[petsc-dev] Adding support memkind allocators in PETSc

[Richard Mills]

On Wed, Jun 3, 2015 at 7:28 PM, Jed Brown <jed at jedbrown.org> wrote:

> Barry Smith <bsmith at mcs.anl.gov> writes:
> >   Richard has access to the hardware
>
> Is this true?  Or he will have hardware "soon"?
>

Yes, I finally have access to hardware.  It's a bit hard to get time on,
and it's flaky because it is from the initial tape-in, but it's here and
I've run on it.  That's what prompted me to bring this thread up again.


>
> >   and is not going to "lie to us" that "oh it helps so much" because
> >   he knows that you will test it yourself and see that he is lying.
>
> I'm not at all worried about him lying, but I'm concerned about being
> able to sample across a sufficiently broad range of apps/configurations.
> Maybe he can run some PETSc examples and PFLOTRAN, which is a good
> start, but may not be running in the appropriately memory-constrained
> circumstances of a package with particles like pTatin, for example.  We
> care not just about the highs but also about the confusing corners that
> users will undoubtedly encounter.
>

Good point, Jed.  And I anticipate a lot of confusing corners.

--Richard
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