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Subject: Re: [boost] cache size runtime detection
From: Joel FALCOU (joel.falcou_at_[hidden])
Date: 2015-08-17 16:04:44


On 17/08/2015 19:43, James Sharpe wrote:
> hwloc is a library that already provides this information:
> http://www.open-mpi.org/projects/hwloc/, and goes further to provide
> locations of PCIe devices, and facilities to bind memory allocations to
> specific NUMA domains.
> There is then the netloc library built on top of this (
> http://www.open-mpi.org/projects/netloc/) which provides topology
> information at the network level using infiniband and openflow as data
> sources.

My fear is that we devolve into reinventing this wheel :/
I think a first mielstone shoudl be grabbing info about system constants
informations.

Topology of machines is a beast to get right across paltform.


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