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Cc: "user@hadoop.apache.org" <user@hadoop.apache.org>
From: Mohit Anchlia <mohitanchlia@gmail.com>
Subject: Re: execvp: Permission denied
Date: Sat, 16 Mar 2013 23:37:10 -0700
To: "user@hadoop.apache.org" <user@hadoop.apache.org>

Can you provide some details of Jdk type and version?

Sent from my iPhone

On Mar 13, 2013, at 9:52 AM, Heinz Stockinger <heinz.stockinger@isb-sib.ch> w=
rote:

> Hello,
>=20
> I've set up Hadoop on two machine and would like to test it with a simple t=
est job. The setup/program works with single-node setup but not with the dis=
tributed environment. I get the following error when I run the simple org.my=
org.WordCount program:
>=20
> bin/hadoop jar examples/wordcount.jar org.myorg.WordCount input2 output22
>=20
> 13/03/13 17:40:56 WARN mapred.JobClient: Use GenericOptionsParser for pars=
ing the arguments. Applications should implement Tool for the same.
> 13/03/13 17:40:56 WARN mapred.JobClient: No job jar file set.  User classe=
s may not be found. See JobConf(Class) or JobConf#setJar(String).
> 13/03/13 17:40:56 INFO input.FileInputFormat: Total input paths to process=
 : 3
> 13/03/13 17:40:56 INFO util.NativeCodeLoader: Loaded the native-hadoop lib=
rary
> 13/03/13 17:40:56 WARN snappy.LoadSnappy: Snappy native library not loaded=

> 13/03/13 17:40:56 INFO mapred.JobClient: Running job: job_201303131649_000=
8
> 13/03/13 17:40:57 INFO mapred.JobClient:  map 0% reduce 0%
> 13/03/13 17:41:07 INFO mapred.JobClient: Task Id : attempt_201303131649_00=
08_m_000004_0, Status : FAILED
> java.lang.Throwable: Child Error
>        at org.apache.hadoop.mapred.TaskRunner.run(TaskRunner.java:271)
> Caused by: java.io.IOException: Task process exit with nonzero status of 1=
.
>        at org.apache.hadoop.mapred.TaskRunner.run(TaskRunner.java:258)
>=20
> attempt_201303131649_0008_m_000004_0: execvp: Permission denied
>=20
> I'm not sure where the "permission denied" is actually caused. Do you have=
 any hints? My user can access the HDFS formated space.
>=20
> Thanks,
> Heinz
>=20