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From 杨浩 <yangha...@gmail.com>
Subject Re: Question about mapp Task and reducer Task
Date Sun, 15 Feb 2015 12:14:04 GMT
I think so

2015-02-15 18:11 GMT+08:00 bit1129@163.com <bit1129@163.com>:

> Hi, Hadoopers,
>
> I am pretty newbie to Hadoop, I got a question:  when a job runs, Will
> each mapper or reducer task take up a JVM process or only a thread?
> I hear that the answer is the Process. That is, say, one job contains 5
> mappers and 2 reducers , then there will be 7 JVM processes?
> Thanks.
>
> ------------------------------
> bit1129@163.com
>

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