Thank you. Now, I got it. Sorry for bothering you. On Fri, Nov 2, 2012 at 5:04 PM, Jed Brown <jedbrown at mcs.anl.gov> wrote:
> For the third time, look at the title of the issue I linked. I'm not going > to answer any more questions that are directly addressed in that issue > because I don't have time to repeat myself so many times _and_ get useful > things done. > > This is higher priority now because we are using PetscSF in some more > visible places. > On Nov 2, 2012 5:57 PM, "Fande Kong" <fd.kong at siat.ac.cn> wrote: > >> Yes. I haven't tested my code on MPICH. Because MPICH don't >> support infiniband in the supercomputer. But I have tested code on mvapich. >> It also has bugs, when the finite mesh is larger than 50M. >> >> Now, I just want to know if you will change to use point-point. If you >> would not, I will try to rewrite PetscSF for me. >> >> Thanks, >> >> On Fri, Nov 2, 2012 at 4:41 PM, Jed Brown <jedbrown at mcs.anl.gov> wrote: >> >>> >>> On Nov 2, 2012 5:24 PM, "Fande Kong" <fd.kong at siat.ac.cn> wrote: >>> > >>> > I got it. You still didn't fix the bugs that I encountered a few >>> months ago. All current MPI implementations couldn't support the function >>> MPI_Accumulate or others well with one-sided communication when data is >>> large. >>> >>> I have not had problems with MPICH. >>> >> >> >> >> -- >> Fande Kong >> ShenZhen Institutes of Advanced Technology >> Chinese Academy of Sciences >> >> -- Fande Kong ShenZhen Institutes of Advanced Technology Chinese Academy of Sciences -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.mcs.anl.gov/pipermail/petsc-users/attachments/20121102/190a3694/attachment.html>
