[MITgcm-devel] sx8 and testing

Jean-Michel Campin jmc at ocean.mit.edu
Tue May 26 14:12:02 EDT 2009


Martin,

Thanks for the information. I will keep "globalFIles=.TRUE."
(even though it's not always safe with MPI) for dome & the 2
offline_exf_seaice so that it get tested in few experiments.
Cheers,
Jean-Michel

On Tue, May 26, 2009 at 06:28:52PM +0200, Martin Losch wrote:
> Jean-Michel,
>
> There are a few experiments that are failing on sx8 for different  
> reasons:
> - adjustment.cs-32x32x1.nlfs fails (on purpose, or at least as expected, 
> as you told me previously)
> - fizhi-cs_32x32x40, fizhi-cs-aqualev20: floating point exception ->  
> some coding problems which I am not responsible for
> - dome, global_ocean.cs32x15.icedyn/thsice, offline_exf_seaice/seaicetd 
> (when mnc is not used) all finish correctly, but somehow testreport does 
> not recognize the output.txt that is properly produced. I have not yet 
> bothered to find out. I has to do with the fact that in my testing scheme 
> the "NORMAL END" statement, that testreport is looking for, is difficult 
> to produce.
> - lab_sea (and also offline_exf_seaice when mnc is used) breaks because 
> there are many netcdf files being opened. For some reason, opening a 
> netcdf file requires a lot of core memory on the NEC-SX8, and when I ask 
> for more, I exceed the limit of the smallest queue, so I decided not to 
> bother.
>
> So, basically there is no problem that I can not explain (o:
> Martin
>
>
>> Not related: Martin,
>> on sx8: dome, offline_exf_seaice and offline_exf_seaice.seaicetd
>> don't do very well. The MPI tests has been added recently,
>> and I suspect globalFile to be the problem.
>> Could you try to re-run those test exp
>> on sx8 but commenting out "globalFiles=.TRUE.," ?
>>
>> Thanks,
>> Jean-Michel
>>
>> On Mon, May 25, 2009 at 09:00:52AM +0200, Martin Losch wrote:
>>> Ok, it appears to me that the crashes are really only related to the
>>> (default) free-slip boundary conditions. I will wait for Dimitris'
>>> packaged config and then check in the fix that seems to work for him
>>> (after testing it a little).
>>>
>>> Martin
>>>
>>> On May 22, 2009, at 6:21 PM, Dimitris Menemenlis wrote:
>>>
>>>> Patrick, thanks.  this confirms you were running with free-slip sea
>>>> ice boundary conditions when you crashed.
>>>>
>>>> Martin, I will try to take a closer look and also to package and  
>>>> send
>>>> you the config that fails quickly ASAP but probably not today.  I  
>>>> just
>>>> came back from a meeting and need to catch up on  a few things.
>>>>
>>>> D.
>>>>
>>>> On May 22, 2009, at 9:04 AM, Patrick Heimbach wrote:
>>>>
>>>>> <data.seaice>
>>>>
>>>> Dimitris Menemenlis <menemenlis at jpl.nasa.gov>
>>>> Jet Propulsion Lab, California Institute of Technology
>>>> MS 300-323, 4800 Oak Grove Dr, Pasadena CA 91109-8099, USA
>>>> tel: 818-354-1656;  cell: 818-625-6498;  fax: 818-393-6720
>>>>
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