[petsc-users] Start logging with -info after PetscInitialize()

[Jacob Faibussowitsch]

Call PetscInfoDestroy() first.

https://petsc.org/main/manualpages/Profiling/PetscInfoDestroy/

Best regards,

Jacob Faibussowitsch
(Jacob Fai - booss - oh - vitch)

> On Jun 13, 2023, at 10:16, Jeremy Theler (External) via petsc-users <petsc-users at mcs.anl.gov> wrote:
> 
> Hello all.
> 
> I've asked this question to Satish personally last week at the conference, but I'm stuck so any help would be appreciated.
> For some reason not worth explaining, I need to activate -info after PetscInitialize() has been already called.
> I'm trying something like this:
> 
> PetscOptionsSetValue(NULL, "-info", NULL);        
> PetscInfoSetFromOptions(NULL);
> 
> The second call fails with
> 
> [0]PETSC ERROR: --------------------- Error Message --------------------------------------------------------------
> [0]PETSC ERROR: Object is in wrong state
> [0]PETSC ERROR: PetscInfoSetClasses() cannot be called after PetscInfoGetClass() or PetscInfoProcessClass()
> [0]PETSC ERROR: See https://petsc.org/release/faq/ for trouble shooting.
> [0]PETSC ERROR: Petsc Release Version 3.19.2, Jun 01, 2023
> [0]PETSC ERROR: reflexCLI on a double-int32-release named LIN54Z7SQ3 by jtheler Tue Jun 13 11:08:29 2023
> [0]PETSC ERROR: Configure options --download-eigen --download-hdf5 --download-hypre --download-metis --download-mumps --download-parmetis --download-pragmatic --download-scalapack --download-slepc --with-64-bit-indices=no --with-debugging=no --with-precision=double --with-scalar-type=real COPTFLAGS=-O3 CXXOPTFLAGS=-O3 FOPTFLAGS=-O3 --download-egads --download-opencascade --download-tetgen
> [0]PETSC ERROR: #1 PetscInfoSetClasses() at /home/jtheler/libs/petsc-3.19.2/src/sys/info/verboseinfo.c:182
> [0]PETSC ERROR: #2 PetscInfoSetFromOptions() at /home/jtheler/libs/petsc-3.19.2/src/sys/info/verboseinfo.c:407
> 
> But if I ignore the non-zero return value and I allow my program to continue, the required logging is enabled.
> I also tried using a local PetscOptions object but the result is the same.
> 
> Any ideas to avoid that wrong state error?
> 
> Thanks
> --
> jeremy