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Hadoop >> mail # user >> Task process exit with nonzero status of 134


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Re: Task process exit with nonzero status of 134
Hi,

take a look into the logs for the failed attempt at your Tasktracker.
Also check the system logs with dmesg or /var/log/kern*. Could be a
syskill (segfault).

- Alex

On Fri, Dec 23, 2011 at 3:32 PM, anthony garnier <[EMAIL PROTECTED]> wrote:
>
> Hi folks,
>
> I've just done a fresh install of Hadoop, Namenode and datanode are up, Task/job Tracker also up, but when I run the Map reduce worcount exemple I got this error on Task tracker:
>
> 2011-12-23 15:11:52,679 INFO org.apache.hadoop.mapred.JvmManager: JVM : jvm_201112231511_0001_m_-1653678851 exited with exit code 134. Number of tasks it ran: 0
> 2011-12-23 15:11:52,681 WARN org.apache.hadoop.mapred.TaskRunner: attempt_201112231511_0001_m_000002_0 : Child Error
> java.io.IOException: Task process exit with nonzero status of 134.
>        at org.apache.hadoop.mapred.TaskRunner.run(TaskRunner.java:258)
>
> And job tracker stuck :
> # hadoop jar hadoop-examples*.jar wordcount input/test.txt output/
> 11/12/23 15:11:48 INFO input.FileInputFormat: Total input paths to process : 1
> 11/12/23 15:11:49 INFO mapred.JobClient: Running job: job_201112231511_0001
> 11/12/23 15:11:50 INFO mapred.JobClient:  map 0% reduce 0%
>
>
> I'running hadoop 0.20.203.0, java 1.6.0 rev 25
>
> I've done some googling, apparently the JVM crash hard (maybe Out of memory), does someone have any hint ?
>
> Regards,
>
> Anthony Garnier
> /DSIN/ASTI/ETSO
> IT Center
> PSA Peugeot Citroen
> Bessoncourt 90160
>
>
>
>

--
Alexander Lorenz
http://mapredit.blogspot.com

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NEW: Monitor These Apps!
elasticsearch, apache solr, apache hbase, hadoop, redis, casssandra, amazon cloudwatch, mysql, memcached, apache kafka, apache zookeeper, apache storm, ubuntu, centOS, red hat, debian, puppet labs, java, senseiDB