Fedora SMP and 12 core cpu's

[JD]

On 10/02/2010 01:05 PM, Samuel Kidman wrote:
>
>
> On Sun, Oct 3, 2010 at 3:49 AM, Yorvyk <yorvik.ubunto at googlemail.com 
> <mailto:yorvik.ubunto at googlemail.com>> wrote:
>
>     On Sat, 02 Oct 2010 19:54:27 +0200
>     Gilboa Davara <gilboad at gmail.com <mailto:gilboad at gmail.com>> wrote:
>
>     > On Thu, 2010-09-30 at 09:59 -0700, JD wrote:
>     > > I was browsing for info on 12 core cpu's and found
>     > > that AMD released them or announced back in March.
>     > > The price is steep of course.
>     > > What I would like to know is the degree of granularity
>     > > of the SMP implementation in Linux.
>     > > Does anyone have an inside track on that?
>     > > Or point to some internal documentation?
>     >
>     > I'm not sure I understand the question.
>     > The Linux kernel itself has no issues supporting 100's of CPUs
>     (either
>     > real, or SMT).
>     >
>     Apparently it does have issues
>     http://www.conceivablytech.com/3166/science-research/current-operating-systems-may-only-make-sense-up-to-48-cores/
>

Seems like the writing is on the wall: Linux must evolve
into an an efficient OS for massively parallel architectures.