[petsc-users] Error loading vectors from files : Too many open files.

[Magu Raam Prasaad R]

Hello all,

I am getting this error message while loading vectors from files. I have attached the code to reproduce the error message.

Steps to compile and run the code can be found in monople/README
Machine type: WorkStation
OS version : Ubuntu 17.04
PETSC  version: 3.14.4
Compiler : GNU C
MPI: mpich
Petsc Components: Vec



[0]PETSC ERROR: --------------------- Error Message --------------------------------------------------------------
[0]PETSC ERROR: Unable to open file
[0]PETSC ERROR: Cannot open file p-00502.dat for READ: ��H�E����
[0]PETSC ERROR: See https://www.mcs.anl.gov/petsc/documentation/faq.html for trouble shooting.
[0]PETSC ERROR: Petsc Release Version 3.14.4, unknown
[0]PETSC ERROR: ./kirchhoff on a linux-gnu-c-debug named galois by ratnesh Tue Nov  9 15:05:43 2021
[0]PETSC ERROR: Configure options --download-triangle --download-ctetgen --download-chaco --download-metis --download-parmetis --download-hdf5
[0]PETSC ERROR: #1 PetscBinaryOpen() line 505 in /home/ratnesh/petsc/src/sys/fileio/sysio.c
[0]PETSC ERROR: #2 PetscViewerFileSetUp_BinarySTDIO() line 1457 in /home/ratnesh/petsc/src/sys/classes/viewer/impls/binary/binv.c
[0]PETSC ERROR: #3 PetscViewerSetUp_Binary() line 1512 in /home/ratnesh/petsc/src/sys/classes/viewer/impls/binary/binv.c
[0]PETSC ERROR: #4 PetscViewerSetUp() line 328 in /home/ratnesh/petsc/src/sys/classes/viewer/interface/view.c
[0]PETSC ERROR: #5 VecLoad_Binary() line 73 in /home/ratnesh/petsc/src/vec/vec/utils/vecio.c
[0]PETSC ERROR: #6 VecLoad_Default() line 279 in /home/ratnesh/petsc/src/vec/vec/utils/vecio.c
[0]PETSC ERROR: #7 VecLoad() line 950 in /home/ratnesh/petsc/src/vec/vec/interface/vector.c
[0]PETSC ERROR: #8 ComputePressureAtEmissionTime() line 239 in /home/ratnesh/Desktop/kirchhoff/monopole/kirchhoff/kirchhoff.c
[0]PETSC ERROR: #9 main() line 425 in /home/ratnesh/Desktop/kirchhoff/monopole/kirchhoff/kirchhoff.c
[0]PETSC ERROR: PETSc Option Table entries:
[0]PETSC ERROR: -vecload_block_size 1
[0]PETSC ERROR: ----------------End of Error Message -------send entire error message to petsc-maint at mcs.anl.gov----------
--------------------------------------------------------------------------
Sorry!  You were supposed to get help about:
    mpi-abort
But I couldn't open the help file:
    /usr/share/openmpi/help-mpi-api.txt: Too many open files.  Sorry!

Thank you.

Regards
Magu


-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://lists.mcs.anl.gov/pipermail/petsc-users/attachments/20211109/586e0285/attachment-0001.html>
-------------- next part --------------
A non-text attachment was scrubbed...
Name: monopole.zip
Type: application/zip
Size: 20830 bytes
Desc: monopole.zip
URL: <http://lists.mcs.anl.gov/pipermail/petsc-users/attachments/20211109/586e0285/attachment-0001.zip>