From: Rik van Riel <riel@redhat.com>
To: Andrew Morton <akpm@digeo.com>
Cc: Marcelo Tosatti <marcelo.tosatti@cyclades.com>,
nikita@clusterfs.com, linux-mm@kvack.org, piggin@cyberone.com.au
Subject: Re: [PATCH] ignore referenced pages on reclaim when OOM
Date: Fri, 12 Nov 2004 11:10:37 -0500 (EST) [thread overview]
Message-ID: <Pine.LNX.4.61.0411121110080.4410@chimarrao.boston.redhat.com> (raw)
In-Reply-To: <20041110142900.09552f7f.akpm@digeo.com>
On Wed, 10 Nov 2004, Andrew Morton wrote:
> Only in a single case: where a zone is all_unreclaimable and some pages
> have recently become reclaimable but we don't know about it yet.
>
> Certainly it can happen, but it sounds really unlikely to me.
The swap token logic can make it appear like this is the case,
unless you ignore the referenced bit when you reach priority 0.
--
"Debugging is twice as hard as writing the code in the first place.
Therefore, if you write the code as cleverly as possible, you are,
by definition, not smart enough to debug it." - Brian W. Kernighan
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prev parent reply other threads:[~2004-11-12 16:10 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-11-08 18:18 Marcelo Tosatti
2004-11-08 21:48 ` Nikita Danilov
2004-11-08 21:56 ` Rik van Riel
2004-11-08 18:48 ` Marcelo Tosatti
2004-11-08 22:28 ` Andrew Morton
2004-11-10 18:41 ` Marcelo Tosatti
2004-11-10 22:29 ` Andrew Morton
2004-11-10 20:09 ` Marcelo Tosatti
2004-11-12 16:10 ` Rik van Riel [this message]
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