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- From: Francois Bottin <Francois.Bottin@cea.fr>
- To: forum@abinit.org
- Subject: Re: [abinit-forum] parallelism over bands in ABINIT
- Date: Thu, 30 Nov 2006 09:17:16 +0100
Dear Dr. Dumont,
This is the orthon routine which permits to start with orthogonalized wavefunctions. The orthon in vtowfk.F90 was removed in //. These routines are very time consuming when nprocs or nband increase. You could remove this one in // as it will be in the 5.3.x release. Note that these two orthon have no influence on our results (with the lobpcg algorithm).
Regards
Francois Bottin
Guillaume Dumont wrote:
Hi,
I have noticed in my output files (for the gold case) that when the number of processors is increased the inwffil routine starts to become very time consuming, around 30% of total time at 144cpus. Any idea what could cause this routine to take that much time?
regards
--
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Francois Bottin tel: 01 69 26 41 73
CEA/DIF fax: 01 69 26 70 77
BP 12 Bruyeres-le-Chatel email: Francois.Bottin@cea.fr
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- Re: [abinit-forum] parallelism over bands in ABINIT, (continued)
- Re: [abinit-forum] parallelism over bands in ABINIT, Guillaume Dumont, 11/13/2006
- {Filename?} Re: [abinit-forum] parallelism over bands in ABINIT, Guillaume Dumont, 11/23/2006
- Re: [abinit-forum] parallelism over bands in ABINIT, Francois Bottin, 11/24/2006
- Re: [abinit-forum] parallelism over bands in ABINIT, Guillaume Dumont, 11/27/2006
- Re: [abinit-forum] parallelism over bands in ABINIT, Guillaume Dumont, 11/27/2006
- Re: [abinit-forum] parallelism over bands in ABINIT, Anglade Pierre-Matthieu, 11/28/2006
- Re: [abinit-forum] parallelism over bands in ABINIT, Anglade Pierre-Matthieu, 11/28/2006
- Re: [abinit-forum] parallelism over bands in ABINIT, Guillaume Dumont, 11/28/2006
- Re: [abinit-forum] parallelism over bands in ABINIT, Anglade Pierre-Matthieu, 11/28/2006
- Re: [abinit-forum] parallelism over bands in ABINIT, Guillaume Dumont, 11/30/2006
- Re: [abinit-forum] parallelism over bands in ABINIT, Francois Bottin, 11/30/2006
- Re: [abinit-forum] parallelism over bands in ABINIT, Guillaume Dumont, 11/30/2006
- Re: [abinit-forum] parallelism over bands in ABINIT, Francois Bottin, 11/30/2006
- {Filename?} Re: [abinit-forum] parallelism over bands in ABINIT, Guillaume Dumont, 11/23/2006
- Re: [abinit-forum] parallelism over bands in ABINIT, Guillaume Dumont, 11/13/2006
- Re: [abinit-forum] parallelism over bands in ABINIT, Francois Bottin, 11/30/2006
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