<div class="gmail_quote">On Wed, May 30, 2012 at 11:14 AM, Timothy Stitt <span dir="ltr"><<a href="mailto:Timothy.Stitt.9@nd.edu" target="_blank">Timothy.Stitt.9@nd.edu</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">
<div style="word-wrap:break-word">This is a good point Jed. Can I be sure that the current xt-mpich2 library on the Cray systems doesn't exploit the DMAPP routines already...before I invest time in writing something myself?</div>
</blockquote><div><br></div><div>Well, if they were good citizens and released their code (even IBM does this), it would be trivial to find out. As it is, you can either ask them (and take their word for it) or read the disassembly.</div>
<div> </div><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div style="word-wrap:break-word"><div><div class="im"><br><div><blockquote type="cite"><div class="gmail_quote">
<div>Isn't the whole point of a "vendor optimized MPI" that they would have done this? Is there a semantic reason why MPI_Win_create() cannot be implemented in this fast way using DMAPP?</div>
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<strong style="color:rgb(255,102,0);font-weight:bold">Tim
Stitt</strong><span style="font-weight:bold"> </span><span style="color:rgb(255,102,0);font-weight:bold">PhD</span><span style="font-weight:bold"></span>
<span style="color:rgb(0,153,0)">(User Support Manager)</span>.<div class="im"><br>
Center for Research Computing | University of Notre Dame
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| Email: <span style="color:rgb(51,51,255)"><a href="mailto:tstitt@nd.edu" target="_blank">tstitt@nd.edu</a> </span></div></div>
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