On Fri, Feb 10, 2017 at 2:33 PM, Jeff Hammond <jeff.scie...@gmail.com> wrote:
> See https://github.com/elemental/Elemental/issues/200. > Excellent find Jeff. Matt > Jeff > > On Fri, Feb 10, 2017 at 12:05 PM, Barry Smith <bsm...@mcs.anl.gov> wrote: > >> >> I am using MPICH 3.2 with 8.2.1 and typically run the entire PETSc test >> suite. Have not observed problems. Maybe upgrade Xcode first? >> >> >> > On Feb 10, 2017, at 1:59 PM, Brad Aagaard <baaga...@usgs.gov> wrote: >> > >> > Are there any known issues with mpich3.2 and clang (Apple LLVM 8.0.0, >> clang 800.0.42.1)? I am getting segfaults in MPI routines within PETSc. >> > The error is: write_line error; fd=-1 buf=:cmd=abort exitcode=59, which >> appears to be similar to the recent DMPlexCreateExodusFromFile() does not >> work on macOS Sierra thread >> > https://lists.mcs.anl.gov/mailman/htdig/petsc-users/2017- >> January/031463.html >> > >> > However, I am not using any Darwin packaging system like homebrew. I am >> building PETSc via the PyLith installer which builds mpich, NetCDF, HDF5, >> etc from scratch using the Apple's clang. If I swap mpich3.2 for >> mpich3.1.3, these segfaults go away, so I am inclined to blame mpich3.2. >> > >> > If this is a unknown or undiagnosed issue, I will try a standalone >> PETSc install to try to reproduce it. >> > >> > Thanks, >> > Brad >> > >> > >> >> > > > -- > Jeff Hammond > jeff.scie...@gmail.com > http://jeffhammond.github.io/ > -- 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