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- From: "Durgun Engin" <Engin.Durgun@ulg.ac.be>
- To: forum@abinit.org
- Subject: Re: [abinit-forum] bandfft paralelization
- Date: Thu, 20 Dec 2007 22:36:26 +0100 (CET)
- Importance: Normal
First of I would like to thank you for your responses. I have one final
question. As you mentioned I switched to new version. (abinip5.5.2) and
try to perform the same calcuations with 2, 4, and 8 processors. For each
calculation I am still receiving "nproc =4 .= kpoint =1*nsppol =1 the
number of processors is larger than nkpt. This is a waste." Shall I ignore
this warning? And for the time:
2cpu: 188 sec per cpu
4cpu:197 sec per cpu
8cpu:191 sec per cpu
An increase in speed can not be noticed. Do you have an idea about what i
am doing wrong? Thank you in advance...
Engin
nband 16
iscf 5
nstep 100
toldfe 1.0d-5
npband 2 (4 and 8)
npfft 1
timopt -1
fftalg 401
wfoptalg 4
fft_opt_lob 2
iprcch 0
intxc 0
nloalg 4
istwfk 1
# System
acell 18.0 18.0 18.0
angdeg 60.0 60.0 60.0
ecut 30.0
natom 2
ntypat 1
znucl 79
typat 1 1
xangst
0.0 0.0 -1.3550
0.0 0.0 1.3550
# Common parameters
ixc 1
nkpt 1
kpt 0.0 0.0 0.0
wtk 1.0
occopt 1
diemac 1.0
------------------------------------------------------------------
Engin Durgun
University of Liege
Physics Department, Bat. B5 Phone : ++(32) (0)4-366.36.12
B-4000 Sart Tilman Fax : ++(32) (0)4-366.36.29
Belgium e-mail: engin.durgun@ulg.ac.be
------------------------------------------------------------------
- RE: [abinit-forum] Predicting TSS, (continued)
- RE: [abinit-forum] Predicting TSS, Shultz, Jack, 12/19/2007
- Re: [abinit-forum] Predicting TSS, Nicola Marzari, 12/19/2007
- RE: [abinit-forum] Predicting TSS, Shultz, Jack, 12/19/2007
- RE: [abinit-forum] Predicting TSS, Shultz, Jack, 12/19/2007
- RE: [abinit-forum] Predicting TSS, Shultz, Jack, 12/19/2007
- Re: [abinit-forum] Predicting TSS, Nicola Marzari, 12/19/2007
- RE: [abinit-forum] Predicting TSS, Shultz, Jack, 12/19/2007
- bandfft paralelization, Engin Durgun, 12/20/2007
- Re: [abinit-forum] bandfft paralelization, gilles zerah, 12/20/2007
- Re: [abinit-forum] bandfft paralelization, Xavier Gonze, 12/20/2007
- Re: [abinit-forum] bandfft paralelization, Durgun Engin, 12/20/2007
- Re: [abinit-forum] bandfft paralelization, Resul Eryigit, 12/21/2007
- Re: [abinit-forum] Predicting TSS, Nicola Marzari, 12/19/2007
- RE: [abinit-forum] Predicting TSS, Shultz, Jack, 12/19/2007
- Re: [abinit-forum] Predicting TSS, Nicola Marzari, 12/19/2007
- RE: [abinit-forum] Predicting TSS, Shultz, Jack, 12/19/2007
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