On Thu, Apr 22, 2021 at 1:45 PM Barry Smith <[email protected]> wrote:
> > It would be straightforward to add an option to -info to output only > from a particular MPI_COMM_WORLD global rank. > > Maybe an extra :rank at the end of the info options? > > Open 128k files is nuts. > Yep, and Fugaku can't deal with 128K MPI ranks then it should love 128K files > > Barry > > On Apr 22, 2021, at 11:14 AM, Mark Adams <[email protected]> wrote: > > OK, so -info out.%p would do what I asked. Alas, what I really need it to > reduce the output with 128K processes. > Thanks, > > On Thu, Apr 22, 2021 at 11:54 AM Pierre Jolivet <[email protected]> wrote: > >> >> >> On 22 Apr 2021, at 5:33 PM, Jacob Faibussowitsch <[email protected]> >> wrote: >> >> Not out of the box no. There is -info ::self which makes info only print >> from calls made on PETSC_COMM_SELF, but I don’t think that’s what you want. >> Best advice would be to print to a file and grep the file for any lines >> starting with the rank number you want. >> >> >> There is no need for grep, IMHO, just do -info file and then open file.%p >> >> Thanks, >> Pierre >> >> Best regards, >> >> Jacob Faibussowitsch >> (Jacob Fai - booss - oh - vitch) >> >> On Apr 22, 2021, at 10:16, Mark Adams <[email protected]> wrote: >> >> Can I make -info only print from one process? >> Mark >> >> >> >> >
