[petsc-users] PETSc error only in debug build

[Matteo Semplice]

Adding PetscFunctionBeginUser indeed seems to fix this and moves the 
error to the next function without PetscFunctionBeginUser...

Thanks!

Matteo

Il 17/04/23 18:27, Pierre Jolivet ha scritto:
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>> On 17 Apr 2023, at 6:22 PM, Matteo Semplice 
>> <matteo.semplice at uninsubria.it> wrote:
>>
>> Dear PETSc users,
>>
>>     I am investigating a strange error occurring when using my code 
>> on a cluster; I managed to reproduce it on my machine as well and 
>> it's weird:
>>
>> - on petsc3.19, optimized build, the code runs fine, serial and parallel
>>
>> - on petsc 3,19, --with=debugging=1, the code crashes without giving 
>> me a meaningful message. The output is
>>
>> $ ../levelSet -options_file ../test.opts
>> Converting from ../pointClouds/2d/ptCloud_cerchio.txt in binary 
>> format: this is slow!
>> Pass in the .info file instead!
>> Read 50 particles from ../pointClouds/2d/ptCloud_cerchio.txt
>> Bounding box: [-0.665297, 0.666667] x [-0.666324, 0.666324]
>> [0]PETSC ERROR: --------------------- Error Message 
>> --------------------------------------------------------------
>> [0]PETSC ERROR: Petsc has generated inconsistent data
>> [0]PETSC ERROR: Invalid stack size 0, pop convertCloudTxt 
>> clouds.cpp:139.
>>
>> [0]PETSC ERROR: WARNING! There are option(s) set that were not used! 
>> Could be the program crashed before they were used or a spell
>> ing mistake, etc!
>> [0]PETSC ERROR:   Option left: name:-delta value: 1.0 source: file
>> [0]PETSC ERROR:   Option left: name:-dx value: 0.1 source: file
>> [0]PETSC ERROR:   Option left: name:-extraCells value: 5 source: file
>> [0]PETSC ERROR:   Option left: name:-maxIter value: 200 source: file
>> [0]PETSC ERROR:   Option left: name:-p value: 1.0 source: file
>> [0]PETSC ERROR:   Option left: name:-tau value: 0.1 source: file
>> [0]PETSC ERROR:   Option left: name:-u0tresh value: 0.3 source: file
>> [0]PETSC ERROR: See https://petsc.org/release/faq/ for trouble shooting.
>> [0]PETSC ERROR: Petsc Release Version 3.19.0, unknown
>> [0]PETSC ERROR: ../levelSet on a  named signalkuppe by matteo Mon Apr 
>> 17 18:04:03 2023
>> [0]PETSC ERROR: Configure options --download-ml \ --with-metis 
>> --with-parmetis \ --download-hdf5 \ --with-triangle --with-gmsh \ P
>> ETSC_DIR=/home/matteo/software/petsc --PETSC_ARCH=dbg 
>> --with-debugging=1 --COPTFLAGS=-O --CXXOPTFLAGS=-O --FOPTFLAGS=-O 
>> --prefix=/
>> home/matteo/software/petsc/3.19-dbg/
>> [0]PETSC ERROR: #1 convertCloudTxt() at clouds.cpp:139
>> -------------------------------------------------------------------------- 
>>
>> MPI_ABORT was invoked on rank 0 in communicator MPI_COMM_SELF
>> with errorcode 77.
>>
>> NOTE: invoking MPI_ABORT causes Open MPI to kill all MPI processes.
>> You may or may not see output from other processes, depending on
>> exactly when Open MPI kills them.
>> --------------------------------------------------------------------------
>>
>> Now, line 139 of clouds.cpp is PetscFunctionReturn(PETSC_SUCCESS), so 
>> I cannot understand what is the offending operation in that routine. 
>> (Note: this is a convertion routine and, skipping it, just make the 
>> next routine fail in a similar way...)
>>
>> My student has also tried to compile PETSc with 
>> |--with-strict-petscerrorcode| and fixing all the compilation errors 
>> that were raised, but it didn't help.
>>
>> Do you have any guess on what to look for?
>>
> There may be a PetscFunctionBeginUser; missing at the beginning of the 
> convertCloudTxt() function.
> Could you double-check this?
>
> Thanks,
> Pierre
>>
>> Bonus question to assess the cluster output what is the default value 
>> for --with-debugging? I that option is not specified during PETSc 
>> configure, does one get optimized or debug build?
>>
>> Thanks
>>
>>     Matteo
>>
>> -- 
>> Professore Associato in Analisi Numerica
>> Dipartimento di Scienza e Alta Tecnologia
>> Università degli Studi dell'Insubria
>> Via Valleggio, 11 - Como
>
-- 
---
Professore Associato in Analisi Numerica
Dipartimento di Scienza e Alta Tecnologia
Università degli Studi dell'Insubria
Via Valleggio, 11 - Como
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