In my opinion, the easiest way to solve this problem is to add wf_collect=.t. in nscf calculation "input" file, then use pp.x <input >output without parallelism.
-- GAO Zhe CMC Lab, MSE, SNU, Seoul, S.Korea At 2011-10-08 02:09:04,"Natalia Pavlenko" <natalia at npavlenko.com> wrote: >I tried two different possibilities: first, I used the same number of pools >("-npool 2") in nscf and in pp.x. In this case I received the message: >------------- >from local_dos : error # 1 > problems with xk_pool >------------------ >Second, I tried to run pp.x without setting the option npool >(just pp.x < case_rho.in > case_rho.out), in this case I get the following >message after the crash: >------------------ >from postproc : error # 1 >pw.x run with a different number of pools. Use wf_collect=.true. >------------------- > >Best regards, N. Pavlenko >Dr. Natalia Pavlenko >Institute for Condensed Matter Physics, >Lviv, Ukraine > >Tel.: +38-0322-707401 >Fax: +38-0322-761158 > > > >--- On Fri, 10/7/11, Paolo Giannozzi <giannozz at democritos.it> wrote: > >> From: Paolo Giannozzi <giannozz at democritos.it> >> Subject: Re: [Pw_forum] problems with pp.x for parallel processing >> To: "PWSCF Forum" <pw_forum at pwscf.org> >> Date: Friday, October 7, 2011, 10:40 AM >> >> On Oct 7, 2011, at 18:19 , Natalia Pavlenko wrote: >> >> > I am trying to calculate charge density plots using >> pp.x for 8 >> > parallel >> > processors. The scf and nscf calculations are >> successfully finished. >> > With pp.x, I receive the following warning after the >> CRASH: >> >> you didn't try to run on a diferent number of pools from >> the one >> used in the nscf calculation? >> >> P. >> --- >> Paolo Giannozzi, Dept of >> Chemistry&Physics&Environment, >> Univ. Udine, via delle Scienze 208, 33100 Udine, Italy >> Phone +39-0432-558216, fax +39-0432-558222 >> >> >> >> >> _______________________________________________ >> Pw_forum mailing list >> Pw_forum at pwscf.org >> http://www.democritos.it/mailman/listinfo/pw_forum >> >_______________________________________________ >Pw_forum mailing list >Pw_forum at pwscf.org >http://www.democritos.it/mailman/listinfo/pw_forum -------------- next part -------------- An HTML attachment was scrubbed... URL: http://www.democritos.it/pipermail/pw_forum/attachments/20111008/27dba665/attachment-0001.htm