It appears this is the full extent of the stack trace. Anything prior to the org.apache.hadoop calls are from my container where hadoop is called from.
Caused by: java.io.IOException: Call to /127.0.0.1:9001 failed on local exception: java.io.EOFException at org.apache.hadoop.ipc.Client.wrapException(Client.java:775) at org.apache.hadoop.ipc.Client.call(Client.java:743) at org.apache.hadoop.ipc.RPC$Invoker.invoke(RPC.java:220) at org.apache.hadoop.mapred.$Proxy55.getProtocolVersion(Unknown Source) at org.apache.hadoop.ipc.RPC.getProxy(RPC.java:359) at org.apache.hadoop.mapred.JobClient.createRPCProxy(JobClient.java:429) at org.apache.hadoop.mapred.JobClient.init(JobClient.java:423) at org.apache.hadoop.mapred.JobClient.<init>(JobClient.java:410) at org.apache.hadoop.mapreduce.Job.<init>(Job.java:50) at com.allenabi.sherlock.graph.OfflineDataTool.run(OfflineDataTool.java:25) at org.apache.hadoop.util.ToolRunner.run(ToolRunner.java:65) at com.allenabi.sherlock.graph.OfflineDataComponent.submitJob(OfflineDataComponent.java:67) ... 64 more Caused by: java.io.EOFException at java.io.DataInputStream.readInt(DataInputStream.java:375) at org.apache.hadoop.ipc.Client$Connection.receiveResponse(Client.java:501) at org.apache.hadoop.ipc.Client$Connection.run(Client.java:446) Alex Thieme athi...@athieme.com 508-361-2788 In On Feb 12, 2013, at 8:16 PM, Hemanth Yamijala <yhema...@thoughtworks.com> wrote: > Can you please include the complete stack trace and not just the root. Also, > have you set fs.default.name to a hdfs location like hdfs://localhost:9000 ? > > Thanks > Hemanth > > On Wednesday, February 13, 2013, Alex Thieme wrote: > Thanks for the prompt reply and I'm sorry I forgot to include the exception. > My bad. I've included it below. There certainly appears to be a server > running on localhost:9001. At least, I was able to telnet to that address. > While in development, I'm treating the server on localhost as the remote > server. Moving to production, there'd obviously be a different remote server > address configured. > > Root Exception stack trace: > java.io.EOFException > at java.io.DataInputStream.readInt(DataInputStream.java:375) > at > org.apache.hadoop.ipc.Client$Connection.receiveResponse(Client.java:501) > at org.apache.hadoop.ipc.Client$Connection.run(Client.java:446) > + 3 more (set debug level logging or '-Dmule.verbose.exceptions=true' for > everything) > ******************************************************************************** > > On Feb 12, 2013, at 4:22 PM, Nitin Pawar <nitinpawar...@gmail.com> wrote: > >> conf.set("mapred.job.tracker", "localhost:9001"); >> >> this means that your jobtracker is on port 9001 on localhost >> >> if you change it to the remote host and thats the port its running on then >> it should work as expected >> >> whats the exception you are getting? >> >> >> On Wed, Feb 13, 2013 at 2:41 AM, Alex Thieme <athi...@athieme.com> wrote: >> I apologize for asking what seems to be such a basic question, but I would >> use some help with submitting a job to a remote server. >> >> I have downloaded and installed hadoop locally in pseudo-distributed mode. I >> have written some Java code to submit a job. >> >> Here's the org.apache.hadoop.util.Tool and >> org.apache.hadoop.mapreduce.Mapper I've written. >> >> If I enable the conf.set("mapred.job.tracker", "localhost:9001") line, then >> I get the exception included below. >> >> If that line is disabled, then the job is completed. However, in reviewing >> the hadoop server administration page >> (http://localhost:50030/jobtracker.jsp) I don't see the job as processed by >> the server. Instead, I wonder if my Java code is simply running the >> necessary mapper Java code, bypassing the locally installed server. >> >> Thanks in advance. >> >> Alex >> >> public class OfflineDataTool extends Configured implements Tool { >> >> public int run(final String[] args) throws Exception { >> final Configuration conf = getConf(); >> //conf.set("mapred.job.tracker", "localhost:9001"); >> >> final Job job = new Job(conf); >> job.setJarByClass(getClass()); >> job.setJobName(getClass().getName()); >> >> job.setMapperClass(OfflineDataMapper.class); >> >> job.setInputFormatClass(TextInputFormat.class); >> >> job.setMapOutputKeyClass(Text.class); >> job.setMapOutputValueClass(Text.class); >> >> job.setOutputKeyClass(Text.class); >> job.setOutputValueClass(Text.class); >> >> FileInputFormat.addInputPath(job, new >> org.apache.hadoop.fs.Path(args[0])); >> >> final org.apache.hadoop.fs.Path output = new org.a