[petsc-users] Problem in MPI execution

Fazlul Huq huq2090 at gmail.com
Fri Feb 1 15:04:03 CST 2019


Thanks!
I will try that.
Sincerely,
Huq

On Wed, Jan 30, 2019, 8:33 PM Smith, Barry F. <bsmith at mcs.anl.gov> wrote:

>
>
> > On Jan 30, 2019, at 9:24 AM, Matthew Knepley via petsc-users <
> petsc-users at mcs.anl.gov> wrote:
> >
> > On Wed, Jan 30, 2019 at 8:57 AM Fazlul Huq <huq2090 at gmail.com> wrote:
> > Thanks Matt.
> >
> > Is there anyway to go over this problem?
> > I need to run program with parallel Cholesky and ILU.
> >
> > From the link I sent you, you can try MUMPS and PasTiX for Cholesky.
>
>    And look at the -pc_hypre_type option; one of them is for ILU.
>
>
> >
> >    Matt
> >
> > Thanks.
> > Sincerely,
> > Huq
> >
> > On Wed, Jan 30, 2019 at 7:32 AM Matthew Knepley <knepley at gmail.com>
> wrote:
> > On Wed, Jan 30, 2019 at 8:25 AM Fazlul Huq via petsc-users <
> petsc-users at mcs.anl.gov> wrote:
> > Hello PETSc Developers,
> >
> > I am trying to run my code with the following commands:
> > $PETSC_DIR/$PETSC_ARCH/bin/mpiexec -n 6 ./poisson_m -n $x -pc_type hypre
> -pc_hypre_type boomeramg
> > $PETSC_DIR/$PETSC_ARCH/bin/mpiexec -n 2 ./poisson_m -n $x -pc_type
> cholesky -log_view
> > $PETSC_DIR/$PETSC_ARCH/bin/mpiexec -n 2 ./poisson_m -n $x -pc_type ilu
> -log_view
> >
> > We do not have parallel Cholesky or ILU by default. Here is the table of
> solvers:
> https://www.mcs.anl.gov/petsc/documentation/linearsolvertable.html
> >
> >   Matt
> >
> > It works with fine first case (-pc_type hypre -pc_hyper_type boomeramg)
> but for 2nd and 3rd case I got the following error message:
> >
> > Solving the problem...[0]PETSC ERROR: --------------------- Error
> Message --------------------------------------------------------------
> > [0]PETSC ERROR: See
> http://www.mcs.anl.gov/petsc/documentation/linearsolvertable.html for
> possible LU and Cholesky solvers
> > [0]PETSC ERROR: Could not locate a solver package. Perhaps you must
> ./configure with --download-<package>
> > [0]PETSC ERROR: See http://www.mcs.anl.gov/petsc/documentation/faq.html
> for trouble shooting.
> > [0]PETSC ERROR: Petsc Release Version 3.10.2, Oct, 09, 2018
> > [0]PETSC ERROR: ./poisson_m on a arch-linux2-c-debug named
> huq2090-XPS-15-9570 by huq2090 Wed Jan 30 07:17:40 2019
> > [0]PETSC ERROR: Configure options --with-debugging=no
> --with-64-bit-indices --download-hypre --download-mpich
> > [0]PETSC ERROR: #1 MatGetFactor() line 4415 in
> /home/huq2090/petsc-3.10.2/src/mat/interface/matrix.c
> > [0]PETSC ERROR: #2 PCSetUp_ILU() line 142 in
> /home/huq2090/petsc-3.10.2/src/ksp/pc/impls/factor/ilu/ilu.c
> > [0]PETSC ERROR: #3 PCSetUp() line 932 in
> /home/huq2090/petsc-3.10.2/src/ksp/pc/interface/precon.c
> > [0]PETSC ERROR: #4 KSPSetUp() line 391 in
> /home/huq2090/petsc-3.10.2/src/ksp/ksp/interface/itfunc.c
> > [0]PETSC ERROR: #5 KSPSolve() line 723 in
> /home/huq2090/petsc-3.10.2/src/ksp/ksp/interface/itfunc.c
> > [0]PETSC ERROR: #6 main() line 199 in
> /home/huq2090/petsc-3.10.2/problems/ksp/poisson_m.c
> > [0]PETSC ERROR: PETSc Option Table entries:
> > [0]PETSC ERROR: -log_view
> > [0]PETSC ERROR: -n 9999999
> > [0]PETSC ERROR: -pc_type ilu
> > [0]PETSC ERROR: ----------------End of Error Message -------send entire
> error message to petsc-maint at mcs.anl.gov----------
> > application called MPI_Abort(MPI_COMM_WORLD, 92) - process 0
> >
> >
> > Any suggestion?
> > Thanks.
> > Sincerely,
> > Huq
> >
> > --
> >
> > Fazlul Huq
> > Graduate Research Assistant
> > Department of Nuclear, Plasma & Radiological Engineering (NPRE)
> > University of Illinois at Urbana-Champaign (UIUC)
> > E-mail: huq2090 at gmail.com
> >
> >
> > --
> > 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
> >
> > https://www.cse.buffalo.edu/~knepley/
> >
> >
> > --
> >
> > Fazlul Huq
> > Graduate Research Assistant
> > Department of Nuclear, Plasma & Radiological Engineering (NPRE)
> > University of Illinois at Urbana-Champaign (UIUC)
> > E-mail: huq2090 at gmail.com
> >
> >
> > --
> > 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
> >
> > https://www.cse.buffalo.edu/~knepley/
>
>
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