Re: Scaling noise

[Larry McVoy]

On Wed, Sep 03, 2003 at 12:38:58AM -0700, Mike Fedyk wrote:
> On Wed, Sep 03, 2003 at 08:10:33AM +0100, John Bradford wrote:
> > boxes, but no Linux image will run on more than $smallnum virtual
> > CPUs.
> 
> Which is exactly what Larry is advocating.  Essencially, instead of having
> one large image covering a large NUMA box, you have several images covering
> each NUMA node (even if they're in the same box).

Right, that is indeed what I believe needs to happen.  Instead of spreading
one kernel out over all the processors, run multiple kernels.  Most of the
scaling problems go away.  Not all if you want to share memory between 
kernels but for what John was talking about that is not even needed.
-- 
---
Larry McVoy              lm at bitmover.com          http://www.bitmover.com/lm
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