<div dir="ltr">Dear Sean, James, Paul,<div><br></div><div>Many thanks for your responses, they are very useful.</div><div><br></div><div>Rodrigo</div><div><br></div><div class="gmail_extra"><br><div class="gmail_quote">On Wed, Sep 17, 2014 at 12:14 PM, Ricker, Paul Milton <span dir="ltr"><<a href="mailto:pmricker@illinois.edu" target="_blank">pmricker@illinois.edu</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">



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<p dir="ltr">We can't beat Sean, but here's MHD+N-body cosmology weak scaling on jaguar with 16^3 blocks up to about 100k cores.</p>
<p dir="ltr">Paul<br>
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<p dir="ltr">Paul M. Ricker<br>
Associate Professor of Astronomy<br>
University of Illinois<br>
<a href="http://sipapu.astro.illinois.edu/~ricker" target="_blank">http://sipapu.astro.illinois.edu/~ricker</a></p><div><div>
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-------- Original Message --------<br>
From: James Guillochon <<a href="mailto:jfg@ucolick.org" target="_blank">jfg@ucolick.org</a>><br>
Sent: Wednesday, September 17, 2014 01:52 PM<br>
To: Sean Couch <<a href="mailto:smc@flash.uchicago.edu" target="_blank">smc@flash.uchicago.edu</a>><br>
Subject: Re: [FLASH-USERS] maximum number of cores ever used to run FLASH?<br>
CC: <a href="mailto:flash-users@flash.uchicago.edu" target="_blank">flash-users@flash.uchicago.edu</a><br>
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<div dir="ltr">Well that's about 2 orders of magnitude larger than what I've used. I'm going to guess no, no one can beat half a million cores.</div>
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<div class="gmail_quote">On Wed, Sep 17, 2014 at 2:41 PM, Sean Couch <span dir="ltr">
<<a href="mailto:smc@flash.uchicago.edu" target="_blank">smc@flash.uchicago.edu</a>></span> wrote:<br>
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<div style="word-wrap:break-word">For fun, let’s play throwdown.  Can anybody beat 525k cores (2 million threads of execution)?  See attached (1 Mira node = 16 cores).<span><font color="#888888">
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<div>Sean</div>
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<div>Sean M. Couch</div>
Flash Center for Computational Science
<div>Department of Astronomy & Astrophysics</div>
<div>The University of Chicago</div>
<div>5747 S Ellis Ave, Jo 315</div>
<div>Chicago, IL  60637</div>
<div><a href="tel:%28773%29%20702-3899" value="+17737023899" target="_blank">(773) 702-3899</a> - office</div>
<div><span style="text-align:-webkit-auto"><a href="http://www.flash.uchicago.edu/~smc" target="_blank">www.flash.uchicago.edu/~smc</a></span></div>
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<div>On Sep 17, 2014, at 1:30 PM, Rodrigo Fernandez <<a href="mailto:rafernan@berkeley.edu" target="_blank">rafernan@berkeley.edu</a>> wrote:</div>
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<div dir="ltr">Dear FLASH Users/Developers,
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<div>Does anybody know the maximum number of cores that FLASH has ever been run successfully with? Any reference for this? I need the information for a computing proposal.</div>
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<div>Thanks!</div>
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<div>Rodrigo</div>
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-- <br>
<div dir="ltr">James Guillochon<br>
<span style="font-family:arial;font-size:small">Einstein Fellow at the Harvard-Smithsonian CfA</span><br>
<a href="mailto:jguillochon@cfa.harvard.edu" target="_blank">jguillochon@cfa.harvard.edu</a></div>
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