Could it just be LocalJobRunner? Can you try it on a cluster? We've tested pipes on clusters, so will be surprised if it doesn't work there.
Thanks, +Vinod On Dec 13, 2013, at 7:44 AM, Mauro Del Rio <mdrio1...@gmail.com> wrote: > Hi, I tried to run a simple test with pipes, but it crashes. > > java.lang.Exception: java.lang.NullPointerException > at > org.apache.hadoop.mapred.LocalJobRunner$Job.run(LocalJobRunner.java:403) > Caused by: java.lang.NullPointerException > at > org.apache.hadoop.mapred.pipes.Application.<init>(Application.java:104) > at > org.apache.hadoop.mapred.pipes.PipesMapRunner.run(PipesMapRunner.java:69) > at org.apache.hadoop.mapred.MapTask.runOldMapper(MapTask.java:429) > at org.apache.hadoop.mapred.MapTask.run(MapTask.java:341) > at > org.apache.hadoop.mapred.LocalJobRunner$Job$MapTaskRunnable.run(LocalJobRunner.java:235) > at > java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:439) > at java.util.concurrent.FutureTask$Sync.innerRun(FutureTask.java:303) > at java.util.concurrent.FutureTask.run(FutureTask.java:138) > at > java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:886) > at > java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:908) > at java.lang.Thread.run(Thread.java:662) > 13/12/13 16:38:03 INFO mapreduce.Job: Job job_local1570213319_0001 running in > uber mode : false > 13/12/13 16:38:03 INFO mapreduce.Job: map 0% reduce 0% > 13/12/13 16:38:03 INFO mapreduce.Job: Job job_local1570213319_0001 failed > with state FAILED due to: NA > 13/12/13 16:38:03 INFO mapreduce.Job: Counters: 0 > Exception in thread "main" java.io.IOException: Job failed! > at org.apache.hadoop.mapred.JobClient.runJob(JobClient.java:836) > at org.apache.hadoop.mapred.pipes.Submitter.runJob(Submitter.java:264) > at org.apache.hadoop.mapred.pipes.Submitter.run(Submitter.java:503) > at org.apache.hadoop.mapred.pipes.Submitter.main(Submitter.java:518) > > The line Application.java:104 is: byte[] password = jobToken.getPassword(); > so jobToken seems to be null. > > It does not depend upon c++ code, since the error occurs before it is > launched. > I run it on Ubuntu 12.04 32 bit using the binary tarball. > Any idea why it doesn't work? > > > -- > Mauro -- CONFIDENTIALITY NOTICE NOTICE: This message is intended for the use of the individual or entity to which it is addressed and may contain information that is confidential, privileged and exempt from disclosure under applicable law. If the reader of this message is not the intended recipient, you are hereby notified that any printing, copying, dissemination, distribution, disclosure or forwarding of this communication is strictly prohibited. If you have received this communication in error, please contact the sender immediately and delete it from your system. Thank You.
