[Nek5000-users] Maximum number of history points using hpts()
nek5000-users at lists.mcs.anl.gov
nek5000-users at lists.mcs.anl.gov
Fri Mar 30 03:29:57 CDT 2018
I have increased the number of MPI ranks and it worked just fine.
Thank you,
Best regards,
Arnold
Le 30/03/2018 à 09:48, nek5000-users at lists.mcs.anl.gov a écrit :
>
> Hi so lhis is equal to 359641 and I'm using 7 ranks.. However I can
> try and increase that value (which I will try immediately).
>
> Best,
>
> Arnold
>
>
> Le 29/03/2018 à 17:57, nek5000-users at lists.mcs.anl.gov a écrit :
>> What's your lhis? How many MPI ranks are you using?
>>
>> -----Original message-----
>>> From:nek5000-users at lists.mcs.anl.gov <nek5000-users at lists.mcs.anl.gov>
>>> Sent: Thursday 29th March 2018 17:54
>>> To:nek5000-users at lists.mcs.anl.gov
>>> Subject: Re: [Nek5000-users] Maximum number of history points using hpts()
>>>
>>> I'm executing 9 times nek5000 to call hpts (using different
>>> case.his files containing each 39960 points, using a shell script)
>>> because I need When I'm using 359640=9*39660 points
>>> This works perfectly fine. However when I'm trying to use a
>>> single file in order to execute nek5000 once, it gives the
>>> following error following error when the number of points is equal
>>> to 359640 :
>>>
>>> dump history points
>>> reading history points
>>> found 359640 points
>>> APPLICATION TERMINATED WITH THE EXIT STRING: Segmentation fault
>>> (signal 11)
>>>
>>> I guess I'm encountering some memory problems..
>>>
>>> Best regards,
>>>
>>> Arnold
>>>
>>> Le 29/03/2018 à 17:27,
>>> nek5000-users at lists.mcs.anl.gov <mailto:nek5000-users at lists.mcs.anl.gov> a écrit :
>>> What do you mean with doesn't work anymore. How does it manifest itself?
>>> -----Original message-----
>>> From:nek5000-users at lists.mcs.anl.gov <mailto:From:nek5000-users at lists.mcs.anl.gov> <nek5000-users at lists.mcs.anl.gov> <mailto:nek5000-users at lists.mcs.anl.gov>
>>> Sent: Thursday 29th March 2018 17:23
>>> To:nek5000-users at lists.mcs.anl.gov <mailto:nek5000-users at lists.mcs.anl.gov>
>>> Subject: Re: [Nek5000-users] Maximum number of history points using hpts()
>>> Hello Pierre,
>>> In my case my case.his file contains 39960 points and lhis=39961,
>>> however when I increased the first value and the lhis variable
>>> accordingly it doesn't work anymore. Is there something I'm
>>> missing?
>>> Best,
>>> Arnold
>>> Le 29/03/2018 à 16:30,
>>> nek5000-users at lists.mcs.anl.gov <mailto:nek5000-users at lists.mcs.anl.gov> <mailto:nek5000-users at lists.mcs.anl.gov> <mailto:nek5000-users at lists.mcs.anl.gov> a écrit :
>>> Hi
>>> Arnold,
>>> You can set it in the SIZE file:
>>> param(lhis=100) ! # of pts a proc reads from hpts.in
>>> ! Note: lhis*np > npoints in
>>> hpts.in
>>> best,
>>> Pierre
>>> On 2018-03-29 16:14,nek5000-users at lists.mcs.anl.gov <mailto:nek5000-users at lists.mcs.anl.gov> <mailto:nek5000-users at lists.mcs.anl.gov> <mailto:nek5000-users at lists.mcs.anl.gov> wrote:
>>> Hi Neks,
>>> I was wondering if there is any maximum number of history points
>>> one should put in the case.his file. If someone could help me
>>> regarding that topic, I haven't found any information yet.
>>> Thank you for your time,
>>> Best,
>>> Arnold
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>>> --
>>> Arnold Wakim
>>> Ph.D. Student
>>> Département Aérodynamique, Aéroélasticité, Acoustique
>>> INST
>>> Tél: +33 1 46 23 51 83
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>>> --
>>> Arnold Wakim
>>> Ph.D. Student
>>> Département Aérodynamique, Aéroélasticité, Acoustique
>>> INST
>>> Tél: +33 1 46 23 51 83
>>>
>>> ONERA - The French Aerospace Lab - Centre de Meudon
>>> 8, rue des Vertugadins - 92190 MEUDON
>>>
>>> Nous suivre sur :www.onera.fr <http://www.onera.fr> | Twitter<http://www.twitter.com/@onera_fr> | LinkedIn<http://www.linkedin.com/company/onera> | Facebook<http://www.facebook.fr/thefrenchaerospacelab>
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>
> --
> *Arnold Wakim*
> Ph.D. Student
> Département Aérodynamique, Aéroélasticité, Acoustique
> INST
> Tél: +33 1 46 23 51 83
>
>
> ONERA - The French Aerospace Lab - Centre de Meudon
> 8, rue des Vertugadins - 92190 MEUDON
>
> Nous suivre sur : www.onera.fr <http://www.onera.fr> | Twitter
> <http://www.twitter.com/@onera_fr> | LinkedIn
> <http://www.linkedin.com/company/onera> | Facebook
> <http://www.facebook.fr/thefrenchaerospacelab>
>
>
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--
*Arnold Wakim*
Ph.D. Student
Département Aérodynamique, Aéroélasticité, Acoustique
INST
Tél: +33 1 46 23 51 83
ONERA - The French Aerospace Lab - Centre de Meudon
8, rue des Vertugadins - 92190 MEUDON
Nous suivre sur : www.onera.fr <http://www.onera.fr> | Twitter
<http://www.twitter.com/@onera_fr> | LinkedIn
<http://www.linkedin.com/company/onera> | Facebook
<http://www.facebook.fr/thefrenchaerospacelab>
Avertissement/disclaimer http://www.onera.fr/onera-en/emails-terms
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