[petsc-dev] Enabling single precision for MUMPS and SUPERLU

[Stefano Zampini]

Hong: thank you for testing them.
Barry: it's your call to choose namespacing of mumps call.

2012/9/24 Hong Zhang <hzhang at mcs.anl.gov>

> Stefano :
> I tested the patch with
> single and double precision, double with '--with-scalar-type=complex'
> All passed.
> The patches are pushed to petsc-dev
> (http://petsc.cs.iit.edu/petsc/petsc-dev/)
>
> Thanks for your contribution!
> Hong
>
> Sorry Hong, I forgot to pull before doing the patches. Please find
>> attached the patches made with the latest dev
>> (changeset 24444 92061a43c7a4)
>>
>> Stefano
>>
>>
>>
>>
>> 2012/9/21 Hong Zhang <hzhang at mcs.anl.gov>
>>
>>> Stefano:
>>> Are you sure these patches are made out of the latest petsc-dev?
>>> I get
>>> petsc:/sandbox/hzhang/petsc-dev>patch -Np1 < superlu_patch_single.diff
>>> patching file config/PETSc/packages/SuperLU.py
>>> patching file src/mat/impls/aij/seq/superlu/makefile
>>> patching file src/mat/impls/aij/seq/superlu/superlu.c
>>> Hunk #1 FAILED at 21.
>>> Hunk #2 FAILED at 142.
>>> Hunk #4 FAILED at 311.
>>> Hunk #5 succeeded at 517 with fuzz 2.
>>> Hunk #6 FAILED at 569.
>>> Hunk #8 succeeded at 618 with fuzz 1.
>>> 4 out of 8 hunks FAILED -- saving rejects to file
>>> src/mat/impls/aij/seq/superlu/superlu.c.rej
>>>
>>> Similar error on mumps_patch_single.diff.
>>>
>>> Patching petsc-3.3 is successful though.
>>>
>>> Barry: do you agree with Stefano's approach?
>>>
>>> Hong
>>>
>>> Hong, attached please find the two patches split.
>>>>
>>>> 2012/9/21 Hong Zhang <hzhang at mcs.anl.gov>
>>>>
>>>>> Stefano:
>>>>>
>>>>>>
>>>>>> When Hong has finished testing, I will split the patches and commit
>>>>>> them. Please let me know what macro name you'll choose (or the ugly choice
>>>>>> of course)
>>>>>>
>>>>>
>>>>> How about split the patches now?
>>>>> Then I'll test one package at a time.
>>>>> Hong
>>>>>
>>>>>>
>>>>>> There is also pastix which can be enabled, but the problem is that it
>>>>>> requires pt-scotch for partitioning, and in turn pt-scotch will become a
>>>>>> possible method to be used in MatPartitioning class. Maybe someone can
>>>>>> think about adding a new command line argument in package configure which
>>>>>> guaranties you will use a library (pt-scotch) only inside  pastix and not
>>>>>> within the MatPartitioning class? (maybe using self.useddirectly in
>>>>>> config/BuildSystem/package.py)
>>>>>>
>>>>>> --
>>>>>> Stefano
>>>>>>
>>>>>
>>>>>
>>>>
>>>>
>>>> --
>>>> Stefano
>>>>
>>>
>>>
>>
>>
>> --
>> Stefano
>>
>
>


-- 
Stefano
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