On Fri, Dec 2, 2011 at 4:54 AM, Fredrik Heffer Valdmanis <span dir="ltr"><<a href="mailto:fredva@ifi.uio.no">fredva@ifi.uio.no</a>></span> wrote:<div class="gmail_quote"><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex;">
<div class="gmail_quote"><div>Arg, disregard last transmission! I was confusing myself with timings from several runs, and the "significant speedup" I referred to was seen when I timed things very badly. The numbers from yesterdays mail are correct, those were obtained using a GTX 280. That is, 30%-50% speedup on Poisson 2D on different meshes. </div>
<div><br></div><div>The question from my previous email remains though, we need to speed up the construction of the values array to get good speedup overall. </div><div><br></div><div>Sorry for the spamming,</div></div></blockquote>
<div><br></div><div>0) zthis discussion has become too long and belongs on <a href="mailto:petsc-maint@mcs.anl.gov">petsc-maint@mcs.anl.gov</a></div><div><br></div><div>1) I believe timings from -log_summary and no where else. Please send that output for any timing discussion</div>
<div><br></div><div>2) I sent instructions for running ex4 and data. Can you reproduce that?</div><div><br></div><div>3) I do not need to do any data conversion when calling the batch routine. You should not need to either. See ex4</div>
<div><br></div><div> Matt</div><div> </div><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex;"><div class="gmail_quote"><font color="#888888"><div>Fredrik</div></font></div>
</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<br>