Re: page table lock patch V15 [0/7]: overview

From: Marcelo Tosatti <marcelo.tosatti_at_cyclades.com>
Date: 2005-01-12 23:29:07
On Wed, Jan 12, 2005 at 01:42:35AM -0800, Andrew Morton wrote:
> Nick Piggin <nickpiggin@yahoo.com.au> wrote:
> >
> > Christoph Lameter wrote:
> >  > Changes from V14->V15 of this patch:
> > 
> >  Hi,
> > 
> >  I wonder what everyone thinks about moving forward with these patches?
> 
> I was waiting for them to settle down before paying more attention.
> 
> My general take is that these patches address a single workload on
> exceedingly rare and expensive machines.  If they adversely affect common
> and cheap machines via code complexity, memory footprint or via runtime
> impact then it would be pretty hard to justify their inclusion.
> 
> Do we have measurements of the negative and/or positive impact on smaller
> machines?

I haven't seen wide performance numbers of this patch yet.

Hint: STP is really easy.
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Received on Wed Jan 12 10:49:32 2005

This archive was generated by hypermail 2.1.8 : 2005-08-02 09:20:34 EST