[Nek5000-users] Maximum number of history points using hpts()

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
>>>            ONERA - The French Aerospace Lab - Centre de Meudon
>>>            8, rue des Vertugadins - 92190 MEUDON
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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
>>>            
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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
>
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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 
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