Our Spectrum MPI and JSM teams at IBM regularly use hwloc with and without Open MPI on a variety of ppc64le hardware including the AC922 systems. I've personally tested the 1.11 and 2.0 series and it is working well for me on those systems.
Let us know if you encounter any issues. -- Josh On Tue, Apr 16, 2019 at 12:38 PM Hammond, Simon David via users < users@lists.open-mpi.org> wrote: > Hi Prentice, > > We are using OpenMPI and HWLOC on POWER9 servers. The topology information > looks good from our initial use. > > Let me know if you need anything specifically. > > S. > > — > Si Hammond > Scalable Computer Architectures > Sandia National Laboratories, NM > > > On Apr 16, 2019, at 11:28 AM, Prentice Bisbal via users < > users@lists.open-mpi.org> wrote: > > > > OpenMPI Users, > > > > Are any of you using hwloc on Power9 hardware, specifically the IBM > AC922 servers? If so, have you encountered any issues? I checked the > documentation for the latest version (2.03), and found this: > > > >> Since it uses standard Operating System information, hwloc's support is > mostly independant from the processor type > >> (x86, powerpc, ...) and just relies on the Operating System support. > > > > and this: > > > >> To check whether hwloc works on a particular machine, just try to build > it and run lstopo or lstopo-no-graphics. > >> If some things do not look right (e.g. bogus or missing cache > information > > > > We haven't bought any AC922 nodes yet, so i can't try that just yet We > are looking to purchase a small cluster, and want to make sure there are no > known issues between the hardware and software before we make a purchase. > > > > Any feedback will be greatly appreciated. > > > > Thanks, > > > > Prentice > > > > _______________________________________________ > > users mailing list > > users@lists.open-mpi.org > > https://lists.open-mpi.org/mailman/listinfo/users > > _______________________________________________ > users mailing list > users@lists.open-mpi.org > https://lists.open-mpi.org/mailman/listinfo/users -- Josh Hursey IBM Spectrum MPI Developer
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