Re: Linux/Pro [was Re: Coding style - a non-issue]

Alan Cox
2001-12-02T16:36:33Z

> > Question: What happens when people stick 8 threads of execution on a die with
> > a single L2 cache ?
>
> That had been already researched. Gogin bejoind 2 threads on a single
> CPU
> engine doesn't give you very much... The first step is giving about 25%
> the second only about 5%. There are papers in the IBM research magazine
> on

The IBM papers make certain architectural assumptions. With some of the
tiny modern CPU cores its going to perfectly viable to put 4 or 8 of them
on one die. At that point cccluster still has to have cluster nodes scaling
to 8 way