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From Sanjeev Tripurari <sanjeev.tripur...@inmobi.com>
Subject Re: Is there any way to limit the concurrent running mappers per job?
Date Tue, 21 Apr 2015 06:24:02 GMT
Hi,

Check if this works for you,
mapreduce.jobtracker.taskscheduler.maxrunningtasks.perjob

Some properties have been changed with yarn implementation
https://hadoop.apache.org/docs/stable/hadoop-project-dist/hadoop-common/DeprecatedProperties.html

-Sanjeev



On Tue, Apr 21, 2015 at 4:32 AM, Zhe Li <allenlee.lz@gmail.com> wrote:

> Hi, after upgraded to Hadoop 2 (yarn), I found that
> 'mapred.jobtracker.taskScheduler.maxRunningTasksPerJob' no longer worked,
> right?
>
> One workaround is to use queue to limit it, but it's not easy to control
> it from job submitter.
> Is there any way to limit the concurrent running mappers per job?
> Any documents or discussions before?
>
> BTW, any way to search this mailing list before I post a new question?
>
> Thanks very much.
>

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