[petsc-users] Configuring PETSc for KNL

[Matthew Knepley]

On Wed, Apr 5, 2017 at 12:12 AM, Richard Mills <richardtmills at gmail.com>
wrote:

> On Tue, Apr 4, 2017 at 9:10 PM, Jed Brown <jed at jedbrown.org> wrote:
>
>> Barry Smith <bsmith at mcs.anl.gov> writes:
>>
>> >    These results seem reasonable to me.
>> >
>> >    What makes you think that KNL should be doing better than it does in
>> comparison to Haswell?
>> >
>> >    The entire reason for the existence of KNL is that it is a way for
>> >    Intel to be able to "compete" with Nvidia GPUs for numerics and
>> >    data processing, for example in the financial industry. By
>> >    "compete" I mean convince gullible purchasing agents for large
>> >    companies to purchase Intel KNL systems instead of Nvidia GPU
>> >    systems. There is nothing in the hardware specifications of KNL
>> >    that would indicate that it should work better on this type of
>> >    problem than Haswell, in fact the specifications indicate that the
>> >    Haskell should perform better
>>
>> Boom!  Time to rewrite PETSc in Haskell!
>>
>
> Yeah, forget this debate about using C++!
>

I think what Jed means is Time to write a Haskell program to Write PETSc.

   Matt

-- 
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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