[petsc-dev] What do people want to have working before a petsc-3.2 release?

[Matthew Knepley]

On Wed, Dec 22, 2010 at 3:02 PM, Lisandro Dalcin <dalcinl at gmail.com> wrote:

> On 22 December 2010 19:57, Barry Smith <bsmith at mcs.anl.gov> wrote:
> >
> > On Dec 22, 2010, at 4:51 PM, Lisandro Dalcin wrote:
> >
> >> On 21 December 2010 20:50, Sean Farley <sean at mcs.anl.gov> wrote:
> >>>>>     fixing/understanding 64-bit checks,
> >>>>
> >>>> I think these checks are ok, please report problems.
> >>>
> >>> Would it be possible to get ParMetis working with 64bit indices?
> >>> Sean
> >>
> >> This is from parmetis.h
> >>
> >> /* Indexes are as long as integers for now */
> >> #ifdef IDXTYPE_INT
> >> typedef int idxtype;
> >> #else
> >> typedef short idxtype;
> >> #endif
> >>
> >> Have any of you seriously tryied parmetis in 64 bits?
> >
> >  Yes, when I noticed that block of code several years ago. Looks like it
> would be easy to switch to long int but sadly this include is misleading
> about the simplicity, turns out this typedef beasty is not used throughout
> the source code consistently.
>
> Damn,
>
> > I sent email about the 64 bit int at that time and got back the response
> "in a few months". Note that his non-MPI codes may fully support the 64 bit
> (I'm guessing that is where the $ is so is all he cares about). That was
> like two years ago.  I consider Parmetis orphaned, not maintained, hence in
> the HPC world, dead.
> >
>
> Add to that license issues. A fork in order to maintain and improve it
> is unlikely.


If this is a big deal, I can mail George directly. He let me fool with the
tarball and distribute it
with PETSc last time I asked him.

   Matt


> --
> Lisandro Dalcin
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-- 
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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