On Tue, Dec 13, 2011 at 10:13 AM, Xiangdong Liang <xdliang at gmail.com> wrote:
> Hello everyone, > > I am using PetscPrintf(PETSC_COMM_WORLD,.....) to print out some > information. When I run the program on multiple processors, some of > these calls are printed out multiple times, while other calls are > printed out once. Should it be printed only once if I use > PETSC_COMM_WORLD? Thanks. The print is executed only on rank 0 of the communicator provided. Matt > > Xiangdong > > PS. I am using petsc-dev. My code works fine on real petsc-3.1-p8. I > just switched to complex petsc-dev and see this problem. > -- What most experimenters take for granted before they begin their experiments is infinitely more interesting than any results to which their experiments lead. -- Norbert Wiener -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.mcs.anl.gov/pipermail/petsc-users/attachments/20111213/ae259414/attachment-0001.htm>