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From "Zhou, Yunqing" <azure...@gmail.com>
Subject How to limit concurrent task numbers of a job.
Date Thu, 12 Mar 2009 14:17:01 GMT
Here I have a job , it contains 2000 map tasks and each map need 1
hour or so (map cannot be splited because its input is a compressed
How can I set this job's max concurrent task numbers (map and reduce)
to leave resources for other urgent jobs?


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