Re: Shared page tables patch... some results

From: Andi Kleen
Date: Tue Aug 15 2006 - 10:39:33 EST

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

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