From: Andrew Morton <akpm@osdl.org>
To: Arjan van de Ven <arjan@infradead.org>
Cc: linux-kernel@vger.kernel.org, "Chen,
Kenneth W" <kenneth.w.chen@intel.com>,
linux-mm@kvack.org
Subject: Re: 2.6.19-rc1-mm1
Date: Tue, 10 Oct 2006 00:45:26 -0700 [thread overview]
Message-ID: <20061010004526.c7088e79.akpm@osdl.org> (raw)
In-Reply-To: <1160464800.3000.264.camel@laptopd505.fenrus.org>
On Tue, 10 Oct 2006 09:20:00 +0200
Arjan van de Ven <arjan@infradead.org> wrote:
> On Tue, 2006-10-10 at 00:09 -0700, Andrew Morton wrote:
> > +htlb-forget-rss-with-pt-sharing.patch
Which I didn't write. cc's added.
> if it's ok to ignore RSS,
We'd prefer not to. But what's the alternative?
> can we consider the shared pagetables for
> normal pages patch?
Has been repeatedly considered, but Hugh keeps finding bugs in it.
> It saves quite a bit of memory on even desktop
> workloads as well as avoiding several (soft) pagefaults.
>
> So.. what does RSS actually mean? Can we ignore it somewhat for
> shared-readonly mappings ?
We'd prefer to go the other way, and implement RLIMIT_RSS wouldn't we?
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next parent reply other threads:[~2006-10-10 7:45 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <20061010000928.9d2d519a.akpm@osdl.org>
[not found] ` <1160464800.3000.264.camel@laptopd505.fenrus.org>
2006-10-10 7:45 ` Andrew Morton [this message]
2006-10-10 8:03 ` 2.6.19-rc1-mm1 Arjan van de Ven
2006-10-10 13:14 ` RSS accounting (was: Re: 2.6.19-rc1-mm1) Peter Zijlstra
2006-10-10 16:13 ` Arjan van de Ven
2006-10-10 23:54 ` Eric W. Biederman
2006-10-11 8:47 ` Arjan van de Ven
2006-10-11 12:07 ` Eric W. Biederman
2006-10-11 13:55 ` Arjan van de Ven
2006-10-11 17:15 ` Chen, Kenneth W
2006-10-11 22:36 ` Benjamin LaHaise
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