From: Rik van Riel <riel@conectiva.com.br>
To: Andrew Morton <akpm@digeo.com>
Cc: "Martin J. Bligh" <mbligh@aracnet.com>,
linux-kernel <linux-kernel@vger.kernel.org>,
linux-mm mailing list <linux-mm@kvack.org>
Subject: Re: ZONE_NORMAL exhaustion (dcache slab)
Date: Tue, 22 Oct 2002 14:33:48 -0200 (BRST) [thread overview]
Message-ID: <Pine.LNX.4.44L.0210221428060.1648-100000@duckman.distro.conectiva> (raw)
In-Reply-To: <3DB4855F.D5DA002E@digeo.com>
On Mon, 21 Oct 2002, Andrew Morton wrote:
> He had 3 million dentries and only 100k pages on the LRU,
> so we should have been reclaiming 60 dentries per scanned
> page.
>
> Conceivably the multiply in shrink_slab() overflowed, where
> we calculate local variable `delta'. But doubtful.
What if there were no pages left to scan for shrink_caches ?
Could it be possible that for some strange reason the machine
ended up scanning 0 slab objects ?
60 * 0 is still 0, after all ;)
Rik
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next prev parent reply other threads:[~2002-10-22 16:34 UTC|newest]
Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top
2002-10-21 20:40 Martin J. Bligh
2002-10-21 21:13 ` Andrew Morton
2002-10-21 21:16 ` Martin J. Bligh
2002-10-21 21:33 ` Andrew Morton
2002-10-21 21:33 ` Martin J. Bligh
2002-10-21 21:49 ` Andrew Morton
2002-10-21 22:30 ` Rik van Riel
2002-10-21 22:53 ` Andrew Morton
2002-10-22 0:31 ` Martin J. Bligh
2002-10-22 3:39 ` Andrew Morton
2002-10-22 3:53 ` Martin J. Bligh
2002-10-22 4:20 ` Andrew Morton
2002-10-22 5:49 ` Martin J. Bligh
2002-10-22 6:21 ` Andrew Morton
2002-10-22 16:13 ` Martin J. Bligh
2002-10-24 11:35 ` Ed Tomlinson
2002-10-24 14:28 ` Martin J. Bligh
2002-10-22 16:33 ` Rik van Riel [this message]
2002-10-22 17:05 ` Andrew Morton
2002-10-22 16:21 ` Dipankar Sarma
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