<div class="gmail_quote">On Sat, Aug 18, 2012 at 11:52 AM, fdkong <span dir="ltr"><<a href="mailto:fd.kong@siat.ac.cn" target="_blank">fd.kong@siat.ac.cn</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">
<div>Hi developers,</div><div><br></div><div>I use DMComplex represent the unstructured mesh. Everything is OK, but the function "DMComplexDistribute" is always time-consuming. I guess that it results from using the PetscSF. I don't know why we use this communication model. Could you please make some tests on the function? Or could we use other communication functions ?</div>
</blockquote><div><br></div><div>1. Always send -log_summary</div><div><br></div><div>2. Distributing a mesh is a fairly expensive operation.</div><div><br></div><div>3. DMComplex is new and we are more interested in getting the right capability than in micro-tuning performance. Mesh distribution is usually not done frequently.</div>
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