<div dir="ltr"><div class="gmail_extra"><div class="gmail_quote">On Tue, Jan 14, 2014 at 4:38 AM, <span dir="ltr"><<a href="mailto:Wadud.Miah@awe.co.uk" target="_blank">Wadud.Miah@awe.co.uk</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 class="MsoNormal"><font size="3" face="Times New Roman"><span style="font-size:12.0pt">Hello Petsc Users,<u></u><u></u></span></font></p>
<p class="MsoNormal"><font size="3" face="Times New Roman"><span style="font-size:12.0pt"><u></u> <u></u></span></font></p>
<p class="MsoNormal"><font size="3" face="Times New Roman"><span style="font-size:12.0pt">I am using the distributed array format and have noticed it uses less memory than the AIJ format and less point-to-point communication. Does anyone know why this is
so? I think the distributed array format uses less memory because it doesn’t use look up tables like the AIJ format does. Any help will be greatly appreciated.</span></font></p></div></div></blockquote><div><br></div><div>
The DMDA does not actually store anything. Data is kept in Vec and Mat objects.</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">
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<p class="MsoNormal"><font size="3" face="Times New Roman"><span style="font-size:12.0pt">Regards,<u></u><u></u></span></font></p>
<p class="MsoNormal"><font size="3" face="Times New Roman"><span style="font-size:12.0pt">Wadud.<u></u><u></u></span></font></p>
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</p></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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