[petsc-dev] [petsc-maint #75297] Issue when saving an MPI dense matrix

2011-06-03 Thread Barry Smith
Simone, I have fixed PETSc-dev http://www.mcs.anl.gov/petsc/petsc-as/developers/index.html to support loading and storing any sized dense matrices in native format. I've attached a simple test problem, once you get it installed could you please test it and let me know if you have a

[petsc-dev] [petsc-maint #75297] Issue when saving an MPI dense matrix

2011-06-03 Thread Barry Smith
Simone, This is because we are trying to send messages too long for MPI to handle. This is a problem for MPI for two reasons 1) MPI "count" arguments are always int, when we use 64 bit PetscInt (because of the --with-64-bit-indices PetscInt becomes long long int) this means we "may" be