<div dir="ltr">On Sun, Mar 24, 2013 at 12:24 PM, Blaise A Bourdin <span dir="ltr"><<a href="mailto:bourdin@lsu.edu" target="_blank">bourdin@lsu.edu</a>></span> wrote:<br><div class="gmail_extra"><div class="gmail_quote">
<blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">Hi,<br>
<br>
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>
</blockquote><div><br></div><div style>Library loading?</div><div style><br></div><div style> Matt</div><div> </div><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">
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>
<br>
Where is the missing 35% of the time? I call PetscLogBegin right after PetscInitialize.<br>
<span class="HOEnZb"><font color="#888888"><br>
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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</font></span></blockquote></div><br><br clear="all"><div><br></div>-- <br>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
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