<div dir="ltr"><div>Hi.<br><br></div>I am trying to assemble a big matrix, but PETSc fail with the following message (this was executed with 5 processes):<br><br>[0]PETSC ERROR: --------------------- Error Message --------------------------------------------------------------<br>[0]PETSC ERROR: Argument out of range<br>[0]PETSC ERROR: A really huge hash is being requested.. cannot process: 3418625<br>[0]PETSC ERROR: See <a href="http://www.mcs.anl.gov/petsc/documentation/faq.html">http://www.mcs.anl.gov/petsc/documentation/faq.html</a> for trouble shooting.<br>[0]PETSC ERROR: Petsc Release Version 3.7.5, Jan, 01, 2017 <br>[0]PETSC ERROR: /home/lvella/src/cyberex/cyberex-3d on a x86_64 named r1i1n4 by lvella Thu Oct  5 19:31:29 2017<br>[0]PETSC ERROR: Configure options --prefix=/opt/sw/petsc/3.7.5-gcc4.9.1-openmpi1.8.4 --PETSC_ARCH=x86_64 --with-mpi=1 --with-mpi-dir=/opt/sw/openmpi/1.8.4-gcc4.9.1 --with-hwloc=1 --with-hwloc-dir=/opt/sw/hwloc/1.6.1 --with-hdf5=1 --with-h<br>df5-dir=/opt/sw/hdf5/1.8.14-gcc4.9.1-openmpi1.8.4 F77=mpif77 F90=mpif90 --with-shared-libraries=0 --download-f2cblaslapack=1 --download-hdf5=0 --with-clanguage=C --with-c++-support --with-x=0 --with-debubbing=yes --download-hypre=1<br>[0]PETSC ERROR: #1 PetscTableCreateHashSize() line 28 in /home/rsaramago/build-pkgs/petsc-3.7.5/src/sys/utils/ctable.c<br>[0]PETSC ERROR: ------------------------------------------------------------------------<br><br clear="all"><div><div>What caused the problem and how to handle it?<br><br></div><div>Thanks,<br></div><div><br>--<br><div class="gmail_signature">Lucas Clemente Vella<br><a href="mailto:lvella@gmail.com" target="_blank">lvella@gmail.com</a></div>
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