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From Brandon <bma...@upstreamsoftware.com>
Subject Reduce Copy Speed
Date Mon, 01 Oct 2012 17:53:32 GMT
What speed do people typically see for the copy during a reduce?

>From tasktracker here is an average on:
reduce > copy (500 of 504 at 1.52 MB/s) >

We have seen it range from .5 to 4 MB/s.  
That seems a bit slow.

Does anyone else have other benchmark numbers to share?


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