Date: Tue, 28 Nov 2006 09:42:36 +0300
From: "Alexander V. Lukyanov" <lav@netis.ru>
To: Andrew Morton <akpm@osdl.org>
Cc: linux-kernel@vger.kernel.org
Subject: Re: Problem with 2.6.18: memory leak(?)
Message-ID: <20061128064236.GA19797@night.netis.ru>
References: <20061127124443.GA11569@night.netis.ru> <20061127193834.b5ca80db.akpm@osdl.org>
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On Mon, Nov 27, 2006 at 07:38:34PM -0800, Andrew Morton wrote:
> It's not necessarily a leak.  Networking tried to allocate two

You are right, it is not a leak. Probably the memory usage increased for some
other reason.

> physically-contiguous pages from atomic context, but no such two pages were
> available.  The packet will be dropped and things should recover.
> 
> Increasing /proc/sys/vm/min_free_kbytes will reduce the frequency somewhat.
> If it's actually a problem, which I doubt?

It is a problem. The messages load syslog and thus disk, network performance
decreases due to lost packets. I'll try to increase min_free_kbytes and
see if it helps.

-- 
   Alexander.
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