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Subject: Re: [hwloc-devel] 1.0-rc1
From: Samuel Thibault (samuel.thibault_at_[hidden])
Date: 2010-03-03 04:28:30


Brice Goglin, le Wed 03 Mar 2010 09:56:42 +0100, a écrit :
> I am asking people here, some are confused by all these
> --logical/--physical outputs. One idea that came is to always keep the
> logical index and print the physical index as an attribute. Something like:
>
> $ lstopo -
> Machine(1508MB) + Socket#0 (phys=0) + L2(phys=0,2048KB)
> L1(phys=0,32KB) + Core#0(phys=0) + P#0(phys=0)
> L1(phys=1,32KB) + Core#1(phys=1) + P#1(phys=1)
>
>
> I am interested by this idea. The physical index could actually be
> displayed as an attribute for Proc all the time since it's often
> interesting.

And for NUMA nodes too I guess?

However, what to show in the graphical output? Printing both indexes
will make the output very large. The usage I mostly have there is to
pass --physical, to print the physical indexes of NUMA nodes and procs.

> The physical index of other objects is often useless and even
> confusing.

Right.

Samuel