On Jun 10, 2012, at 9:06 AM, Jed Brown wrote: > Can you set a different prefix for each vector? (I'm surprised that more > people don't run into this problem of incompatibility, but don't know an easy > generic way to fix the problem.) > > $ cat vector.dat.info > -vecload_block_size 1 > -vecload_block_size 3
Very good point. That fixes the problem. and for existing files, I can always delete the .info file. I need to switch to the built-in binary vtk viewer anyway... Blaise > > On Sun, Jun 10, 2012 at 8:37 AM, Blaise Bourdin <bourdin at lsu.edu> wrote: > Hi, > > I think I found another bug related to Vec blocksize... > > It looks like loading vectors with different block sizes from a binary fine > is broken in petsc-3.3: > try the attached example: > > iMac:Misc blaise$ ./TestVecLoad-dev -ndofU 1 -ndofV 3 -nx 2 -ny 2 -mode 0 > Vector Object:UVec 1 MPI processes > type: mpi > Process [0] > 0 > 10 > 1 > 11 > Vector Object:VVec 1 MPI processes > type: mpi > Process [0] > 0 > -100 > -200 > -10 > -110 > -210 > -1 > -101 > -201 > -11 > -111 > -211 > Writing vectors to file > iMac:Misc blaise$ ./TestVecLoad-dev -ndofU 1 -ndofV 3 -nx 2 -ny 2 -mode 1 > Reading vectors from file > Processor [0] M 2 N 2 m 1 n 1 w 1 s 1 > X range of indices: 0 2, Y range of indices: 0 2 > Processor [0] M 2 N 2 m 1 n 1 w 3 s 1 > X range of indices: 0 2, Y range of indices: 0 2 > [0]PETSC ERROR: --------------------- Error Message > ------------------------------------ > [0]PETSC ERROR: Arguments are incompatible! > [0]PETSC ERROR: Local size 4 not compatible with block size 3! > [0]PETSC ERROR: > ------------------------------------------------------------------------ > [0]PETSC ERROR: Petsc Release Version 3.3.0, Patch 0, unknown > [0]PETSC ERROR: See docs/changes/index.html for recent updates. > [0]PETSC ERROR: See docs/faq.html for hints about trouble shooting. > [0]PETSC ERROR: See docs/index.html for manual pages. > [0]PETSC ERROR: > ------------------------------------------------------------------------ > [0]PETSC ERROR: ./TestVecLoad-dev on a Darwin-gc named iMac.local by blaise > Sun Jun 10 08:35:07 2012 > [0]PETSC ERROR: Libraries linked from /opt/HPC/petsc-3.3/Darwin-gcc4.2-g/lib > [0]PETSC ERROR: Configure run at Fri Jun 8 22:01:00 2012 > [0]PETSC ERROR: Configure options CFLAGS=-Wno-unused --download-hdf5=1 > --download-metis=1 --download-parmetis=1 --download-sowing=1 > --download-triangle=1 --with-cmake=cmake --with-debugging=1 > --with-gnu-compilers=1 --with-mpi-dir=/opt/HPC/mpich2-1.4.1p1-gcc4.2 > --with-pic --with-shared-libraries=1 --with-x11=1 > [0]PETSC ERROR: > ------------------------------------------------------------------------ > [0]PETSC ERROR: PetscLayoutSetBlockSize() line 459 in > /opt/HPC/petsc-3.3/src/vec/vec/impls/mpi/pmap.c > [0]PETSC ERROR: VecSetBlockSize() line 1526 in > /opt/HPC/petsc-3.3/src/vec/vec/interface/vector.c > [0]PETSC ERROR: VecLoad_Binary() line 104 in > /opt/HPC/petsc-3.3/src/vec/vec/utils/vecio.c > [0]PETSC ERROR: VecLoad_Default() line 348 in > /opt/HPC/petsc-3.3/src/vec/vec/utils/vecio.c > [0]PETSC ERROR: VecLoad() line 1111 in > /opt/HPC/petsc-3.3/src/vec/vec/interface/vector.c > [0]PETSC ERROR: main() line 86 in TestVecLoad-dev.c > application called MPI_Abort(MPI_COMM_WORLD, 75) - process 0 > [unset]: aborting job: > application called MPI_Abort(MPI_COMM_WORLD, 75) - process 0 > > but if one destroys the vector.dat.info file, everything seems fine: > > iMac:Misc blaise$ ./TestVecLoad-dev -ndofU 1 -ndofV 3 -nx 2 -ny 2 -mode 0 > Vector Object:UVec 1 MPI processes > type: mpi > Process [0] > 0 > 10 > 1 > 11 > Vector Object:VVec 1 MPI processes > type: mpi > Process [0] > 0 > -100 > -200 > -10 > -110 > -210 > -1 > -101 > -201 > -11 > -111 > -211 > Writing vectors to file > iMac:Misc blaise$ rm vector.dat.info > iMac:Misc blaise$ ./TestVecLoad-dev -ndofU 1 -ndofV 3 -nx 2 -ny 2 -mode 1 > Reading vectors from file > Processor [0] M 2 N 2 m 1 n 1 w 1 s 1 > X range of indices: 0 2, Y range of indices: 0 2 > Processor [0] M 2 N 2 m 1 n 1 w 3 s 1 > X range of indices: 0 2, Y range of indices: 0 2 > Vector Object:UVec 1 MPI processes > type: seq > 0 > 10 > 1 > 11 > Vector Object:VVec 1 MPI processes > type: seq > 0 > -100 > -200 > -10 > -110 > -210 > -1 > -101 > -201 > -11 > -111 > -211 > > Blaise > > > > -- > Department of Mathematics and Center for Computation & Technology > Louisiana State University, Baton Rouge, LA 70803, USA > Tel. +1 (225) 578 1612, Fax +1 (225) 578 4276 > http://www.math.lsu.edu/~bourdin > > > > > > > > > -- Department of Mathematics and Center for Computation & Technology Louisiana State University, Baton Rouge, LA 70803, USA Tel. +1 (225) 578 1612, Fax +1 (225) 578 4276 http://www.math.lsu.edu/~bourdin -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.mcs.anl.gov/pipermail/petsc-dev/attachments/20120610/0dde78b6/attachment.html>
