[petsc-users] Partitioner in DMPlexDistribute

Matthew Knepley knepley at gmail.com
Fri Apr 4 07:52:44 CDT 2014


On Fri, Apr 4, 2014 at 7:33 AM, Cedric Doucet <cedric.doucet at inria.fr>wrote:

>
> Hello,
> thank you very much for your answer.
> When do you plan to put this functionality in a stable release?
>

'master' is stable, 'next' is the unstable branch. We plan to release this
month.

   Matt


> Best,
> Cédric
>
>
> ------------------------------
>
> *De: *"Matthew Knepley" <knepley at gmail.com>
> *À: *"Cedric Doucet" <cedric.doucet at inria.fr>
> *Cc: *petsc-users at mcs.anl.gov
> *Envoyé: *Vendredi 4 Avril 2014 14:28:53
> *Objet: *Re: [petsc-users] Partitioner in DMPlexDistribute
>
> On Fri, Apr 4, 2014 at 6:09 AM, Cedric Doucet <cedric.doucet at inria.fr>wrote:
>
>> Hello,
>>
>> I have just downloaded Petsc 3.4.4 and I have looked at plex.c file.
>> In DMPlexDistribute, I cannot see where "partitioner" input argument is
>> used.
>>
>> Is METIS used by default?
>>
>
> In 3.4.4, the name is just a placeholder, and  it users Chaco by default,
> and then ParMetis.
> In master, it does use the name to select the preconditioner. If you use
> Plex, I recommend
> using master.
>
>   Thanks,
>
>       Matt
>
>
>> Best regards,
>>
>> Cédric Doucet
>> INRIA Paris-Rocquencourt
>> France
>>
>
>
>
> --
> What most experimenters take for granted before they begin their
> experiments is infinitely more interesting than any results to which their
> experiments lead.
> -- Norbert Wiener
>
>
>


-- 
What most experimenters take for granted before they begin their
experiments is infinitely more interesting than any results to which their
experiments lead.
-- Norbert Wiener
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