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From Vitaliy Semochkin <vitaliy...@gmail.com>
Subject Re: how to set diffent VM parameters for mappers and reducers?
Date Tue, 12 Oct 2010 07:54:04 GMT

I'm working with hadoop - 0.20.2
was trhis feature available in hadoop 0.20.2 or it is a new feature of 0.21?

Vitaliy S

2010/10/11 Steve Loughran <stevel@apache.org>:
> On 11/10/10 11:13, Vitaliy Semochkin wrote:
>> I guess we should create  a feature request )
> no, If it doesn't work it is a bug. Therefore you should
> -get the latest released version of the code, that is 0.21
> -search for the string there, check they are both actually being used,
> see what happens to them.
> -file a bug report
> -write some MR job which would verify that the settings are passed down
> -attach it as a test case.
> Hadoop is a community project, which means if you want a feature fixed,
> on your schedule, you get to fix it.
> It's going to be hard to test this in the normal LocalMRCluster tests,
> as they all run in-JVM, but there is work going on in the -dev lists on
> better testing; they could the tests
> -steve

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