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<div>On Mar 23, 2013, at 11:50 PM, Matthew Knepley <<a href="mailto:knepley@gmail.com">knepley@gmail.com</a>></div>
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<div dir="ltr">On Sun, Mar 24, 2013 at 12:24 PM, Blaise A Bourdin <span dir="ltr">
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Hi,<br>
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I am trying to do some scaling tests but can't figure out something about LogSummary: When no custom stages / events are defined, how come "Main Stage" is not 100% of the time? What is not counted? Here is a example of what I get:<br>
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<div style="">Library loading?</div>
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Really? Is there anything I can do to test if it really is library loading or to reduce loading time? I am attaching the full log summary</div>
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<div>Blaise</div>
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Summary of Stages: ----- Time ------ ----- Flops ----- --- Messages --- -- Message Lengths -- -- Reductions --<br>
Avg %Total Avg %Total counts %Total Avg %Total counts %Total<br>
0: Main Stage: 2.5763e+03 65.1% 3.2380e+15 100.0% 1.230e+11 100.0% 8.493e+02 100.0% 7.013e+06 97.0%<br>
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Where is the missing 35% of the time? I call PetscLogBegin right after PetscInitialize.<br>
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Blaise<br>
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Department of Mathematics and Center for Computation & Technology<br>
Louisiana State University, Baton Rouge, LA 70803, USA<br>
Tel. <a href="tel:%2B1%20%28225%29%20578%201612" value="+12255781612">+1 (225) 578 1612</a>, Fax <a href="tel:%2B1%20%28225%29%20578%204276" value="+12255784276">+1 (225) 578 4276</a>
<a href="http://www.math.lsu.edu/~bourdin" target="_blank">http://www.math.lsu.edu/~bourdin</a><br>
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What most experimenters take for granted before they begin their experiments is infinitely more interesting than any results to which their experiments lead.<br>
-- Norbert Wiener </div>
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Department of Mathematics and Center for Computation & Technology</div>
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Louisiana State University, Baton Rouge, LA 70803, USA</div>
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Tel. +1 (225) 578 1612, Fax +1 (225) 578 4276 <a href="http://www.math.lsu.edu/~bourdin">
http://www.math.lsu.edu/~bourdin</a></div>
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