Re: Shared page tables patch... some results

From: Arjan van de Ven
Date: Tue Aug 15 2006 - 10:42:57 EST

On Tue, 2006-08-15 at 16:41 +0200, Andi Kleen wrote:
> Arjan van de Ven <arjan@xxxxxxxxxxxxx> writes:
> > and the result is interesting:
> > Just booting into runlevel 5 and logging into gnome (without starting
> > any apps) gets a sharing of 1284 pte pages! This means that five
> > megabytes (!!) of memory is saved, and countless pagefaults are avoided.
> >
> When I start SLES10 GNOME after boot with one firefox window and
> one gnome terminal I only have ~5.3MB in total page tables according
> to /proc/meminfo
> You're saying you can share 5MB of those. Call me sceptical of your
> numbers.

PageTables: 9836 kB

(this is after sharing, so before it was more)

maybe your gnome is not as bloated as my gnome ;)

if you want to mail me at work (you don't), use arjan (at)

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