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Message from discussion Changes to config in 2.0?
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Chris K Wensel  
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 More options Mar 23 2012, 9:46 am
From: Chris K Wensel <ch...@wensel.net>
Date: Fri, 23 Mar 2012 06:46:12 -0700
Local: Fri, Mar 23 2012 9:46 am
Subject: Re: Changes to config in 2.0?
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you cannot change properties after the Flow has been instantiated unless you write a FlowStepStrategy that lets you change the properties of each MR job immediately before its submitted to the cluster.

Pipes also now have a FlowDef allowing you to set local properties during assembly.

ckw

On Mar 22, 2012, at 4:33 PM, jd wrote:

> Also I notice while migrating from 1.2 to 2.0 that setting the number
> of reducers (and I assume other properties) no longer works.

> for example:
> myFlow.getConfig().setNumReduceTasks(1);

> But when running on the cluster, the number of reducers is unchanged.

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Chris K Wensel
ch...@concurrentinc.com
http://concurrentinc.com

 
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