Hi This function was used to query depth of hardware objects of a certain type to bind processes to objects at the depth or above in Hydra previously. As you pointed out, the functionality makes no sense with NUMA/IO objects possibly being at different depths or for objects.
> On Mar 14, 2018, at 3:00 PM, Brice Goglin <brice.gog...@inria.fr> wrote: > > Hello > > I can fix the documentation to say that the function always suceeds and > returns the virtual depth for NUMA/IO/Misc. > > I don't understand your third sentence. If by "actual depth", you mean > the depth of a (normal) parent where NUMA are attached (for instance the > depth of Package if NUMAs are attached to Packages), see > hwloc_get_memory_parents_depth(). However, you may have NUMA/IO/Misc > attached to parents at different depths, so it doesn't make much sense > in the general case. > > What do you use this function for? I thought of removing it from 2.0 > because it's hard to define a "usual" order for object types (for > instance L3 can be above or below NUMA for different modern platforms). > > Brice > > > > Le 14/03/2018 à 20:24, Madhu, Kavitha Tiptur a écrit : >> Hello folks, >> >> The function hwloc_get_type_or_above_depth() is supposed to return the depth >> of objects of type “type" or above. It internally calls hwloc_get_type_depth >> which returns virtual depths to NUMA, IO and misc objects. In order to >> retrieve the actual depth of these objects, one needs to call >> hwloc_get_obj_depth() with virtual depth. Can the documentation be updated >> to cover this? Or are there plans of changing this behavior? >> >> Thanks >> Kavitha >> _______________________________________________ >> hwloc-users mailing list >> hwloc-users@lists.open-mpi.org >> https://lists.open-mpi.org/mailman/listinfo/hwloc-users > > _______________________________________________ > hwloc-users mailing list > hwloc-users@lists.open-mpi.org > https://lists.open-mpi.org/mailman/listinfo/hwloc-users _______________________________________________ hwloc-users mailing list hwloc-users@lists.open-mpi.org https://lists.open-mpi.org/mailman/listinfo/hwloc-users
