[petsc-dev] PetscSF regression in maint

[Lisandro Dalcin]

False alarm, sorry about the noise. As Stefano pointed out in private
email, I have to reconfigure.

On 22 June 2016 at 13:51, Lisandro Dalcin <dalcinl at gmail.com> wrote:
> Trivial Python script creating a periodic 1d plex with 8 segments. The
> script runs fine with tag v3.7.2, however it fails with current maint.
>
> [dalcinl at kw14821 test-dmplex]$ cat mk-plex-1d.py
> import petsc4py, sys
> petsc4py.init(sys.argv)
>
> from petsc4py import PETSc
> import numpy as np
>
> nel = 8
>
> if PETSc.COMM_WORLD.rank == 0:
>     a = np.arange(0, nel, dtype='i')
>     b = np.arange(1, nel+1, dtype='i')
>     b[-1] = a[0]
>     elems = np.vstack((a, b)).T.copy()
>     coord = np.linspace(0, 1, nel+1)[:-1].reshape(-1, 1)
> else:
>     elems = np.zeros([0,2], dtype='i')
>     coord = np.zeros([0,1])
> dm = PETSc.DMPlex().createFromCellList(1, elems, coord)
>
> dm.view()
> dm.setAdjacencyUseCone(True)
> dm.setAdjacencyUseClosure(False)
> dm.distribute(overlap=1)
> dm.view()
>
>
> [dalcinl at kw14821 test-dmplex]$ mpiexec -n 2 python mk-plex-1d.py
> DM Object: 2 MPI processes
>   type: plex
> DM_0x84000004_0 in 1 dimensions:
>   0-cells: 8 0
>   1-cells: 8 0
> Labels:
>   depth: 2 strata of sizes (8, 8)
> Traceback (most recent call last):
>   File "mk-plex-1d.py", line 23, in <module>
>     dm.distribute(overlap=1)
>   File "PETSc/DMPlex.pyx", line 465, in
> petsc4py.PETSc.DMPlex.distribute (src/petsc4py.PETSc.c:226540)
> petsc4py.PETSc.Error: error code 671769091
> [0] DMPlexDistribute() line 1603 in
> /home/devel/petsc/3.7/src/dm/impls/plex/plexdistribute.c
> [0] DMPlexPartitionLabelInvert() line 1742 in
> /home/devel/petsc/3.7/src/dm/impls/plex/plexpartition.c
> [0] DMPlexDistributeData() line 950 in
> /home/devel/petsc/3.7/src/dm/impls/plex/plexdistribute.c
> [0] PetscSFDistributeSection() line 1972 in
> /home/devel/petsc/3.7/src/vec/is/utils/vsectionis.c
> [0] PetscSFCreateEmbeddedSF() line 874 in
> /home/devel/petsc/3.7/src/vec/is/sf/interface/sf.c
> [0] PetscSFBcastEnd() line 1001 in
> /home/devel/petsc/3.7/src/vec/is/sf/interface/sf.c
> [0] PetscSFBcastEnd_Basic() line 945 in
> /home/devel/petsc/3.7/src/vec/is/sf/impls/basic/sfbasic.c
> [0] PetscSFBasicGetPackInUse() line 804 in
> /home/devel/petsc/3.7/src/vec/is/sf/impls/basic/sfbasic.c
> [0] MPIPetsc_Type_compare() line 106 in
> /home/devel/petsc/3.7/src/vec/is/sf/interface/sftype.c
> [0] MPIPetsc_Type_free() line 28 in
> /home/devel/petsc/3.7/src/vec/is/sf/interface/sftype.c
> Traceback (most recent call last):
>   File "mk-plex-1d.py", line 23, in <module>
>     dm.distribute(overlap=1)
>   File "PETSc/DMPlex.pyx", line 465, in
> petsc4py.PETSc.DMPlex.distribute (src/petsc4py.PETSc.c:226540)
> petsc4py.PETSc.Error: error code 470442499
> [1] DMPlexDistribute() line 1603 in
> /home/devel/petsc/3.7/src/dm/impls/plex/plexdistribute.c
> [1] DMPlexPartitionLabelInvert() line 1742 in
> /home/devel/petsc/3.7/src/dm/impls/plex/plexpartition.c
> [1] DMPlexDistributeData() line 950 in
> /home/devel/petsc/3.7/src/dm/impls/plex/plexdistribute.c
> [1] PetscSFDistributeSection() line 1972 in
> /home/devel/petsc/3.7/src/vec/is/utils/vsectionis.c
> [1] PetscSFCreateEmbeddedSF() line 874 in
> /home/devel/petsc/3.7/src/vec/is/sf/interface/sf.c
> [1] PetscSFBcastEnd() line 1001 in
> /home/devel/petsc/3.7/src/vec/is/sf/interface/sf.c
> [1] PetscSFBcastEnd_Basic() line 945 in
> /home/devel/petsc/3.7/src/vec/is/sf/impls/basic/sfbasic.c
> [1] PetscSFBasicGetPackInUse() line 804 in
> /home/devel/petsc/3.7/src/vec/is/sf/impls/basic/sfbasic.c
> [1] MPIPetsc_Type_compare() line 106 in
> /home/devel/petsc/3.7/src/vec/is/sf/interface/sftype.c
> [1] MPIPetsc_Type_free() line 28 in
> /home/devel/petsc/3.7/src/vec/is/sf/interface/sftype.c
>
> ===================================================================================
> =   BAD TERMINATION OF ONE OF YOUR APPLICATION PROCESSES
> =   PID 31698 RUNNING AT kw14821
> =   EXIT CODE: 1
> =   CLEANING UP REMAINING PROCESSES
> =   YOU CAN IGNORE THE BELOW CLEANUP MESSAGES
> ===================================================================================
>
>
> --
> Lisandro Dalcin
> ============
> Research Scientist
> Computer, Electrical and Mathematical Sciences & Engineering (CEMSE)
> Extreme Computing Research Center (ECRC)
> King Abdullah University of Science and Technology (KAUST)
> http://ecrc.kaust.edu.sa/
>
> 4700 King Abdullah University of Science and Technology
> al-Khawarizmi Bldg (Bldg 1), Office # 0109
> Thuwal 23955-6900, Kingdom of Saudi Arabia
> http://www.kaust.edu.sa
>
> Office Phone: +966 12 808-0459



-- 
Lisandro Dalcin
============
Research Scientist
Computer, Electrical and Mathematical Sciences & Engineering (CEMSE)
Extreme Computing Research Center (ECRC)
King Abdullah University of Science and Technology (KAUST)
http://ecrc.kaust.edu.sa/

4700 King Abdullah University of Science and Technology
al-Khawarizmi Bldg (Bldg 1), Office # 0109
Thuwal 23955-6900, Kingdom of Saudi Arabia
http://www.kaust.edu.sa

Office Phone: +966 12 808-0459