<html><head></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space; ">This seems to be dying earlier than it was last week, so it looks like a new bug in MatTransposeMatMult.<div><br></div><div>Mark<br><div><br><div><div>On Jan 11, 2012, at 1:59 PM, Matthew Knepley wrote:</div><br class="Apple-interchange-newline"><blockquote type="cite">On Wed, Jan 11, 2012 at 12:23 PM, Ravi Kannan <span dir="ltr"><<a href="mailto:rxk@cfdrc.com">rxk@cfdrc.com</a>></span> wrote:<br><div class="gmail_quote"><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">
<div lang="EN-US" link="blue" vlink="purple" style="word-wrap:break-word"><div><p class="MsoNormal"><span style="font-size:14.0pt;font-family:"Calibri","sans-serif";color:#1f497d">Hi Mark,<u></u><u></u></span></p><p class="MsoNormal"><span style="font-size:14.0pt;font-family:"Calibri","sans-serif";color:#1f497d"><u></u> <u></u></span></p><p class="MsoNormal"><span style="font-size:14.0pt;font-family:"Calibri","sans-serif";color:#1f497d">I downloaded the dev version again. This time, the program crashes even earlier. Attached is the serial and parallel info outputs.<u></u><u></u></span></p><p class="MsoNormal"><span style="font-size:14.0pt;font-family:"Calibri","sans-serif";color:#1f497d"><u></u> <u></u></span></p><p class="MsoNormal"><span style="font-size:14.0pt;font-family:"Calibri","sans-serif";color:#1f497d">Could you kindly take a look.</span></p>
</div></div></blockquote><div><br></div><div>It looks like this is a problem with MatMatMult(). Can you try to reproduce this using KSP ex10? You put</div><div>your matrix in binary format and use -pc_type gamg. Then you can send us the matrix and we can track</div>
<div>it down. Or are you running an example there?</div><div><br></div><div> Thanks,</div><div><br></div><div> Matt</div><div><br></div><div> </div><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">
<div lang="EN-US" link="blue" vlink="purple" style="word-wrap:break-word"><div><div><span style="color:rgb(31,73,125);font-family:Calibri,sans-serif;font-size:14pt"> </span><br class="webkit-block-placeholder"></div><p class="MsoNormal"><span style="font-size:14.0pt;font-family:"Calibri","sans-serif";color:#1f497d">Thanks,<u></u><u></u></span></p><p class="MsoNormal"><span style="font-size:14.0pt;font-family:"Calibri","sans-serif";color:#1f497d">Ravi.<u></u><u></u></span></p><p class="MsoNormal"><span style="font-size:14.0pt;font-family:"Calibri","sans-serif";color:#1f497d"><u></u> <u></u></span></p>
<div><div style="border:none;border-top:solid #b5c4df 1.0pt;padding:3.0pt 0in 0in 0in"><p class="MsoNormal"><b><span style="font-size:10.0pt;font-family:"Tahoma","sans-serif"">From:</span></b><span style="font-size:10.0pt;font-family:"Tahoma","sans-serif""> <a href="mailto:petsc-dev-bounces@mcs.anl.gov" target="_blank">petsc-dev-bounces@mcs.anl.gov</a> [mailto:<a href="mailto:petsc-dev-bounces@mcs.anl.gov" target="_blank">petsc-dev-bounces@mcs.anl.gov</a>] <b>On Behalf Of </b>Mark F. Adams<br>
<b>Sent:</b> Monday, January 09, 2012 3:08 PM</span></p><div><div class="h5"><br><b>To:</b> For users of the development version of PETSc<br><b>Subject:</b> Re: [petsc-dev] boomerAmg scalability<u></u><u></u></div></div><div>
<br class="webkit-block-placeholder"></div></div></div><div><div class="h5"><p class="MsoNormal"><u></u> <u></u></p><p class="MsoNormal">Yes its all checked it, just pull from dev.<u></u><u></u></p><div><p class="MsoNormal">Mark<u></u><u></u></p></div><div><p class="MsoNormal">
<u></u> <u></u></p><div><div><p class="MsoNormal">On Jan 9, 2012, at 2:54 PM, Ravi Kannan wrote:<u></u><u></u></p></div><p class="MsoNormal"><br><br><u></u><u></u></p><div><div><p class="MsoNormal"><span style="font-size:14.0pt;font-family:"Calibri","sans-serif";color:#1f497d">Hi Mark,</span><u></u><u></u></p>
</div><div><p class="MsoNormal"><span style="font-size:14.0pt;font-family:"Calibri","sans-serif";color:#1f497d"> </span><u></u><u></u></p></div><div><p class="MsoNormal"><span style="font-size:14.0pt;font-family:"Calibri","sans-serif";color:#1f497d">Thanks for your efforts.</span><u></u><u></u></p>
</div><div><p class="MsoNormal"><span style="font-size:14.0pt;font-family:"Calibri","sans-serif";color:#1f497d"> </span><u></u><u></u></p></div><div><p class="MsoNormal"><span style="font-size:14.0pt;font-family:"Calibri","sans-serif";color:#1f497d">Do I need to do the install from scratch once again? Or some particular files (check out gamg.c for instance)?</span><u></u><u></u></p>
</div><div><p class="MsoNormal"><span style="font-size:14.0pt;font-family:"Calibri","sans-serif";color:#1f497d"> </span><u></u><u></u></p></div><div><p class="MsoNormal"><span style="font-size:14.0pt;font-family:"Calibri","sans-serif";color:#1f497d">Thanks,</span><u></u><u></u></p>
</div><div><p class="MsoNormal"><span style="font-size:14.0pt;font-family:"Calibri","sans-serif";color:#1f497d">Ravi.</span><u></u><u></u></p></div><div><p class="MsoNormal"><span style="font-size:14.0pt;font-family:"Calibri","sans-serif";color:#1f497d"> </span><u></u><u></u></p>
</div><div><div style="border:none;border-top:solid #b5c4df 1.0pt;padding:3.0pt 0in 0in 0in;border-width:initial;border-color:initial"><div><p class="MsoNormal"><b><span style="font-size:10.0pt;font-family:"Tahoma","sans-serif"">From:</span></b><span><span style="font-size:10.0pt;font-family:"Tahoma","sans-serif""> </span></span><span style="font-size:10.0pt;font-family:"Tahoma","sans-serif""><a href="mailto:petsc-dev-bounces@mcs.anl.gov" target="_blank">petsc-dev-bounces@mcs.anl.gov</a><span> </span>[mailto:<a href="mailto:petsc-dev-bounces@mcs.anl.gov" target="_blank">petsc-dev-bounces@mcs.anl.gov</a>]<span> </span><b>On Behalf Of<span> </span></b>Mark F. Adams<br>
<b>Sent:</b><span> </span>Friday, January 06, 2012 10:30 AM<br><b>To:</b><span> </span>For users of the development version of PETSc<br><b>Subject:</b><span> </span>Re: [petsc-dev] boomerAmg scalability</span><u></u><u></u></p>
</div></div></div><div><p class="MsoNormal"> <u></u><u></u></p></div><div><p class="MsoNormal">I think I found the problem. You will need to use petsc-dev to get the fix.<u></u><u></u></p></div><div><div><p class="MsoNormal">
<u></u><u></u></p></div></div><div><div><div><p class="MsoNormal">Mark<u></u><u></u></p></div></div><div><div><p class="MsoNormal"> <u></u><u></u></p></div><div><div><div><p class="MsoNormal">On Jan 6, 2012, at 8:55 AM, Mark F. Adams wrote:<u></u><u></u></p>
</div></div><div><p class="MsoNormal"><br><br><br><u></u><u></u></p></div><div><div><p class="MsoNormal">Ravi, I forgot but you can just use -ksp_view_binary to output the matrix data (two files). You could run it with two procs and a Jacobi solver to get it past the solve, where it writes the matrix (I believe).<u></u><u></u></p>
</div><div><div><p class="MsoNormal">Mark<u></u><u></u></p></div></div><div><div><p class="MsoNormal"> <u></u><u></u></p></div><div><div><div><p class="MsoNormal">On Jan 5, 2012, at 6:19 PM, Ravi Kannan wrote:<u></u><u></u></p>
</div></div><div><p class="MsoNormal"><br><br><br><u></u><u></u></p></div><div><div><div><p class="MsoNormal"><span style="font-size:14.0pt;font-family:"Calibri","sans-serif";color:#1f497d">Just send in another email with the attachment.</span><u></u><u></u></p>
</div></div><div><div><p class="MsoNormal"><span style="font-size:14.0pt;font-family:"Calibri","sans-serif";color:#1f497d"> </span><u></u><u></u></p></div></div><div style="border:none;border-top:solid windowtext 3.0pt;padding:3.0pt 0in 0in 0in;border-width:initial;border-color:initial;border-width:initial;border-color:initial">
<div><div><p class="MsoNormal"><b><span style="font-size:10.0pt;font-family:"Tahoma","sans-serif"">From:</span></b><span><span style="font-size:10.0pt;font-family:"Tahoma","sans-serif""> </span></span><span style="font-size:10.0pt;font-family:"Tahoma","sans-serif""><a href="mailto:petsc-dev-bounces@mcs.anl.gov" target="_blank">petsc-dev-bounces@mcs.anl.gov</a><span> </span>[mailto:<a href="mailto:petsc-dev-bounces@mcs.anl.gov" target="_blank">petsc-dev-bounces@mcs.anl.gov</a>]<span> </span><b>On Behalf Of<span> </span></b>Jed Brown<br>
<b>Sent:</b><span> </span>Thursday, January 05, 2012 5:15 PM<br><b>To:</b><span> </span>For users of the development version of PETSc<br><b>Subject:</b><span> </span>Re: [petsc-dev] boomerAmg scalability</span><u></u><u></u></p>
</div></div></div><div><div><p class="MsoNormal"> <u></u><u></u></p></div></div><div><div><div><p class="MsoNormal">On Thu, Jan 5, 2012 at 17:12, Ravi Kannan <<a href="mailto:rxk@cfdrc.com" target="_blank">rxk@cfdrc.com</a>> wrote:<u></u><u></u></p>
</div></div><div><div><p class="MsoNormal">I have attached the verbose+info outputs for both the serial and the parallel (2 partitions). NOTE: the serial output at some location says PC=Jacobi! Is it implicitly converting the PC to a Jacobi?<u></u><u></u></p>
</div></div></div><div><div><p class="MsoNormal"> <u></u><u></u></p></div></div><div><div><div><p class="MsoNormal">Looks like you forgot the attachment.<u></u><u></u></p></div></div></div></div></div><div><p class="MsoNormal">
<u></u><u></u></p></div></div></div></div><div><p class="MsoNormal"> <u></u><u></u></p></div></div></div></div></div><p class="MsoNormal"><u></u> <u></u></p></div></div></div></div></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>
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