[petsc-dev] partitioning error

[Jed Brown]

I encountered this bug in a different setting which helped me track this
PetscTable bug down. It should be fixed now, pushed to petsc-3.3 and
petsc-dev.

https://bitbucket.org/petsc/petsc-dev/commits/49609cc9645d624bc488609fdae86a298f15f086


On Tue, Nov 27, 2012 at 8:42 PM, Mark F. Adams <mark.adams at columbia.edu>wrote:

> This  'make runex56' with:
>
> ~/Codes/petsc-dev/src/ksp/ksp/examples/tutorials>cat .petscrc
> -pc_gamg_repartition true
>
> Appended is one procs error messages.
>
> As I said this does run on the Cray but I have not updated metis on Cray
> so I suppose it could be a new bug or an architecture specific bug.
>
> BTW, I have an application that fails in repartitioning (different looking
> error) but I have not been able to reproduce the problem with PETSc tests.
>
> > [1]PETSC ERROR: Invalid argument!
> > [1]PETSC ERROR: Row 20 has diagonal entry; Parmetis forbids diagonal
> entry!
> > [1]PETSC ERROR:
> ------------------------------------------------------------------------
> > [1]PETSC ERROR: Petsc Development HG revision:
> f1247b2b591d9c8175e5595967e67a14b8376e0d  HG Date: Mon Nov 26 12:57:25 2012
> -0600
> > [1]PETSC ERROR: See docs/changes/index.html for recent updates.
> > [1]PETSC ERROR: See docs/faq.html for hints about trouble shooting.
> > [1]PETSC ERROR: [2]PETSC ERROR: --------------------- Error Message
> ------------------------------------
> > [1]PETSC ERROR:
> ------------------------------------------------------------------------
> > [1]PETSC ERROR: ./ex56 on a arch-maco named localhost by markadams Tue
> Nov 27 21:35:05 2012
> > [1]PETSC ERROR: Libraries linked from
> /Users/markadams/Codes/petsc-dev/arch-macosx-gnu-g/lib
> > [1]PETSC ERROR: Configure run at Mon Nov 26 14:29:24 2012
> > [1]PETSC ERROR: Configure options CXX=g++ CC=gcc FC=gfortran
> --download-hypre=1 --download-ml=1 --download-parmetis=1 --download-metis=1
> --download-hdf5=1 --download-triangle=1 --with-x=0 --with-debugging=1
> --download-mpich=1 PETSC_ARCH=arch-macosx-gnu-g
> > [1]PETSC ERROR:
> ------------------------------------------------------------------------
> > [1]PETSC ERROR: MatPartitioningApply_Parmetis() line 71 in
> /Users/markadams/Codes/petsc-dev/src/mat/partition/impls/pmetis/pmetis.c
> > [1]PETSC ERROR: MatPartitioningApply() line 228 in
> /Users/markadams/Codes/petsc-dev/src/mat/partition/partition.c
> > [1]PETSC ERROR: createLevel() line 281 in
> /Users/markadams/Codes/petsc-dev/src/ksp/pc/impls/gamg/gamg.c
> > [1]PETSC ERROR: PCSetUp_GAMG() line 746 in
> /Users/markadams/Codes/petsc-dev/src/ksp/pc/impls/gamg/gamg.c
> > Configure options CXX=g++ CC=gcc FC=gfortran --download-hypre=1
> --download-ml=1 --download-parmetis=1 --download-metis=1 --download-hdf5=1
> --download-triangle=1 --with-x=0 --with-debugging=1 --download-mpich=1
> PETSC_ARCH=arch-macosx-gnu-g
> > [1]PETSC ERROR: PCSetUp() line 832 in
> /Users/markadams/Codes/petsc-dev/src/ksp/pc/interface/precon.c
> > [1]PETSC ERROR: KSPSetUp() line 276 in
> /Users/markadams/Codes/petsc-dev/src/ksp/ksp/interface/itfunc.c
> > [1]PETSC ERROR: main() line 259 in src/ksp/ksp/examples/tutorials/ex56.c
>
>
> On Nov 27, 2012, at 6:39 PM, Jed Brown <jedbrown at mcs.anl.gov> wrote:
>
> What options did you run with? Do you have the full error message?
>
>
> On Mon, Nov 26, 2012 at 1:45 PM, Mark F. Adams <mark.adams at columbia.edu>wrote:
>
>> I'm running ex56 on my Mac with repartitioning and get the appended error.
>>
>> I tried this on a Cray and it runs fine.  I deleted metis and parmetis on
>> my mac and reconfigured and still got the same error.
>>
>> Any ideas?
>>
>> Mark
>>
>> > [1]PETSC ERROR: --------------------- Error Message
>> ------------------------------------
>> > [1]PETSC ERROR: Invalid argument!
>> > [1]PETSC ERROR: Row 20 has diagonal entry; Parmetis forbids diagonal
>> entry!
>> > [1]PETSC ERROR:
>> ------------------------------------------------------------------------
>> > [1]PETSC ERROR: Petsc Development HG revision:
>> f1247b2b591d9c8175e5595967e67a14b8376e0d  HG Date: Mon Nov 26 12:57:25 2012
>> -0600
>> > [1]PETSC ERROR: See docs/changes/index.html for recent updates.
>> > [1]PETSC ERROR: See docs/faq.html for hints about trouble shooting.
>>
>>
>
>
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