From: Andrew Morton <akpm@linux-foundation.org>
To: Ravikiran G Thirumalai <kiran@scalex86.org>
Cc: clameter@sgi.com, linux-mm@kvack.org, shai@scalex86.org
Subject: Re: [rfc] [patch] mm: zone_reclaim fix for pseudo file systems
Date: Tue, 31 Jul 2007 01:35:14 -0700 [thread overview]
Message-ID: <20070731013514.146ab1bb.akpm@linux-foundation.org> (raw)
In-Reply-To: <20070731082751.GB7316@localdomain>
On Tue, 31 Jul 2007 01:27:51 -0700 Ravikiran G Thirumalai <kiran@scalex86.org> wrote:
> >From what I can see with .21 and .22, going into reclaim is a problem rather
> than reclaim efficiency itself. Sure, if unreclaimable pages are not on LRU
> it would be good, but the main problem for my narrow eyes is going into
> reclaim when there are no reclaimable pages, and the fact that benchmark
> works as expected with the fixed arithmetic reinforces that impression.
>
> What am I missing?
The fact that is there are "no reclaimable pages" then the all_unreclaimable
logic should kick in and fix the problem.
Except zone_reclaim() fails to implement it.
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next prev parent reply other threads:[~2007-07-31 8:35 UTC|newest]
Thread overview: 34+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-07-27 23:27 [rfc] [patch] mm: zone_reclaim fix for pseudo file systems Ravikiran G Thirumalai
2007-07-30 18:12 ` Christoph Lameter
2007-07-30 20:23 ` Andrew Morton
2007-07-30 20:31 ` Christoph Lameter
2007-07-30 21:12 ` Lee Schermerhorn
2007-07-31 0:01 ` Ravikiran G Thirumalai
2007-07-31 0:20 ` Andrew Morton
2007-07-31 0:27 ` Christoph Lameter
2007-07-31 1:06 ` Andrew Morton
2007-07-31 1:52 ` Christoph Lameter
2007-07-31 1:56 ` Ravikiran G Thirumalai
2007-07-31 2:01 ` Christoph Lameter
2007-07-31 2:27 ` Andrew Morton
2007-07-31 2:36 ` Christoph Lameter
2007-07-31 4:47 ` Andrew Morton
2007-07-31 5:00 ` Christoph Lameter
2007-07-31 5:17 ` Andrew Morton
2007-07-31 5:33 ` Christoph Lameter
2007-07-31 5:58 ` Andrew Morton
2007-07-31 6:09 ` Christoph Lameter
2007-07-31 6:18 ` Andrew Morton
2007-07-31 19:35 ` Christoph Lameter
2007-07-31 19:46 ` Andrew Morton
2007-07-31 19:50 ` Christoph Lameter
2007-07-31 8:27 ` Ravikiran G Thirumalai
2007-07-31 8:35 ` Andrew Morton [this message]
2007-07-31 19:30 ` Christoph Lameter
2007-07-31 19:20 ` Christoph Lameter
2007-07-31 7:15 ` Ravikiran G Thirumalai
2007-07-31 19:18 ` Christoph Lameter
2007-07-31 1:36 ` Ravikiran G Thirumalai
2007-07-31 1:53 ` Andrew Morton
2007-07-31 1:56 ` Christoph Lameter
2007-07-31 2:19 ` Christoph Lameter
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