[petsc-users] Partition in x direction is too fine error

[TAY wee-beng]

HI Matt,

Ya, there's a problem with my CAD body.

Thank you

Yours sincerely,

TAY wee-beng

On 4/4/2016 8:28 PM, Matthew Knepley wrote:
> On Mon, Apr 4, 2016 at 2:13 AM, TAY wee-beng <zonexo at gmail.com 
> <mailto:zonexo at gmail.com>> wrote:
>
>     Hi,
>
>     I tried to run a case with dm and I got the error msg:
>
>
>     [0]PETSC ERROR: --------------------- Error Message
>     --------------------------------------------------------------
>     [0]PETSC ERROR: Argument out of range
>     [0]PETSC ERROR: Partition in x direction is too fine! 3 4
>     [0]PETSC ERROR: See
>     http://www.mcs.anl.gov/petsc/documentation/faq.html for trouble
>     shooting.
>     [0]PETSC ERROR: Petsc Release Version 3.6.3, Dec, 03, 2015
>     [0]PETSC ERROR: ./a.out on a petsc-3.6.3_intel_rel named std0210
>     by tsltaywb Mon Apr  4 15:10:06 2016
>     [0]PETSC ERROR: Configure options
>     --with-mpi-dir=/app/intel/compilers_and_libraries_2016.1.150/linux/mpi/intel64
>     --with-blas-lapack-dir=/app/intel/compilers_and_libraries_2016.1.150/linux/mkl/lib/intel64
>     --download-hypre=/home/nus/tsltaywb/source/hypre-2.10.0b-p2.tar.gz
>     --with-debugging=0
>     --prefix=//home/nus/tsltaywb/lib/petsc-3.6.3_intel_rel
>     --with-shared-libraries=0 --known-mpi-shared-libraries=0
>     --with-fortran-interfaces=1
>
>     My grid size is size_x,size_y,size_z          128 217    210
>
>     and I'm using 96 procs.
>
>     May I know what's wrong?
>
>
> You must have some other grids being partitioned as well. We need to 
> see the entire stack trace. Here
> it is saying that the size in x (3) is less than the number of 
> processors in x (4), so maybe you are using
> multigrid or grid sequencing.
>
>    Matt
>
>
>     -- 
>     Thank you
>
>     Yours sincerely,
>
>     TAY wee-beng
>
>
>
>
> -- 
> What most experimenters take for granted before they begin their 
> experiments is infinitely more interesting than any results to which 
> their experiments lead.
> -- Norbert Wiener

-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://lists.mcs.anl.gov/pipermail/petsc-users/attachments/20160405/b645d311/attachment-0001.html>