Dear Maxi, For projecting initial values in MPI (project function may fail using PETsc or Trilinos), it is more convenient by direct solving the equation: Mass_matrix*Solution =(InitialvaluesFunc,phi) this part in MPI is not hard, you could do it very quickly I think.
Best, Mark 在 2017年10月13日星期五 UTC+2上午11:05:01,Maxi Miller写道: > > I try to apply initial values to a vector defined as > *LinearAlgebraTrilinos::MPI::Vector > *using > VectorTools::project (dof_handler, hanging_node_constraints, > QGauss<dim>(fe.degree+1), > InitialValues<dim>(), > local_solution); > > > > When initializing the variable fe (as FESystem<dim>) with one or two > components, it works fine. For more than two components I get the error > > -------------------------------------------------------- > An error occurred in line <1366> of file > <~/Downloads/dealii/include/deal.II/numerics/vector_tools.templates.h> in > function > void dealii::VectorTools::{anonymous}::project(const > dealii::Mapping<dim>&, const dealii::DoFHandler<dim>&, const > dealii::ConstraintMatrix&, const dealii::Quadrature<dim>&, const > dealii::Function<dim, typename VectorType::value_type>&, VectorType&, bool, > const dealii > ::Quadrature<(dim - 1)>&, bool) [with VectorType = > dealii::TrilinosWrappers::MPI::Vector; int dim = 2; typename > VectorType::value_type = double] > The violated condition was: > (dynamic_cast<const parallel::Triangulation<dim>* > > (&(dof.get_triangulation()))==nullptr) > Additional information: > You are trying to use functionality in deal.II that is currently not > implemented. In many cases, this indicates that there simply didn't appear > much of a need for it, or that the author of the original code did not have > the time to implement a particular case. If you > hit this exception, it is therefore worth the time to look into the code to > find out whether you may be able to implement the missing functionality. If > you do, please consider providing a patch to the deal.II development sources > (see the deal.II website on how to contri > bute). > > Stacktrace: > ----------- > #0 /opt/dealII/lib/libdeal_II.g.so.9.0.0-pre: > #1 /opt/dealII/lib/libdeal_II.g.so.9.0.0-pre: void > dealii::VectorTools::project<2, dealii::TrilinosWrappers::MPI::Vector, > 2>(dealii::DoFHandler<2, 2> const&, dealii::ConstraintMatrix const&, > dealii::Quadrature<2> const&, dealii::Function<2, > dealii::TrilinosWrappers::MPI > ::Vector::value_type> const&, dealii::TrilinosWrappers::MPI::Vector&, bool, > dealii::Quadrature<(2)-(1)> const&, bool) > #2 ./main: Step15::MinimalSurfaceProblem<2>::run() > #3 ./main: main > -------------------------------------------------------- > > [linux-lb8c:15830] *** Process received signal *** > [linux-lb8c:15830] Signal: Aborted (6) > [linux-lb8c:15830] Signal code: (-6) > [linux-lb8c:15830] [ 0] /lib64/libpthread.so.0(+0x12270)[0x7f294a477270] > [linux-lb8c:15830] [ 1] /lib64/libc.so.6(gsignal+0x110)[0x7f2946c1f0d0] > [linux-lb8c:15830] [ 2] /lib64/libc.so.6(abort+0x151)[0x7f2946c206b1] > [linux-lb8c:15830] [ 3] > /opt/dealII/lib/libdeal_II.g.so.9.0.0-pre(+0x6b9e5d1)[0x7f295b49e5d1] > [linux-lb8c:15830] [ 4] > /opt/dealII/lib/libdeal_II.g.so.9.0.0-pre(_ZN6dealii18deal_II_exceptions9internals5abortERKNS_13ExceptionBaseE+0x1a)[0x7f295b49edaf] > > [linux-lb8c:15830] [ 5] > /opt/dealII/lib/libdeal_II.g.so.9.0.0-pre(_ZN6dealii18deal_II_exceptions9internals11issue_errorINS_18StandardExceptions17ExcNotImplementedEEEvNS1_17ExceptionHandlingEPKciS7_S7_S7_T_+0x98)[0x7f2957373ea1] > > [linux-lb8c:15830] [ 6] > /opt/dealII/lib/libdeal_II.g.so.9.0.0-pre(+0x3f38e23)[0x7f2958838e23] > [linux-lb8c:15830] [ 7] > /opt/dealII/lib/libdeal_II.g.so.9.0.0-pre(_ZN6dealii11VectorTools7projectILi2ENS_16TrilinosWrappers3MPI6VectorELi2EEEvRKNS_10DoFHandlerIXT_EXT1_EEERKNS_16ConstraintMatrixERKNS_10QuadratureIXT_EEERKNS_8FunctionIXT1_ENT0_10value_typeEEERSH_bRKNSC_IX > miT_Li1EEEEb+0x2f)[0x7f295894906e] > [linux-lb8c:15830] [ 8] > ./main(_ZN6Step1521MinimalSurfaceProblemILi2EE3runEv+0xc08)[0x420d08] > [linux-lb8c:15830] [ 9] ./main(main+0x3c)[0x414ad0] > [linux-lb8c:15830] [10] > /lib64/libc.so.6(__libc_start_main+0xea)[0x7f2946c09f4a] > [linux-lb8c:15830] [11] ./main(_start+0x2a)[0x41477a] > [linux-lb8c:15830] *** End of error message *** > Abgebrochen (Speicherabzug geschrieben) > > when running in debug mode. It runs fine in release mode. Why does that > happen for more than two components, and how can I fix/circumvent that? Or > did I (again) forget something? > > My minimal example is attached, the behaviour happens when setting > NUM_COMPONENTS via > > #define NUM_COMPONENTS 100 > > to a value larger than 2. > > > Thank you! > > -- The deal.II project is located at http://www.dealii.org/ For mailing list/forum options, see https://groups.google.com/d/forum/dealii?hl=en --- You received this message because you are subscribed to the Google Groups "deal.II User Group" group. To unsubscribe from this group and stop receiving emails from it, send an email to dealii+unsubscr...@googlegroups.com. For more options, visit https://groups.google.com/d/optout.