Eric Chamberland comments

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                                            Eric Chamberland

Attach to a running process from command line.

Hi! I would like also to be able to attach to a running process like I do it with `ddd` and `gdb`. I can't get it fully working right now...

From PETSc snes/tutorials/ex56.c ran with hypre, a DIVERGED_INDEFINITE_PC occurs when hypre is configured --with-openmp=1

I have tried: mpiexec -n 4 ./arch-linux-c-debug/tests/snes/tutorials/ex56 -cells 2,2,1 -max_conv_its 2 -lx 1. -alpha .01 -petscspace_degree 2 -ksp_type cg -ksp_monitor_short -ksp_rtol 1.e-8 -pc_type hypre -pc_hypre_type boomeramg -pc_hypre_boomeramg_no_CF true -pc_hypre_boomeramg_agg_nl 1...

From PETSc snes/tutorials/ex56.c ran with hypre, a DIVERGED_INDEFINITE_PC occurs when hypre is configured --with-openmp=1

Oh, sorry, here it is: -pc_hypre_boomeramg_relax_type_all l1scaled-SOR/Jacobi and it works too! ... 0 KSP Residual norm 1.01966e-06 1 KSP Residual norm 3.40277e-07 2 KSP Residual norm 9.85896e-08 3 KSP Residual...

From PETSc snes/tutorials/ex56.c ran with hypre, a DIVERGED_INDEFINITE_PC occurs when hypre is configured --with-openmp=1

I would ask another question: Are there other configurations that should be carefully chosen when OpenMP is used? Thanks again, Eric

Bug: Timeouts occurs when PETSc, then SuperLU_dist is configured --with-openmp=1

Hi, up to now, I have tried the following: 1. I have compiled superlu_dist alone but with almost the same PETSc configuration line: export MYDEST=. /usr/bin/cmake $MYDEST -DCMAKE_INSTALL_PREFIX=$MYDEST -DCMAKE_VERBOSE_MAKEFILE=1 -DCMAKE_C_COMPILER="/opt/openmpi-4.1.0/bin/mpicc"...

Bug: Timeouts occurs when PETSc, then SuperLU_dist is configured --with-openmp=1

*update*: In my previous post, I misconfigured my superlu_dist: I forgot to add -fopenmp! Now, even with that change, all ran tests are reported ok... Here is my new configuration...

Bug: Timeouts occurs when PETSc, then SuperLU_dist is configured --with-openmp=1

In my march 22 post I tried to build superlu_dist repo "outside" of PETSc and to run the tests of superlu_dist. I first forgot to add -fopenmp, but with or...