[Pw_forum] Running parallel in some example of 2 cup is wrong?
songsong19840614 at gmail.com
Fri May 27 02:46:32 CEST 2011
Thank you for Duy Le and GAO Zhe's help.I will follow your suggestion to try
在 2011年5月27日 上午12:15，GAO Zhe <flux_ray12 at 163.com>写道：
> In example 03, the first step is a calculation of CO at GAMMA point.
> Thus, you cannot use more than one pool to run it. Why not try *mpiexec -n
> 8 pw.x -npool 1* and see how it goes?
> GAO Zhe
> CMC Lab, MSE, SNU, Seoul, S.Korea
> At 2011-05-26 22:35:08，lucking-pine <songsong19840614 at gmail.com> wrote:
> My computer is 2 cpu and 8 core of Dell. In some examples are crash. Such
> as:co.out of example 03 show that 'from d_&_i:error;some nodes have no k
> And the environment_varibles of examples I set :
> PARA_PREFIX="mpiexec -n 8"
> PARA_POSTFIX="-npool 2"
> And how odd is when I set :
> PARA_PREFIX="mpiexec -n 4"
> PARA_POSTFIX="-npool 1"
> the example 03 can be work.
> The similar case occur also in some of other examples.
> Please tell what problem is…………thanks.
> ps:my compiler is:icc11.1.075,ifort11.1.075,mpich2,pwscf 4.2.1
> system is red hat enterprise linux 5
> Pw_forum mailing list
> Pw_forum at pwscf.org
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