linux-kernel - Re: [RFC] Limit the size of the pagecache

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Message-Id: <20070125093259.74f76144.kamezawa.hiroyu@jp.fujitsu.com>
Date:	Thu, 25 Jan 2007 09:32:59 +0900
From:	KAMEZAWA Hiroyuki <kamezawa.hiroyu@...fujitsu.com>
To:	KAMEZAWA Hiroyuki <kamezawa.hiroyu@...fujitsu.com>
Cc:	clameter@....com, aubreylee@...il.com, svaidy@...ux.vnet.ibm.com,
	nickpiggin@...oo.com.au, rgetz@...ckfin.uclinux.org,
	Michael.Hennerich@...log.com, linux-mm@...ck.org,
	linux-kernel@...r.kernel.org
Subject: Re: [RFC] Limit the size of the pagecache

On Wed, 24 Jan 2007 14:15:10 +0900
KAMEZAWA Hiroyuki <kamezawa.hiroyu@...fujitsu.com> wrote:

>   And...some customers want to keep memory Free as much as possible.
>   99% memory usage makes insecure them ;)
> 
If there is a way that the "free" command can show "never used" memory,
they will not complain ;).

But I can't think of the way to show that.
==
[kamezawa@...rks src]$ free
            total       used       free     shared    buffers     cached
Mem:        741604     724628      16976          0      62700     564600
-/+ buffers/cache:      97328     644276
Swap:      1052216       2532    1049684
==

If anyone has some good idea, could you teach me ?

Regards,
-Kame

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