From: William Lee Irwin III <wli@holomorphy.com>
To: Andrew Morton <akpm@digeo.com>
Cc: Alan Cox <alan@lxorguk.ukuu.org.uk>,
"linux-mm@kvack.org" <linux-mm@kvack.org>
Subject: Re: overcommit stuff
Date: Sat, 21 Sep 2002 16:28:24 -0700 [thread overview]
Message-ID: <20020921232824.GB25605@holomorphy.com> (raw)
In-Reply-To: <3D8D0046.EF119E03@digeo.com>
On Sat, Sep 21, 2002 at 04:27:02PM -0700, Andrew Morton wrote:
> Alan,
> running 10,000 tiobench threads I'm showing 23 gigs of
> `Commited_AS'. Is this right? Those pages are shared,
> and if they're not PROT_WRITEable then there's no way in
> which they can become unshared? Seems to be excessively
> pessimistic?
> Or is 2.5 not up to date?
> Thanks.
Hmm, that sounds different from what I see, I usually see between
75GB and 250GB of Committed_AS. OTOH that does seem "over the top",
esp. since the ZONE_NORMAL OOM's usually hit with between 18GB and
30GB of ZONE_HIGHMEM totally untouched.
Cheers,
Bill
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next prev parent reply other threads:[~2002-09-21 23:28 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2002-09-21 23:27 Andrew Morton
2002-09-21 23:28 ` William Lee Irwin III [this message]
2002-09-21 23:31 ` Martin J. Bligh
2002-09-22 0:03 ` Andrew Morton
2002-09-22 0:08 ` Martin J. Bligh
2002-09-22 1:04 ` Hugh Dickins
2002-09-22 1:07 ` Martin J. Bligh
2002-09-21 23:46 ` Hugh Dickins
2002-09-21 23:53 ` Andrew Morton
2002-09-22 0:49 ` Hugh Dickins
2002-09-22 1:07 ` Andrew Morton
2002-09-22 1:45 ` Hugh Dickins
2002-09-22 1:49 ` Andrew Morton
2002-09-21 23:53 ` William Lee Irwin III
2002-09-22 1:12 ` Andrew Morton
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