<div dir="ltr"><br><div class="gmail_extra"><br><div class="gmail_quote">On Tue, Jul 17, 2018 at 12:58 PM, Matthew Knepley <span dir="ltr"><<a href="mailto:knepley@gmail.com" target="_blank">knepley@gmail.com</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr"><div class="gmail_quote"><span class=""><div dir="ltr">On Tue, Jul 17, 2018 at 2:55 PM Jed Brown <<a href="mailto:jed@jedbrown.org" target="_blank">jed@jedbrown.org</a>> wrote:<br></div><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">PETSc had a Euclid interface until Barry removed it.<br>
<br>
<a href="https://bitbucket.org/petsc/petsc/commits/22b6d1ca80e4f79123036fb6afd7eb4463b3692a" rel="noreferrer" target="_blank">https://bitbucket.org/petsc/<wbr>petsc/commits/<wbr>22b6d1ca80e4f79123036fb6afd7eb<wbr>4463b3692a</a><br>
<br>
See also<br>
<br>
<a href="https://www.mail-archive.com/petsc-users@mcs.anl.gov/msg33196.html" rel="noreferrer" target="_blank">https://www.mail-archive.com/<wbr>petsc-users@mcs.anl.gov/<wbr>msg33196.html</a></blockquote><div><br></div></span><div>I would also add that it is considerate of Hypre to have such a terrible ILUT implementation</div><div>because it reminds you that you should never ever ever use ILUT.</div></div></div></blockquote><div><br></div><div>So in theory, can we have a much better implementation? From my understanding, algorithm itself is not suitable for parallel computation, and it might not be a implementation problem only. </div><div> </div><div>Fande,</div><div><br></div><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr"><div class="gmail_quote"><div><br></div><div> Matt</div><span class=""><div> </div><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><br>
Fande Kong <<a href="mailto:fdkong.jd@gmail.com" target="_blank">fdkong.jd@gmail.com</a>> writes:<br>
<br>
> Hi Developers,<br>
><br>
> The hypre user manual has this statement (page 63):<br>
><br>
> "Note: this code is no longer supported by the hypre team. We recommend to<br>
> use Euclid instead,<br>
> which is more versatile and in general more efficient, especially when used<br>
> with many processors."<br>
><br>
><br>
> <a href="https://computation.llnl.gov/sites/default/files/public/hypre-2.11.2_usr_manual.pdf" rel="noreferrer" target="_blank">https://computation.llnl.gov/<wbr>sites/default/files/public/<wbr>hypre-2.11.2_usr_manual.pdf</a><br>
><br>
><br>
><br>
> It may be a good idea to upgrade PETSc interface to use Euclid instead of<br>
> PILUT??<br>
><br>
><br>
> Fande,<br>
</blockquote></span></div><span class="HOEnZb"><font color="#888888"><br clear="all"><div><br></div>-- <br><div dir="ltr" class="m_-549377870574903344gmail_signature" data-smartmail="gmail_signature"><div dir="ltr"><div><div dir="ltr"><div>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</div><div><br></div><div><a href="http://www.caam.rice.edu/~mk51/" target="_blank">https://www.cse.buffalo.edu/~<wbr>knepley/</a><br></div></div></div></div></div></font></span></div>
</blockquote></div><br></div></div>