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From Todd Lipcon <t...@cloudera.com>
Subject Re: Map output compression leads to JVM crash (0.20.0)
Date Mon, 26 Oct 2009 15:21:33 GMT
What Linux distro are you running? It seems vaguely possible that you're
using some incompatible library versions compared to what everyone else has
tested libhadoop with.

-Todd

On Sun, Oct 25, 2009 at 8:36 PM, Ed Mazur <mazur@cs.umass.edu> wrote:

> I'm having problems on 0.20.0 when map output compression is enabled.
> Map tasks complete (TaskRunner: Task 'attempt_*' done), but it looks
> like the JVM running the task crashes immediately after.  Here's the
> TaskTracker log:
>
> java.io.IOException: Task process exit with nonzero status of 134.
>    at org.apache.hadoop.mapred.TaskRunner.run(TaskRunner.java:418)
>
> An error per task attempt.  Each also produces a JRE error report file:
>
> http://pastebin.com/f590087f0
>
> This was using DefaultCodec.  I observed similar results with GzipCodec.
>
> Ed Mazur
>

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