Open MPI logo

Hardware Locality Development Mailing List Archives

  |   Home   |   Support   |   FAQ   |   all Hardware Locality Development mailing list

Subject: Re: [hwloc-devel] structure assumptions, duplication
From: Brice Goglin (Brice.Goglin_at_[hidden])
Date: 2009-09-30 03:20:47

Fawzi Mohamed wrote:
> 1) a fully hierarchical representation of the machine/hardware where
> each level is a partition, and each level fully covers the previous
> one (from any node you go through all levels using father/childrens,
> father/child are just one level away from each other.

Actually, we support heterogeneous topologies where one level may not
cover entirely the previous one, for instance if you have two different
processors with different levels of caches.