<html><head><meta http-equiv="content-type" content="text/html; charset=utf-8"></head><body dir="auto"><div dir="ltr"></div><div dir="ltr">Haha no I am not sure. There are a few other preconditioning options I will explore before knocking on this door some more. </div><div dir="ltr"><br><blockquote type="cite">On Jun 22, 2023, at 6:49 PM, Matthew Knepley <knepley@gmail.com> wrote:<br><br></blockquote></div><blockquote type="cite"><div dir="ltr"><div dir="ltr"><div dir="ltr">On Thu, Jun 22, 2023 at 8:37 PM Alexander Lindsay <<a href="mailto:alexlindsay239@gmail.com">alexlindsay239@gmail.com</a>> wrote:<br></div><div class="gmail_quote"><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex"><div dir="ltr">I know that PETSc has hooks for Euclid but I discovered today that it does not support 64 bit indices, which many MOOSE applications need. This would probably be more appropriate for a hypre support forum (does anyone know if such a forum exists other than opening GitHub issues?), but does anyone here know what the difference between hypre-ILU and hypre-Euclid are? From the docs it seems they are both supposed to be parallel ILU solvers.<div><br></div><div>If hypre-ILU worked with 64 bit indices (I can probably check this sifting through the sources), then I would probably add hooks for it in PETSc (AFAICT those don't exist at present).</div></div>
</blockquote></div><br clear="all"><div>My understanding was that two different people were working on them. I do not know if either is still actively supported. We would of course like a binding to whatever is supported.</div><div><br></div><div>Are you sure you want to run ILU?</div><div><br></div><div> THanks,</div><div><br></div><div> Matt</div><span class="gmail_signature_prefix">-- </span><br><div dir="ltr" class="gmail_signature"><div dir="ltr"><div><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.cse.buffalo.edu/~knepley/" target="_blank">https://www.cse.buffalo.edu/~knepley/</a><br></div></div></div></div></div></div></div></div>
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