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Re: use splay trees instead of lists for vm mappings

This is a discussion on Re: use splay trees instead of lists for vm mappings within the mailing.openbsd.tech forums, part of the OpenBSD category; --> On Fri, Jan 20, 2006 at 02:04:58AM +0300, Mike Belopuhov wrote: > On Thu, Jan 19, 2006 at 15:17 ...


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Old 02-18-2008, 09:17 AM
mickey
 
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Default Re: use splay trees instead of lists for vm mappings

On Fri, Jan 20, 2006 at 02:04:58AM +0300, Mike Belopuhov wrote:
> On Thu, Jan 19, 2006 at 15:17 -0700, Tobias Weingartner wrote:
> > > some test results are available at
> > > http://crypt.org.ru/~mkb/pmap/

> >
> > These look interesting. Can you describe better what each axis is,
> > and what the tests you are running are?

>
> markus@ have gave me some benchmarking program in private mail...
> i don't even know if i can publish it (;
>
> Y axis is a number of time elapsed, and X axis displays a number of
> processes, is suppose (it's all markus with his progz!


only that particular benchmark shows a win.
average use does not produce any noticable improvement
because most of the gain is lost on tree rebalancing
where it not needed.

perhaps a better tree is the answer.

cu
--
paranoic mickey (my employers have changed but, the name has remained)

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