linux-kernel - Re: 2.6.28-rc8 big regression in VM

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Message-ID: <20081217124904.GG4480@ics.muni.cz>
Date:	Wed, 17 Dec 2008 13:49:04 +0100
From:	Lukas Hejtmanek <xhejtman@....muni.cz>
To:	Wu Fengguang <fengguang.wu@...el.com>
Cc:	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	Bill Davidsen <davidsen@....com>
Subject: Re: 2.6.28-rc8 big regression in VM

On Wed, Dec 17, 2008 at 08:44:21PM +0800, Wu Fengguang wrote:
> So the cache memory shrinks a lot.
> 
> Maybe your 'free' command is reporting wrong numbers?
> Or it's not a quite reproducible problem?

it depends, I think that 100MB of caches which is not dropped is not quite OK.

While using the system without reboots for a long time, 'undroppable' amount
of caches rises until the system is unusable.

-- 
Lukáš Hejtmánek
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