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From Ted Yu <yuzhih...@gmail.com>
Subject Re: Region Server always Crash When M/R
Date Fri, 08 Nov 2013 03:37:39 GMT
The attachment didn't go through.

Can you pastebin the logs ?

What was GC like before the crash ?

How much heap did you give your region servers ?

Cheers


On Thu, Nov 7, 2013 at 7:28 PM, GuoWei <wei.guo@wbkit.com> wrote:

> Dear,
>
> Recently when I use CDH 4.0 to do M/R job. I always let Region Server
> Crashed. Attached are region server logs.
>
> And In my M/R program , I set job reduceTaskNum to 4. Because I have two
> data nodes each configured 2 reduce slots.
>
> Please help me find why ?
>
>
> Thanks a lot.
>
>
>
> BR
> Brad

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