From: Andi Kleen <ak@suse.de>
To: Arjan van de Ven <arjan@infradead.org>
Cc: hugh@veritas.com, akpm@osdl.org, dmccr@us.ibm.com,
linux-kernel@vger.kernel.org
Subject: Re: Shared page tables patch... some results
Date: 15 Aug 2006 16:41:46 +0200 [thread overview]
Message-ID: <p73wt9a83it.fsf@verdi.suse.de> (raw)
In-Reply-To: <1155638047.3011.96.camel@laptopd505.fenrus.org>
Arjan van de Ven <arjan@infradead.org> 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.
-Andi
next prev parent reply other threads:[~2006-08-15 14:42 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-08-15 10:34 Shared page tables patch... some results Arjan van de Ven
2006-08-15 14:41 ` Andi Kleen [this message]
2006-08-15 14:45 ` Arjan van de Ven
2006-08-15 15:59 ` Diego Calleja
2006-08-15 19:29 ` Ian Stirling
[not found] ` <3282373b0609141116n1bce85b3u38924491146a89f2@mail.gmail.com>
2006-09-14 17:45 ` Tim Chen
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