[Users] IOHDF5 Error

[Erik Schnetter]

Gwyneth

Can you produce a stack backtrace? Or can you show more output, in
particular while setting Carpet::veryverbose = yes?

I don't think this error is related to the bboxset class, so disabling
bboxset2 is unlikely to help.

-erik


On Tue, Mar 21, 2017 at 4:32 PM, Gwyneth Allwright <allgwy001 at myuct.ac.za>
wrote:

> Hi Erik, Ian, Frank:
>
> Thankfully, I managed to get Open MPI working on my laptop and can now run
> things again!
>
> I tried running the parameter file that produces the error on the HPC.
> Previously, the error did not appear on my laptop, but now it does (when
> running on two processes). I don't think there's an issue with a very small
> domain and a very large number of MPI processes here.
>
> I get:
>
> Assertion failed: (all(stride == other.stride)), function binary_operator,
> file /Users/gwynethallwright/Cactus/arrangements/Carpet/CarpetLib/src/bboxset2.hh,
> line 261.
>
> The simulation seems to abort immediately after TwoPunctures finishes
> setting up the initial data and the actual evolution begins.
>
> Should I try compiling with -DCARPET_DISABLE_BBOXSET2 on my laptop?
>
> Gwyneth
>
>
> On Mon, Mar 13, 2017 at 2:49 PM, Ian Hinder <ian.hinder at aei.mpg.de> wrote:
>
>>
>> On 13 Mar 2017, at 13:14, Gwyneth Allwright <allgwy001 at myuct.ac.za>
>> wrote:
>>
>> > Hi Ian, Frank, Erik,
>> >
>> > Thanks for the comments!
>> >
>> > Ian, I'm using my full cluster core allocation for simulations at the
>> moment, but should be able to get back to you about adjusting CPPFLAGS in a
>> few days' time. The same goes for changing the number of MPI processes (I
>> was indeed using a much higher number of processes when running on the
>> cluster).
>>
>> Does the problem appear immediately?  Can you run on your laptop with the
>> same number of MPI processes as you were using on the cluster when you saw
>> the error?
>>
>> > Frank, I haven't been able to find a (direct and obvious) indication of
>> which bboxset implementation is used in the output. But I've attached it to
>> the ticket, so you're welcome to have a look. (Erik did say that it was
>> bboxset2.)
>>
>> The error indicates that it is definitely using bboxset2 on the cluster.
>> The question is what is used on your laptop.  The logic that decides which
>> implementation to use is in
>>
>> arrangements/Carpet/CarpetLib/src/defs.hh:
>>
>> // Disable bboxset2 if C++11 is not supported
>> #if !defined(HAVE_CCTK_CXX_AUTO_SPECIFIER) ||
>>       \
>>     !defined(HAVE_CCTK_CXX_LAMBDA) || !defined(HAVE_CCTK_CXX_RANGE_B
>> ASED_FOR)
>> #ifndef CARPET_DISABLE_BBOXSET2
>> #define CARPET_WARN_DISABLE_BBOXSET2
>> #endif
>> #undef CARPET_DISABLE_BBOXSET2
>> #define CARPET_DISABLE_BBOXSET2
>> #endif
>>
>> #ifndef CARPET_DISABLE_BBOXSET2
>> #define CARPET_ENABLE_BBOXSET2
>> #define CARPET_USE_BBOXSET2
>> #endif
>>
>> Assuming that you are using gcc on your laptop, you could add
>> compile-time output which will tell you which is being used:
>>
>> // Disable bboxset2 if C++11 is not supported
>> #if !defined(HAVE_CCTK_CXX_AUTO_SPECIFIER) ||
>>       \
>>     !defined(HAVE_CCTK_CXX_LAMBDA) || !defined(HAVE_CCTK_CXX_RANGE_B
>> ASED_FOR)
>> #ifndef CARPET_DISABLE_BBOXSET2
>> #define CARPET_WARN_DISABLE_BBOXSET2
>> #endif
>> #undef CARPET_DISABLE_BBOXSET2
>> #define CARPET_DISABLE_BBOXSET2
>> #pragma message "bboxset2 disabled"
>> #endif
>>
>> #ifndef CARPET_DISABLE_BBOXSET2
>> #define CARPET_ENABLE_BBOXSET2
>> #define CARPET_USE_BBOXSET2
>> #pragma message "bboxset2 enabled"
>> #pragma message "bboxset2 used"
>> #endif
>>
>> (the only changes are to add the pragma lines).
>>
>> On my laptop, this gives
>>
>> COMPILING arrangements/Carpet/CarpetLib/src/bboxset1.cc
>> In file included from /Users/ian/Cactus/EinsteinTool
>> kitGit/arrangements/Carpet/CarpetLib/src/bboxset1.cc:9:0:
>> /Users/ian/Cactus/EinsteinToolkitGit/arrangements/Carpet/CarpetLib/src/defs.hh:34:17:
>> note: #pragma message: bboxset2 enabled
>>  #pragma message "bboxset2 enabled"
>>                  ^
>> /Users/ian/Cactus/EinsteinToolkitGit/arrangements/Carpet/CarpetLib/src/defs.hh:35:17:
>> note: #pragma message: bboxset2 used
>>  #pragma message "bboxset2 used"
>>
>>
>> --
>> Ian Hinder
>> http://members.aei.mpg.de/ianhin
>>
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>
>


-- 
Erik Schnetter <schnetter at cct.lsu.edu>
http://www.perimeterinstitute.ca/personal/eschnetter/
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