Open MPI logo

Hardware Locality Development Mailing List Archives

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

Subject: Re: [hwloc-devel] Docs questions
From: Jeff Squyres (jsquyres_at_[hidden])
Date: 2010-01-13 20:29:56


Cool; thanks.

Check out https://svn.open-mpi.org/trac/hwloc/changeset/1644 to ensure I got it right.

On Jan 13, 2010, at 8:05 PM, Samuel Thibault wrote:

> Jeff Squyres, le Wed 13 Jan 2010 19:58:45 -0500, a écrit :
> > 1. In the supported list in hwloc.doxy, it says:
> >
> > <li>*FreeBSD</li>
> >
> > Is the "*" a typo, or is it supposed to indicate any BSD? (or something else?)
>
> It means any FreeBSD, i.e. FreeBSD or kFreeBSD/GNU for instance.
>
> > 2. In lstopo.1, the colors description says:
> >
> > .TP
> > White
> > The CPU is allowed but not in the current CPU binding mask.
> > .TP
> > Red
> > The CPU is not allowed.
> >
> > Who/what allows or disallows a CPU?
>
> Administration rules
>
> > Is this a reference to Linux cpuset functionality?
>
> For instance.
>
> > I.e., the CPU is online, but the OS won't let you bind to it?
>
> Yes. See the documentation of the allowed_cpuset field.
>
> > (do other OS's have similar kind of restrictions to Linux's cpuset functionality?)
>
> Probably. They haven't been implemented in hwloc yet mostly due to lack
> of administration rights on the machines I've ported hwloc to.
>
> Samuel
> _______________________________________________
> hwloc-devel mailing list
> hwloc-devel_at_[hidden]
> http://www.open-mpi.org/mailman/listinfo.cgi/hwloc-devel
>

-- 
Jeff Squyres
jsquyres_at_[hidden]