hadoop.mapreduce.lib.output.FileOutputFormat.checkOutputSpecs(FileOutputFormat.java:145)
> at
>
> org.apache.spark.rdd.PairRDDFunctions.saveAsNewAPIHadoopDataset(PairRDDFunctions.scala:900)
> at
>
> org.apache.spark.rdd.PairRDDFunctions.saveAsNewAPIHadoopFile(PairRDDFunctions.scala:832)
> at com.crowdstar.etl.ParseAndClean$.main(ParseAndClean.scala:101)
> at com.crowdstar.etl.ParseAndClean.main(ParseAndClean.scala)
> ... 6 more
> Caused by: java.io.EOFException
> at java.io.DataInputStream.readInt(DataInputStream.java:392)
> at
>
> org.apache.hadoop.ipc.Client$Connection.receiveRpcResponse(Client.java:1055)
> at org.apache.hadoop.ipc.Client$Connection.run(Client.java:950)
>
> =======================================================
>
>
>
>
>
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