On Aug 17, 2011, at 2:26 AM, Brice Goglin wrote:
>> What about an MPI version of lstopo ?
> If you want to see the entire MPI job topology within a single topology,
> doing it inside hwloc would likely require to check for mpirun/mpiexec
> parameters and so on at configure... big mess. Something like below with
> the previously proposed API/utility may be enough:
> mpirun lstopo <hostname>.xml
> hwloc_xml_agregate cluster.xml *.xml
> export HWLOC_XMLFILE=cluster.xml
Much as an MPI version sounds interesting (even potentially as a 3rd-party tool), I have to agree that a shell script similar to what Brice typed might be much easier.
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