[CIG-LONG] CIG-LONG Digest, Vol 75, Issue 1

[Nicolas.Riel]

Ok thank you I'll take a look at it,

I wanted to use SuperLU_dist as there is less mistakes during runs, and the
last version seems faster.

Nicolas


On Mon, Mar 4, 2013 at 10:24 PM, Max Rudolph <rudolph at berkeley.edu> wrote:

> In my experience, SuperLU_dist is consistently quite a bit slower than
> MUMPS, but you could easily test this for yourself. I have not used it
> with GALE, only with my own codes. I do not think that the
> -mat_superlu_icntl parameter that you've set will do anything - that
> syntax is specific to the Petsc MUMPS interface. If you run with
> --log_summary, Petsc should provide you with a list of the options
> that you provided that had no effect when the program exits.
>
> Max
>
> On Mon, Mar 4, 2013 at 1:00 PM,  <cig-long-request at geodynamics.org> wrote:
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> >    1. Superlu_dist (Nicolas.Riel)
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> > ----------------------------------------------------------------------
> >
> > Message: 1
> > Date: Mon, 4 Mar 2013 16:01:55 +0100
> > From: "Nicolas.Riel" <a.nicolas.riel at gmail.com>
> > Subject: [CIG-LONG] Superlu_dist
> > To: cig-long at geodynamics.org
> > Message-ID:
> >         <
> CAE9idRdKjm3yu6graqsi7EJN3eWerXv9nMRpS4Efrpx8CkERqA at mail.gmail.com>
> > Content-Type: text/plain; charset="iso-8859-1"
> >
> > Hi everyone,
> >
> > I have a little question about the solver Superlu_dist.
> >
> > I run it with the same cmd as mumps:
> >
> > -pc_factor_mat_solver_package superlu_dist -ksp_type preonly -pc_type lu
> > -mat_superlu_dist_icntl_14 10
> >
> > However I'm wondering if this is the best way to use superlu_dist with
> Gale
> > ?
> >
> > Is someone already used superlu_dist with Gale and how ?
> >
> >
> > Nicolas
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-- 
Nicolas RIEL
PhD
Institut des Sciences de la Terre
(ISTerre-UMR CNRS/UJF 5275) Maison des Géosciences
1381, Rue de la Piscine
38400 - Saint Martin d'Hères

http://nicolas.riel.free.fr
Mob. : 33.(0)6.65.58.97.99
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