[aspect-devel] Floating Point Exception error for simple setup
Timo Heister
heister at clemson.edu
Fri Mar 11 04:11:45 PST 2016
Felipe,
are you aware of the fact that, according to the log you posted, you are
running a large 3d computation in DEBUG mode? Take a look at the manual to
learn more about this.
We will look into the other error you posted.
On Mar 11, 2016 02:25, "FELIPE ORELLANA ROVIROSA" <f_orellana at berkeley.edu>
wrote:
>
> Hi all,
>
> After all my days of struggle with the Floating Point Exception error,
> I finally decided to uninstall my Aspect (1.4.0-pre) and start over.
>
> Now I installed Aspect 1.3 , from scratch. This version, being older, I
> guess is better supported and better known by you guys.
>
> Eureka !
>
> I managed to successfully run Aspect on TACC Stempede cluster, for my
> very first time. No errors of FPE or graphics.
>
> I run the 3D convection example. At least it produced the initial
> picture right, and it is time-stepping.. Unfortunately I run out of time on
> the queue, so I will put my stuff to work on a larger queue.
>
> That is all for now. I will come back hopefully just for more advanced
> questions.
>
> I greatly appreciate your attention, thanks,
> cheers,
>
> Felipe
>
>
> On Thu, Mar 10, 2016 at 1:51 PM, Rene Gassmoeller <
> rene.gassmoeller at mailbox.org> wrote:
>
>> Hi Felipe,
>> 'cmake' is only a helper program that sets up a proper Makefile for
>> compiling aspect. To actually change your executable you will always need
>> to recompile aspect after changing things with cmake (see
>> https://cmake.org/overview/ for a more lengthy explanation). Try typing
>> 'make' in your build folder (/home1/04020/unfelipe/packages/ASPECT/build/)
>> and start the model again. This should help.
>>
>> @Timo: I know the FP_Exceptions are very helpful in debugging, but it
>> seems the test for their availability is really fragile and breaks on many
>> clusters. This is basically not our fault, but I have the feeling half of
>> the crashes currently reported on github or the mailing list are caused by
>> them either being falsely activated by the build system, or manually
>> activated although they are not available on the system. Do you think it
>> would help to switch them off by default and hide their cmake option behind
>> an 'Advanced' switch? It would save us a lot of meaningless crashes and
>> mails ;-). I have started to simply disable them manually on every new
>> system, since I only need them on the ones that I use for developing.
>>
>> Best,
>> Rene
>>
>>
>>
>> On 03/10/2016 03:11 PM, FELIPE ORELLANA ROVIROSA wrote:
>>
>>
>> Hi Timo,
>>
>> Thanks for having replied.
>>
>> Here dealing with the FPE thing..
>>
>> I executed the command you advised me:
>>
>> login1.stampede(37)$ cmake -D ASPECT_USE_FP_EXCEPTIONS=OFF .
>>
>> and it worked to this:
>> -- ====================================================
>> -- ============ Configuring ASPECT ====================
>> -- ====================================================
>> -- Found deal.II version 8.5.0-pre at
>> '/home1/04020/unfelipe/packages/deal.II/lib/cmake/deal.II'
>> -- Using PETSc = 'OFF'
>> -- Added 1 tests.
>> -- Enabling dynamic loading of plugins from the input file
>> -- Enabling checking of compatible deal.II library when loading plugins
>> -- Autopilot invoked
>> -- Run $ make info to print a detailed help message
>> -- Writing config into detailed.log...
>> -- Configuring done
>> WARNING: Target "aspect" requests linking to directory
>> "/opt/apps/intel/13/composer_xe_2013.2.146/mkl/lib/intel64". Targets may
>> link only to libraries. CMake is dropping the item.
>> WARNING: Target "quick_mpi" requests linking to directory
>> "/opt/apps/intel/13/composer_xe_2013.2.146/mkl/lib/intel64". Targets may
>> link only to libraries. CMake is dropping the item.
>> -- Generating done
>> -- Build files have been written to:
>> /home1/04020/unfelipe/packages/ASPECT/build
>>
>> Then, I tried running both the 3D and the 2D examples in parallel. For
>> this later one this is the error i got in the output file:
>>
>> ibrun /home1/04020/unfelipe/packages/ASPECT/build/aspect c2Dbox.prm
>> TACC: Starting up job 6708828
>> TACC: Setting up parallel environment for MVAPICH2+mpispawn.
>> TACC: Starting parallel tasks...
>>
>> -----------------------------------------------------------------------------
>> -- This is ASPECT, the Advanced Solver for Problems in Earth's ConvecTion.
>> -- . version 1.4.0-pre
>> -- . running in DEBUG mode
>> -- . running with 256 MPI processes
>> -- . using Trilinos
>>
>> -----------------------------------------------------------------------------
>>
>> [c558-501.stampede.tacc.utexas.edu:mpi_rank_1][error_sighandler] Caught
>> error: Floating point exception (signal 8)
>> [c558-501.stampede.tacc.utexas.edu:mpi_rank_5][error_sighandler] Caught
>> error: Floating point exception (signal 8)
>> [c558-501.stampede.tacc.utexas.edu:mpi_rank_2][error_sighandler] Caught
>> error: Floating point exception (signal 8)
>> [c558-501.stampede.tacc.utexas.edu:mpi_rank_6][error_sighandler] Caught
>> error: Floating point exception (signal 8)
>> [c558-501.stampede.tacc.utexas.edu:mpi_rank_13][error_sighandler] Caught
>> error: Floating point exception (signal 8)
>> [c558-501.stampede.tacc.utexas.edu:mpi_rank_9][error_sighandler] Caught
>> error: Floating point exception (signal 8)
>> [c558-501.stampede.tacc.utexas.edu:mpi_rank_10][error_sighandler] Caught
>> error: Floating point exception (signal 8)
>> [c558-501.stampede.tacc.utexas.edu:mpi_rank_14][error_sighandler] Caught
>> error: Floating point exception (signal 8)
>> [c558-501.stampede.tacc.utexas.edu:mpi_rank_0][error_sighandler] Caught
>> error: Floating point exception (signal 8)
>> ...
>>
>> **************************************
>> This is my module list:
>> Currently Loaded Modules:
>> 1) xalt/0.6 2) TACC 3) git/2.7.0 4) gcc/4.7.1 5)
>> mvapich2/1.9a2 6) mkl/13.0.2.146 7) cmake/3.1.0
>>
>> After having executed the command for FPE OFF you advised me, the only
>> things that changed in the build directory were: tests dir, CMake dir and
>> Makefile. The ASPECT executable remains nevertheless unchanged.. I wonder
>> if this is right..
>>
>> hope you can find out what my problem is,
>> hope you can help me,
>> thanks,
>>
>> Felipe
>>
>> On Wed, Mar 9, 2016 at 5:49 AM, Timo Heister <heister at clemson.edu> wrote:
>>
>>> Hey Felipe,
>>>
>>> the floating point exception feature is still a somewhat fragile
>>> option. You can turn it off with
>>>
>>> cmake -D ASPECT_USE_FP_EXCEPTIONS=OFF .
>>>
>>> in your build directory.
>>>
>>> To improve this feature, can you tell me what compiler versions you
>>> are using? Do you see this problem also when you run the 2d
>>> convection-box on one processor?
>>>
>>> Thanks,
>>> Timo
>>>
>>>
>>>
>>> On Wed, Mar 9, 2016 at 3:21 AM, FELIPE ORELLANA ROVIROSA
>>> <f_orellana at berkeley.edu> wrote:
>>> >
>>> > Hi all,
>>> >
>>> > I am trying to run Aspect in parallel for 3D computations, and
>>> I am
>>> > getting errors related to 'floating point exception'. I know other
>>> people in
>>> > the community has suffered this same problem, in different situations,
>>> > versions and machines.
>>> >
>>> > For instance, I am using version 1.4.0-pre on TACC Stampede. When
>>> > trying to run the 3D convection example, after short running times I
>>> get the
>>> > error:
>>> >
>>> >
>>> >
>>> -----------------------------------------------------------------------------
>>> > -- This is ASPECT, the Advanced Solver for Problems in Earth's
>>> ConvecTion.
>>> > -- . version 1.4.0-pre
>>> > -- . running in DEBUG mode
>>> > -- . running with 256 MPI processes
>>> > -- . using Trilinos
>>> >
>>> -----------------------------------------------------------------------------
>>> >
>>> > [c557-404.stampede.tacc.utexas.edu:mpi_rank_2][error_sighandler]
>>> Caught
>>> > error: Floating point exception (signal 8)
>>> > [c557-404.stampede.tacc.utexas.edu:mpi_rank_5][error_sighandler]
>>> Caught
>>> > error: Floating point exception (signal 8)
>>> > [c557-404.stampede.tacc.utexas.edu:mpi_rank_8][error_sighandler]
>>> Caught
>>> > error: Floating point exception (signal 8)
>>> > [c557-404.stampede.tacc.utexas.edu:mpi_rank_10][error_sighandler]
>>> Caught
>>> > error: Floating point exception (signal 8)
>>> > [c557-404.stampede.tacc.utexas.edu:mpi_rank_12][error_sighandler]
>>> Caught
>>> > error: Floating point exception (signal 8)
>>> > [c557-404.stampede.tacc.utexas.edu:mpi_rank_9][error_sighandler]
>>> Caught
>>> > error: Floating point exception (signal 8)
>>> > [c557-404.stampede.tacc.utexas.edu:mpi_rank_1][error_sighandler]
>>> Caught
>>> > error: Floating point exception (signal 8)
>>> > [c557-404.stampede.tacc.utexas.edu:mpi_rank_6][error_sighandler]
>>> Caught
>>> > error: Floating point exception (signal 8)
>>> > [c557-404.stampede.tacc.utexas.edu:mpi_rank_15][error_sighandler]
>>> Caught
>>> > error: Floating point exception (signal 8)
>>> > [c557-404.stampede.tacc.utexas.edu:mpi_rank_4][error_sighandler]
>>> Caught
>>> > error: Floating point exception (signal 8)
>>> > [c557-404.stampede.tacc.utexas.edu:mpi_rank_7][error_sighandler]
>>> Caught
>>> > error: Floating point exception (signal 8)
>>> > ...
>>> >
>>> > Is there a vulnerability with the Aspect version I am using?
>>> > or the problem lies on another issue?
>>> >
>>> > What would be the recommendation?
>>> >
>>> > I greatly appreciate your help,
>>> > cheers,
>>> >
>>> > Felipe
>>> >
>>> > _______________________________________________
>>> > Aspect-devel mailing list
>>> > Aspect-devel at geodynamics.org
>>> > http://lists.geodynamics.org/cgi-bin/mailman/listinfo/aspect-devel
>>>
>>>
>>>
>>> --
>>> Timo Heister
>>> http://www.math.clemson.edu/~heister/
>>> _______________________________________________
>>> Aspect-devel mailing list
>>> Aspect-devel at geodynamics.org
>>> http://lists.geodynamics.org/cgi-bin/mailman/listinfo/aspect-devel
>>
>>
>>
>>
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