[petsc-users] About MatTransposeMatMult

Hong Zhang hzhang at mcs.anl.gov
Thu Sep 26 13:50:03 CDT 2013


Joon :

>
> I don't have time now. So I try to run
> petsc/src/mat/examples/tests/ex163.c sequentially tonight and let you know.
>

ex163.c requires a matrix data file, I'm attaching one for your
convenience.
Run it with
./ex163 -f small

or you may send me your code for testing.

Hong

>
> ----- Original Message -----
> From: "Hong Zhang" <hzhang at mcs.anl.gov>
> To: "Jed Brown" <jedbrown at mcs.anl.gov>
> Cc: "Karl Rupp" <rupp at mcs.anl.gov>, "Joon Hee Choi" <choi240 at purdue.edu>,
> "PETSc users list" <petsc-users at mcs.anl.gov>
> Sent: Thursday, September 26, 2013 12:12:53 PM
> Subject: Re: [petsc-users] About MatTransposeMatMult
>
>
> Jed,
>
>
>
>
>
>
> >
> > Do you use the master branch from our Bitbucket repository? It contains
> > the commit where Hong added the respective functionality:
> >
> https://bitbucket.org/petsc/petsc/commits/8949adfd119cb1d44c9fb5cf3dc01f4b6a02252d
>
> This is only for MPI. Hong, can you expose
> MatTransposeMatMult_SeqAIJ_SeqDense?
>
>
>
> What do you mean "expose MatTransposeMatMult_SeqAIJ_SeqDense"?
> MatTransposeMatMult_SeqAIJ_SeqDense() is being called for sequential runs.
>
>
>
> Joon,
> Can you run petsc/src/mat/examples/tests/ex163.c sequentially?
>
>
> Hong
>
>
>
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