From: Marcelo Tosatti <marcelo.tosatti@cyclades.com>
To: Andrew Morton <akpm@osdl.org>, Nick Piggin <piggin@cyberone.com.au>
Cc: linux-kernel@vger.kernel.org, linux-mm@kvack.org
Subject: Re: [PATCH] Remove OOM killer from try_to_free_pages / all_unreclaimable braindamage
Date: Mon, 8 Nov 2004 14:27:31 -0200 [thread overview]
Message-ID: <20041108162731.GE2336@logos.cnet> (raw)
In-Reply-To: <20041105200118.GA20321@logos.cnet>
On Fri, Nov 05, 2004 at 06:01:18PM -0200, Marcelo Tosatti wrote:
> While doing this, I noticed that kswapd will happily go to sleep
> if all zones have all_unreclaimable set. I bet this is the reason
> for the page allocation failures we are seeing. So the patch
> also makes balance_pgdat() NOT return and go to "loop_again"
> instead in case of page shortage - even if all_unreclaimable is set.
>
> Basically the "loop_again" logic IS NOT WORKING!
Wrong, the loop_again logic is working, all_zones_ok will be
set when DEF_PRIORITY = 0.
So the page allocation failures are happening for some other
reason(s).
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prev parent reply other threads:[~2004-11-08 16:27 UTC|newest]
Thread overview: 41+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-11-05 20:01 Marcelo Tosatti
2004-11-05 23:32 ` Jesse Barnes
2004-11-05 23:47 ` Thomas Gleixner
2004-11-06 1:20 ` Andrea Arcangeli
2004-11-06 1:26 ` Nick Piggin
2004-11-06 1:36 ` Jesse Barnes
2004-11-06 1:50 ` Andrea Arcangeli
2004-11-06 9:47 ` Hugh Dickins
2004-11-06 10:53 ` Nick Piggin
2004-11-06 15:29 ` Andrea Arcangeli
2004-11-06 15:29 ` Andrea Arcangeli
2004-11-06 16:21 ` Hugh Dickins
2004-12-10 6:02 ` William Lee Irwin III
2004-11-06 11:37 ` Nikita Danilov
2004-11-06 15:32 ` Andrea Arcangeli
2004-11-06 16:54 ` Nikita Danilov
2004-11-06 17:44 ` Andrea Arcangeli
2004-11-06 19:24 ` Nikita Danilov
2004-11-07 1:16 ` Andrea Arcangeli
2004-11-06 10:11 ` Marcelo Tosatti
2004-11-06 1:55 ` Thomas Gleixner
2004-11-06 10:28 ` Marcelo Tosatti
2004-11-17 22:54 ` Werner Almesberger
2004-11-17 23:27 ` Chris Ross
2004-11-18 0:04 ` Werner Almesberger
2004-11-18 0:28 ` Chris Ross
2004-11-18 1:14 ` Werner Almesberger
2004-11-18 8:20 ` Chris Ross
2004-11-18 10:01 ` Werner Almesberger
2004-11-18 14:44 ` Thomas Gleixner
2004-11-18 15:10 ` Chris Friesen
2004-11-06 10:05 ` Marcelo Tosatti
2004-11-06 15:44 ` Andrea Arcangeli
2004-11-06 15:52 ` Arjan van de Ven
2004-11-06 17:09 ` Marcelo Tosatti
2004-11-07 0:48 ` Andrea Arcangeli
2004-11-07 11:21 ` Marcelo Tosatti
2004-11-06 12:53 ` [PATCH] Remove OOM killer Andries Brouwer
2004-11-06 10:41 ` Marcelo Tosatti
2004-11-07 9:26 ` Marko Macek
2004-11-08 16:27 ` Marcelo Tosatti [this message]
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