[petsc-dev] The errors when running petsc/src/snes/examples/tutorials/ex19.c in PETSc

Lulu Liu lulu.liu at kaust.edu.sa
Tue May 7 14:05:25 CDT 2013


I used next branch and got these errors. However, I pulled master and test
ex19.c, and got the following errors:
 0 SNES Function norm 5381.22
  1 SNES Function norm 3104.04
  2 SNES Function norm 777.712
  3 SNES Function norm 45.9649
  4 SNES Function norm 0.195115
  5 SNES Function norm 6.28208e-06
SNES Object: 2 MPI processes
  type: newtonls
  maximum iterations=50, maximum function evaluations=10000
  tolerances: relative=1e-08, absolute=1e-50, solution=1e-08
  total number of linear solver iterations=47
  total number of function evaluations=0
  SNESLineSearch Object:   2 MPI processes
    type: bt
      interpolation: cubic
      alpha=1.000000e-04
    maxstep=1.000000e+08, minlambda=1.000000e-12
    tolerances: relative=1.000000e-08, absolute=1.000000e-15,
lambda=1.000000e-08
    maximum iterations=40
  SNES Object:  (npc_)   2 MPI processes
    type: nasm
      Nonlinear Additive Schwarz: total subdomain blocks = 2
      Nonlinear Additive Schwarz: restriction/interpolation type - BASIC
      Nonlinear Additive Schwarz: subSNES iterations: 275635578 subKSP
iterations: -2128747920
      [0] number of local blocks = 1
      [1] number of local blocks = 1
      Local SNES objects:
      SNES Object:      (npc_sub_)       1 MPI processes
        type: newtonls
        maximum iterations=50, maximum function evaluations=10000
        tolerances: relative=1e-08, absolute=1e-50, solution=1e-08
        total number of linear solver iterations=1
        total number of function evaluations=2
        SNESLineSearch Object:        (npc_sub_)         1 MPI processes
          type: bt
            interpolation: cubic
            alpha=1.000000e-04
          maxstep=1.000000e+08, minlambda=1.000000e-12
          tolerances: relative=1.000000e-08, absolute=1.000000e-15,
lambda=1.000000e-08
          maximum iterations=40
        KSP Object:        (npc_sub_)         1 MPI processes
          type: preonly
          maximum iterations=10000, initial guess is zero
          tolerances:  relative=1e-05, absolute=1e-50, divergence=10000
          left preconditioning
          using NONE norm type for convergence test
        PC Object:        (npc_sub_)         1 MPI processes
          type: lu
            LU: out-of-place factorization
            tolerance for zero pivot 2.22045e-14
            matrix ordering: nd
            factor fill ratio given 5, needed 2.95194
              Factored matrix follows:
                Matrix Object:                 1 MPI processes
                  type: seqaij
                  rows=468, cols=468, bs=4
                  package used to perform factorization: petsc
                  total: nonzeros=25552, allocated nonzeros=25552
                  total number of mallocs used during MatSetValues calls =0
                    using I-node routines: found 117 nodes, limit used is 5
          linear system matrix = precond matrix:
          Matrix Object:           1 MPI processes
            type: seqaij
            rows=468, cols=468, bs=4
            total: nonzeros=8656, allocated nonzeros=8656
            total number of mallocs used during MatSetValues calls =0
              using I-node routines: found 117 nodes, limit used is 5
[1]PETSC ERROR: PetscCommDuplicate() line 183 in
/Users/liul/soft/petsc/src/sys/objects/tagm.c
[1]PETSC ERROR: PetscSynchronizedFlush() line 450 in
/Users/liul/soft/petsc/src/sys/fileio/mprint.c
[1]PETSC ERROR: PetscViewerFlush_ASCII() line 135 in
/Users/liul/soft/petsc/src/sys/classes/viewer/impls/ascii/filev.c
[1]PETSC ERROR: PetscViewerFlush() line 30 in
/Users/liul/soft/petsc/src/sys/classes/viewer/interface/flush.c
[1]PETSC ERROR: SNESView_NASM() line 222 in
/Users/liul/soft/petsc/src/snes/impls/nasm/nasm.c
[1]PETSC ERROR: SNESView() line 251 in
/Users/liul/soft/petsc/src/snes/interface/snes.c
[1]PETSC ERROR: SNESView() line 336 in
/Users/liul/soft/petsc/src/snes/interface/snes.c
[1]PETSC ERROR: SNESSolve() line 3677 in
/Users/liul/soft/petsc/src/snes/interface/snes.c
[1]PETSC ERROR: main() line 157 in src/snes/examples/tutorials/ex19.c
application called MPI_Abort(MPI_COMM_WORLD, 872626446) - process 1
[cli_1]: aborting job:
application called MPI_Abort(MPI_COMM_WORLD, 872626446) - process 1



On Tue, May 7, 2013 at 9:14 PM, Peter Brune <prbrune at gmail.com> wrote:

> I can't reproduce.  Have you pulled master recently?  Those line numbers
> don't correspond to anything, and that file hasn't changed very much in a
> while.
>
> - Peter
>
>
> On Tue, May 7, 2013 at 11:31 AM, Lulu Liu <lulu.liu at kaust.edu.sa> wrote:
>
>> mpirun -n 2  ./ex19 -da_refine 2 -da_overlap 2 -snes_monitor_short
>> -snes_type aspin  -grashof 4e4 -lidvelocity 100   -snes_view
>>
>>  0 SNES Function norm 5381.22
>>   1 SNES Function norm 3104.04
>>   2 SNES Function norm 777.712
>>   3 SNES Function norm 45.9649
>>   4 SNES Function norm 0.195115
>>   5 SNES Function norm 6.28208e-06
>> SNES Object: 2 MPI processes
>>   type: newtonls
>>   maximum iterations=50, maximum function evaluations=10000
>>   tolerances: relative=1e-08, absolute=1e-50, solution=1e-08
>>   total number of linear solver iterations=47
>>   total number of function evaluations=0
>>   SNESLineSearch Object:   2 MPI processes
>>     type: bt
>>       interpolation: cubic
>>       alpha=1.000000e-04
>>     maxstep=1.000000e+08, minlambda=1.000000e-12
>>     tolerances: relative=1.000000e-08, absolute=1.000000e-15,
>> lambda=1.000000e-08
>>     maximum iterations=40
>>   SNES Object:  (npc_)   2 MPI processes
>>     type: nasm
>>       Nonlinear Additive Schwarz: total subdomain blocks = 2
>>       Nonlinear Additive Schwarz: restriction/interpolation type - BASIC
>>       Nonlinear Additive Schwarz: subSNES iterations: 114022506 subKSP
>> iterations: 564006000
>>       [0] number of local blocks = 1
>>       [1] number of local blocks = 1
>>       Local SNES objects:
>>       SNES Object:      (npc_sub_)       1 MPI processes
>>         type: newtonls
>>         maximum iterations=50, maximum function evaluations=10000
>>         tolerances: relative=1e-08, absolute=1e-50, solution=1e-08
>>         total number of linear solver iterations=1
>>         total number of function evaluations=3
>>         SNESLineSearch Object:        (npc_sub_)         1 MPI processes
>>           type: bt
>>             interpolation: cubic
>>             alpha=1.000000e-04
>>           maxstep=1.000000e+08, minlambda=1.000000e-12
>>           tolerances: relative=1.000000e-08, absolute=1.000000e-15,
>> lambda=1.000000e-08
>>           maximum iterations=40
>>         KSP Object:        (npc_sub_)         1 MPI processes
>>           type: preonly
>>           maximum iterations=10000, initial guess is zero
>>           tolerances:  relative=1e-05, absolute=1e-50, divergence=10000
>>           left preconditioning
>>           using NONE norm type for convergence test
>>         PC Object:        (npc_sub_)         1 MPI processes
>>           type: lu
>>             LU: out-of-place factorization
>>             tolerance for zero pivot 2.22045e-14
>>             matrix ordering: nd
>>             factor fill ratio given 5, needed 2.95194
>>               Factored matrix follows:
>>                 Matrix Object:                 1 MPI processes
>>                   type: seqaij
>>                   rows=468, cols=468, bs=4
>>                   package used to perform factorization: petsc
>>                   total: nonzeros=25552, allocated nonzeros=25552
>>                   total number of mallocs used during MatSetValues calls
>> =0
>>                     using I-node routines: found 117 nodes, limit used is
>> 5
>>           linear system matrix = precond matrix:
>>           Matrix Object:           1 MPI processes
>>             type: seqaij
>>             rows=468, cols=468, bs=4
>>             total: nonzeros=8656, allocated nonzeros=8656
>>             total number of mallocs used during MatSetValues calls =0
>>               using I-node routines: found 117 nodes, limit used is 5
>> [1]PETSC ERROR: PetscCommDuplicate() line 183 in
>> /Users/liul/soft/petsc/src/sys/objects/tagm.c
>> [1]PETSC ERROR: PetscSynchronizedFlush() line 450 in
>> /Users/liul/soft/petsc/src/sys/fileio/mprint.c
>> [1]PETSC ERROR: PetscViewerFlush_ASCII() line 135 in
>> /Users/liul/soft/petsc/src/sys/classes/viewer/impls/ascii/filev.c
>> [1]PETSC ERROR: PetscViewerFlush() line 30 in
>> /Users/liul/soft/petsc/src/sys/classes/viewer/interface/flush.c
>> [1]PETSC ERROR: SNESView_NASM() line 240 in
>> /Users/liul/soft/petsc/src/snes/impls/nasm/nasm.c
>> [1]PETSC ERROR: SNESView() line 251 in
>> /Users/liul/soft/petsc/src/snes/interface/snes.c
>> [1]PETSC ERROR: SNESView() line 336 in
>> /Users/liul/soft/petsc/src/snes/interface/snes.c
>> [1]PETSC ERROR: SNESSolve() line 3804 in
>> /Users/liul/soft/petsc/src/snes/interface/snes.c
>> [1]PETSC ERROR: main() line 157 in src/snes/examples/tutorials/ex19.c
>> application called MPI_Abort(MPI_COMM_WORLD, 872626446) - process 1
>> [cli_1]: aborting job:
>> application called MPI_Abort(MPI_COMM_WORLD, 872626446) - process 1
>>  --
>> Best wishes,
>> Lulu Liu
>> Applied Mathematics and Computational Science
>> King Abdullah University of Science and Technology
>> Tel:+966-0544701599
>>
>> ------------------------------
>> This message and its contents, including attachments are intended solely
>> for the original recipient. If you are not the intended recipient or have
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>
>
>


-- 
Best wishes,
Lulu Liu
Applied Mathematics and Computational Science
King Abdullah University of Science and Technology
Tel:+966-0544701599

-- 

------------------------------
This message and its contents, including attachments are intended solely 
for the original recipient. If you are not the intended recipient or have 
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