[petsc-dev] Adding support for new sparse BLAS inspector-executor routines in MKL

Jed Brown jed at jedbrown.org
Wed Sep 30 10:06:29 CDT 2015


Barry Smith <bsmith at mcs.anl.gov> writes:

>> On Sep 30, 2015, at 9:48 AM, Jed Brown <jed at jedbrown.org> wrote:
>> 
>> Matthew Knepley <knepley at gmail.com> writes:
>>> Richard, this is somewhat subtle since PETSc's inheritance model is sucky
>>> and somewhat broken. Look at
>>> the factorization classes, AIJMUMPS etc., before coding anything.
>> 
>> Richard wants to use the MKL implementations of stuff like MatMult and
>> MatAXPY, not just factorization.  So it doesn't look like AIJMUMPS.
>
>   Jed and Matt,
>
>    Remember Richard actually wrote the subclasses of AIJ for the Cray vector machine so you guys are teaching your grandmother to suck eggs.

Where is @shitbsmithsays when you need it?

>   Barry
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