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</o:shapelayout></xml><![endif]--></head><body lang=EN-US link=blue vlink=purple><div class=WordSection1><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1F497D'>Hi Matt<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1F497D'>In fact, I created a routine for my specific mesh generation. I firstly, create the DMPlex object at first, then setting the chart, then doing symmetrize and interpolate. Next, I created coordinate section and giving the coordinates. After finishing giving the coordinates, I declare the distribution in routine, with this two lines:<o:p></o:p></span></p><p class=MsoNormal><span lang=DE style='font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1F497D'>DMPlexDistribute(*dm, 0, NULL, &dmDist);<o:p></o:p></span></p><p class=MsoNormal><span lang=DE style='font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1F497D'>if (dmDist) {DMDestroy(dm); *dm = dmDist;}<o:p></o:p></span></p><p class=MsoNormal><span lang=DE style='font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1F497D'>Thanks<o:p></o:p></span></p><p class=MsoNormal><span lang=DE style='font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1F497D'>Amir<o:p></o:p></span></p><p class=MsoNormal><span lang=DE style='font-size:11.0pt;font-family:"Calibri",sans-serif;color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><b><span style='font-size:11.0pt;font-family:"Calibri",sans-serif'>From:</span></b><span style='font-size:11.0pt;font-family:"Calibri",sans-serif'> Matthew Knepley [mailto:knepley@gmail.com] <br><b>Sent:</b> Friday, February 16, 2018 6:34 AM<br><b>To:</b> Mohammad Hassan Baghaei <mhbaghaei@mail.sjtu.edu.cn><br><b>Cc:</b> PETSc <petsc-users@mcs.anl.gov><br><b>Subject:</b> Re: [petsc-users] Dealing with DMPlexDistribute()<o:p></o:p></span></p><p class=MsoNormal><o:p> </o:p></p><div><div><div><p class=MsoNormal>On Thu, Feb 15, 2018 at 4:40 PM, Mohammad Hassan Baghaei <<a href="mailto:mhbaghaei@mail.sjtu.edu.cn" target="_blank">mhbaghaei@mail.sjtu.edu.cn</a>> wrote:<o:p></o:p></p><blockquote style='border:none;border-left:solid #CCCCCC 1.0pt;padding:0in 0in 0in 6.0pt;margin-left:4.8pt;margin-right:0in'><div><div><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'>Hi <o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'>I am using DMPlex as interface for mesh generation. On single core, I got around 30000 mesh cells. Whenever, I run on multiple core, say 3, in the output file for DM, VTK, I got 3 times mesh cell and point numbers. Does it mean that DMPlexDistribute() does not work properly!<o:p></o:p></p></div></div></blockquote><div><p class=MsoNormal><o:p> </o:p></p></div><div><p class=MsoNormal>Hi Amir,<o:p></o:p></p></div><div><p class=MsoNormal><o:p> </o:p></p></div><div><p class=MsoNormal>It sounds like you are generating a mesh on every process. How are you generating the mesh?<o:p></o:p></p></div><div><p class=MsoNormal><o:p> </o:p></p></div><div><p class=MsoNormal> Thanks,<o:p></o:p></p></div><div><p class=MsoNormal><o:p> </o:p></p></div><div><p class=MsoNormal> Matt<o:p></o:p></p></div><div><p class=MsoNormal> <o:p></o:p></p></div><blockquote style='border:none;border-left:solid #CCCCCC 1.0pt;padding:0in 0in 0in 6.0pt;margin-left:4.8pt;margin-right:0in'><div><div><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'>Thanks <o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'>Amir<o:p></o:p></p></div></div></blockquote></div><p class=MsoNormal><br><br clear=all><o:p></o:p></p><div><p class=MsoNormal><o:p> </o:p></p></div><p class=MsoNormal>-- <o:p></o:p></p><div><div><div><div><div><p class=MsoNormal>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<o:p></o:p></p></div><div><p class=MsoNormal><o:p> </o:p></p></div><div><p class=MsoNormal><a href="http://www.caam.rice.edu/~mk51/" target="_blank">https://www.cse.buffalo.edu/~knepley/</a><o:p></o:p></p></div></div></div></div></div></div></div></div></body></html>