Praveen,
>From what I can discern, it seems that you've posted this twice:
https://groups.google.com/forum/#!topic/dealii/4TRWnmMywRI
Do you have any objections to me deleting this post?
J-P
On Friday, June 24, 2016 at 8:37:45 AM UTC+2, Praveen C wrote:
>
> Dear all
>
> I am using the new TrilinosWrappers::SolverDirect which allows two step
> solution: initialize and solve. Since I want to calculate LU decomposition
> only once, I do something like this
>
> static int first_time = 1;
>
>
> static TrilinosWrappers::SolverDirect::AdditionalData data (false,
> "Amesos_Mumps");
> static SolverControl solver_control (1, 0);
> static TrilinosWrappers::SolverDirect direct (solver_control, data);
>
>
> // If it is first time, compute LU decomposition
> if(first_time)
> {
> pcout << "Performing LU decomposition\n";
> direct.initialize (mass_matrix);
> first_time = 0;
> }
>
>
> // solve for ax
> {
> TrilinosWrappers::MPI::Vector tmp (locally_owned_dofs,
> mpi_communicator);
> direct.solve (tmp, rhs_ax);
> constraints.distribute (tmp);
> ax = tmp;
> }
>
> This works but then program finishes, I get this message.
>
>
> *** The MPI_Comm_f2c() function was called after MPI_FINALIZE was invoked.
> *** This is disallowed by the MPI standard.
> *** Your MPI job will now abort.
> [(null):4853] Local abort after MPI_FINALIZE completed successfully; not
> able to aggregate error messages, and not able to guarantee that all other
> processes were killed!
> *** The MPI_Comm_f2c() function was called after MPI_FINALIZE was invoked.
> *** This is disallowed by the MPI standard.
> *** Your MPI job will now abort.
> [(null):4854] Local abort after MPI_FINALIZE completed successfully; not
> able to aggregate error messages, and not able to guarantee that all other
> processes were killed!
> -------------------------------------------------------
> Primary job terminated normally, but 1 process returned
> a non-zero exit code.. Per user-direction, the job has been aborted.
> -------------------------------------------------------
> --------------------------------------------------------------------------
> mpirun detected that one or more processes exited with non-zero status,
> thus causing
> the job to be terminated. The first process to do so was:
>
> Process name: [[14617,1],0]
> Exit code: 1
> —————————————————————————————————————
>
> Removing “static” for the solver and recomputing it everytime gets rid of
> this error. So I am guessing it is the “static” qualifier that is causing
> problem. How can I fix this issue ?
>
> Thanks
> praveen
>
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