[Users] ET test failures on Stampede

[Erik Schnetter]

On Thu, Oct 30, 2014 at 2:26 PM, Steven R. Brandt <sbrandt at cct.lsu.edu> wrote:
> On 10/30/2014 01:07 PM, Erik Schnetter wrote:
>> Ian
>>
>> As a side remark, the executables created on Trestles are not
>> runnable. The test cases that nevertheless succeed on Trestles (!) are
>> probably not interesting.
> How does the test succeed if the executable can't run?

That's the question.

Cactus doesn't test whether the executable runs, it tests whether
every generated output file is correct. Maybe there are zero output
files.

-erik

> Cheers,
> Steve
>>
>> -erik
>>
>> On Thu, Oct 30, 2014 at 11:34 AM, Ian Hinder <ian.hinder at aei.mpg.de> wrote:
>>> On 30 Oct 2014, at 15:03, Erik Schnetter <schnetter at cct.lsu.edu> wrote:
>>>
>>>> I've begun to run the automated tests for the ET on our production
>>>> machines. Things look very good almost everywhere, except on Stampede,
>>>> one of the machines that is most important to us. It seems that there
>>>> are many test failures for GRHydro, and these seem to be caused by
>>>> segfaults. Does anybody volunteer to investigate?
>>> I don't know anything about the problems with GRHydro.
>>>
>>> I was having problems a while back with the current simfactory default version of mvapich2, and TACC support suggested I try the mvapich2-x version.  The problem I saw was the MPI reductions would hang.  I have been using that for a few months with no problems.  The required change to the optionlist is:
>>>
>>>> < MPI_DIR  = /opt/apps/intel13/mvapich2/1.9
>>>> ---
>>>>> MPI_DIR  = /home1/apps/intel13/mvapich2-x/2.0b
>>>>> MPI_LIB_DIRS = /home1/apps/intel13/mvapich2-x/2.0b/lib64
>>>
>>> At least, this was before the changes to the MPI thorn.  It's possible that this is no longer enough.
>>>
>>> Should we change to this version in simfactory for the release?
>>>
>>> --
>>> Ian Hinder
>>> http://numrel.aei.mpg.de/people/hinder
>>>
>>
>>
>
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-- 
Erik Schnetter <schnetter at cct.lsu.edu>
http://www.perimeterinstitute.ca/personal/eschnetter/