linux-kernel - Re: [Bug 9182] Critical memory leak (dirty pages)

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Date:	Thu, 13 Dec 2007 16:17:08 +0100 (CET)
From:	Krzysztof Oledzki <olel@....pl>
To:	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
cc:	Nick Piggin <nickpiggin@...oo.com.au>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Peter Zijlstra <peterz@...radead.org>,
	Thomas Osterried <osterried@...se.de>,
	Andrew Morton <akpm@...ux-foundation.org>
Subject: Re: [Bug 9182] Critical memory leak (dirty pages)



On Mon, 3 Dec 2007, Thomas Osterried wrote:

> On the machine which has troubles, the bug occured within about 10 days
> During these days, the amount of dirty pages increased, up to 400MB.
> I have testet kernel 2.6.19, 2.6.20, 2.6.22.1 and 2.6.22.10 (with our config),
> and even linux-2.6.20 from ubuntu-sever. They have all shown that behaviour.

<CUT>

> 10 days ago, i installed kernel 2.6.18.5 on this machine (with backported
> 3ware controller code). I'm quite sure that this kernel will now fixes our
> severe stability problems on this production machine (currently:
> Dirty:  472 kB, nr_dirty 118).
> If so, it's the "lastest" kernel i found usable, after half of a year of pain.

Strange, my tests show that both 2.6.18(.8) and 2.6.19(.7) are OK and the 
first wrong kernel is 2.6.20.

BTW: Could someone please look at this problem? I feel little ignored and 
in my situation this is a critical regression.

Best regards,

 				Krzysztof Olędzki