From: Nick Piggin <nickpiggin@yahoo.com.au>
To: Con Kolivas <kernel@kolivas.org>
Cc: ck@vds.kolivas.org, Andrew Morton <akpm@osdl.org>,
linux list <linux-kernel@vger.kernel.org>
Subject: Re: [ck] Re: 2.6.16-ck3
Date: Sun, 02 Apr 2006 19:51:13 +1000 [thread overview]
Message-ID: <442F9E91.1020306@yahoo.com.au> (raw)
In-Reply-To: <200604021939.21729.kernel@kolivas.org>
Con Kolivas wrote:
> Ok I can't see what I'm doing wrong.
>
> here are my watermarks
>
> idx = zone_idx(z);
> ns->lowfree[idx] = z->pages_high * 3 + z->lowmem_reserve[idx];
> ns->highfree[idx] = ns->lowfree[idx] + z->pages_high;
>
> It's (3 * pages_high) +lowmem_reserve which is well in excess of the reserve
> so I can't see any problem. Am I missing something?
>
That zone->lowmem_reserve[zone_idx(zone)] == 0 ?
;)
lowmem_reserve could be much bigger than zone->high*3, when higher
zones are much larger.
--
SUSE Labs, Novell Inc.
Send instant messages to your online friends http://au.messenger.yahoo.com
next prev parent reply other threads:[~2006-04-02 14:29 UTC|newest]
Thread overview: 33+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-04-02 4:01 2.6.16-ck3 Con Kolivas
2006-04-02 4:46 ` 2.6.16-ck3 Nick Piggin
2006-04-02 8:51 ` 2.6.16-ck3 Con Kolivas
2006-04-02 9:37 ` 2.6.16-ck3 Nick Piggin
2006-04-02 9:39 ` [ck] 2.6.16-ck3 Con Kolivas
2006-04-02 9:51 ` Nick Piggin [this message]
2006-04-03 2:48 ` lowmem_reserve question Con Kolivas
2006-04-03 4:42 ` Mike Galbraith
2006-04-03 4:48 ` Con Kolivas
2006-04-03 4:50 ` [ck] " Con Kolivas
2006-04-03 5:14 ` Mike Galbraith
2006-04-03 5:18 ` Con Kolivas
2006-04-03 5:31 ` Mike Galbraith
2006-04-04 2:35 ` [ck] " Con Kolivas
2006-04-06 1:10 ` [PATCH] mm: limit lowmem_reserve Con Kolivas
2006-04-06 1:29 ` Respin: " Con Kolivas
2006-04-06 2:43 ` Andrew Morton
2006-04-06 2:55 ` Con Kolivas
2006-04-06 2:58 ` Con Kolivas
2006-04-06 3:40 ` Andrew Morton
2006-04-06 4:36 ` Con Kolivas
2006-04-06 4:52 ` Con Kolivas
2006-04-07 6:25 ` Nick Piggin
2006-04-07 9:02 ` Con Kolivas
2006-04-07 12:40 ` Nick Piggin
2006-04-08 0:15 ` Con Kolivas
2006-04-08 0:55 ` Nick Piggin
2006-04-08 1:01 ` Con Kolivas
2006-04-08 1:25 ` Nick Piggin
2006-05-17 14:11 ` Con Kolivas
2006-05-18 7:11 ` Nick Piggin
2006-05-18 7:21 ` Con Kolivas
2006-05-18 7:26 ` Nick Piggin
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