[Nek5000-users] Maximum number of history points using hpts()
nek5000-users at lists.mcs.anl.gov
nek5000-users at lists.mcs.anl.gov
Thu Mar 29 10:57:34 CDT 2018
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
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> Département Aérodynamique, Aéroélasticité, Acoustique
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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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