Your PETSc installation is for complex, data is for real On Mon, Jul 29, 2024, 23:14 neil liu <liufi...@gmail.com> wrote:
> I compiled Petsc with single precision. However, it is not converged with > the data. Please see the attached file. On Mon, Jul 29, 2024 at 4: 25 PM > Barry Smith <bsmith@ petsc. dev> wrote: This can happen if the data was > stored in single precision > ZjQcmQRYFpfptBannerStart > This Message Is From an External Sender > This message came from outside your organization. > > ZjQcmQRYFpfptBannerEnd > I compiled Petsc with single precision. However, it is not converged with > the data. > > Please see the attached file. > > On Mon, Jul 29, 2024 at 4:25 PM Barry Smith <bsm...@petsc.dev> wrote: > >> >> This can happen if the data was stored in single precision and PETSc >> was built for double. >> >> >> On Jul 29, 2024, at 3:55 PM, neil liu <liufi...@gmail.com> wrote: >> >> This Message Is From an External Sender >> This message came from outside your organization. >> Dear Petsc developers,, >> >> I am trying to run >> https://urldefense.us/v3/__https://petsc.org/release/src/ksp/ksp/tutorials/ex72.c.html__;!!G_uCfscf7eWS!dwTKXCltGM9-bkaDPXs4VJqHhf4VpcCQ1EbltIKpsrXyXtSUl5mppPpD5dckFB6TV2fuRs-VxwKdeuGLe7mV4ToyX_LjFK0$ >> >> <https://urldefense.us/v3/__https://petsc.org/release/src/ksp/ksp/tutorials/ex72.c.html__;!!G_uCfscf7eWS!ZG4gvmS6hQD8ymbvCUDfAatzRUJHzmWO-hOgp9m0xXuAXgIB-fxe_xspYs3WEPi_Ed0UFLMHKanYuYWrTlQGrA$> >> with >> >> petsc-3.21.1/petsc/arch-linux-c-opt/bin/mpirun -n 2 ./ex72 -f >> /Documents/PetscData/poisson_DMPLEX_32x32_16.dat -pc_type bddc -ksp_type cg >> -ksp_norm_type natural -ksp_error_if_not_converged -mat_type is >> >> The file was downloaded and put in the directory PetscData. >> >> The error is shown as follows, >> >> 0]PETSC ERROR: --------------------- Error Message >> -------------------------------------------------------------- >> [0]PETSC ERROR: Read from file failed >> [0]PETSC ERROR: Read past end of file >> [0]PETSC ERROR: WARNING! There are unused option(s) set! Could be the >> program crashed before usage or a spelling mistake, etc! >> [0]PETSC ERROR: Option left: name:-ksp_error_if_not_converged (no >> value) source: command line >> [0]PETSC ERROR: Option left: name:-ksp_norm_type value: natural source: >> command line >> [0]PETSC ERROR: Option left: name:-ksp_type value: cg source: command >> line >> [0]PETSC ERROR: Option left: name:-pc_type value: bddc source: command >> line >> [0]PETSC ERROR: See >> https://urldefense.us/v3/__https://petsc.org/release/faq/__;!!G_uCfscf7eWS!dwTKXCltGM9-bkaDPXs4VJqHhf4VpcCQ1EbltIKpsrXyXtSUl5mppPpD5dckFB6TV2fuRs-VxwKdeuGLe7mV4Toy5wnaJks$ >> >> <https://urldefense.us/v3/__https://petsc.org/release/faq/__;!!G_uCfscf7eWS!ZG4gvmS6hQD8ymbvCUDfAatzRUJHzmWO-hOgp9m0xXuAXgIB-fxe_xspYs3WEPi_Ed0UFLMHKanYuYVR0x14Xg$> >> for trouble shooting. >> [0]PETSC ERROR: Petsc Release Version 3.21.1, unknown >> [0]PETSC ERROR: ./ex72 on a arch-linux-c-opt named >> Mon Jul 29 15:50:04 2024 >> [0]PETSC ERROR: Configure options --with-cc=gcc --with-fc=gfortran >> --with-cxx=g++ --download-fblaslapack --download-mpich >> --with-scalar-type=complex --download-triangle --with-debugging=no >> [0]PETSC ERROR: #1 PetscBinaryRead() at >> /home/xxxxxx/Documents/petsc-3.21.1/petsc/src/sys/fileio/sysio.c:327 >> [0]PETSC ERROR: #2 PetscViewerBinaryWriteReadAll() at >> /home/xiaodong.liu/Documents/petsc-3.21.1/petsc/src/sys/classes/viewer/impls/binary/binv.c:1077 >> [0]PETSC ERROR: #3 PetscViewerBinaryReadAll() at >> /home/xiaodong.liu/Documents/petsc-3.21.1/petsc/src/sys/classes/viewer/impls/binary/binv.c:1119 >> [0]PETSC ERROR: #4 MatLoad_MPIAIJ_Binary() at >> Documents/petsc-3.21.1/petsc/src/mat/impls/aij/mpi/mpiaij.c:3093 >> [0]PETSC ERROR: #5 MatLoad_MPIAIJ() at >> /Documents/petsc-3.21.1/petsc/src/mat/impls/aij/mpi/mpiaij.c:3035 >> [0]PETSC ERROR: #6 MatLoad() at >> /Documents/petsc-3.21.1/petsc/src/mat/interface/matrix.c:1344 >> [0]PETSC ERROR: #7 MatLoad_IS() at >> /Documents/petsc-3.21.1/petsc/src/mat/impls/is/matis.c:2575 >> [0]PETSC ERROR: #8 MatLoad() at >> /home/Documents/petsc-3.21.1/petsc/src/mat/interface/matrix.c:1344 >> [0]PETSC ERROR: #9 main() at ex72.c:105 >> [0]PETSC ERROR: PETSc Option Table entries: >> [0]PETSC ERROR: -f >> /Documents/PetscData/poisson_DMPLEX_32x32_16.dat (source: command line) >> [0]PETSC ERROR: -ksp_error_if_not_converged (source: command line) >> [0]PETSC ERROR: -ksp_norm_type natural (source: command line) >> [0]PETSC ERROR: -ksp_type cg (source: command line) >> [0]PETSC ERROR: -mat_type is (source: command line) >> [0]PETSC ERROR: -pc_type bddc (source: command line) >> [0]PETSC ERROR: ----------------End of Error Message -------send entire >> error message to petsc-ma...@mcs.anl.gov---------- >> application called MPI_Abort(MPI_COMM_SELF, 66) - process 0 >> >> >>
