From: Nick Piggin <nickpiggin@yahoo.com.au>
To: Mel Gorman <mel@skynet.ie>
Cc: Nicolas Mailhot <nicolas.mailhot@laposte.net>,
Christoph Lameter <clameter@sgi.com>,
Andy Whitcroft <apw@shadowen.org>,
akpm@linux-foundation.org,
Linux Memory Management List <linux-mm@kvack.org>
Subject: Re: [PATCH 1/2] Have kswapd keep a minimum order free other than order-0
Date: Thu, 17 May 2007 01:46:13 +1000 [thread overview]
Message-ID: <464B2745.8080204@yahoo.com.au> (raw)
In-Reply-To: <20070516153215.GB10225@skynet.ie>
Mel Gorman wrote:
> Ultimately, the allocations are done kmalloc() but with jumbo frames, the
> kmalloc() is for 32K. As it happens, this means that if jumbo frames are in
> use, then that kmalloc slab is opened and the minimum kswapd order is raised
> so that min_free_kbytes is kept contiguous for those atomic allocations.
Oh, and I didn't realise Christoph's patch raised the max order if a higher
order kmalloc slab is used. Still, that complaint was basically the least
of my troubles...
--
SUSE Labs, Novell Inc.
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next prev parent reply other threads:[~2007-05-16 15:46 UTC|newest]
Thread overview: 39+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-05-14 17:32 [PATCH 0/2] Two patches to address bug report in relation to high-order atomic allocations Mel Gorman
2007-05-14 17:32 ` [PATCH 1/2] Have kswapd keep a minimum order free other than order-0 Mel Gorman
2007-05-14 18:01 ` Christoph Lameter
2007-05-14 18:13 ` Christoph Lameter
2007-05-14 18:24 ` Mel Gorman
2007-05-14 18:52 ` Christoph Lameter
2007-05-15 8:42 ` Nicolas Mailhot
2007-05-15 9:16 ` Mel Gorman
2007-05-16 8:25 ` Nick Piggin
2007-05-16 9:03 ` Mel Gorman
2007-05-16 9:10 ` Nick Piggin
2007-05-16 9:45 ` Mel Gorman
2007-05-16 12:28 ` Nick Piggin
2007-05-16 13:50 ` Mel Gorman
2007-05-16 14:04 ` Nick Piggin
2007-05-16 15:32 ` Mel Gorman
2007-05-16 15:44 ` Nick Piggin
2007-05-16 16:46 ` Mel Gorman
2007-05-17 7:09 ` Nick Piggin
2007-05-17 12:22 ` Andy Whitcroft
2007-05-18 2:25 ` Nick Piggin
2007-05-16 15:46 ` Nick Piggin [this message]
2007-05-16 14:20 ` Nick Piggin
2007-05-16 15:06 ` Nicolas Mailhot
2007-05-16 15:33 ` Mel Gorman
2007-05-15 17:09 ` Christoph Lameter
2007-05-15 4:39 ` Christoph Lameter
2007-05-14 18:19 ` Mel Gorman
2007-05-14 17:32 ` [PATCH 2/2] Only check absolute watermarks for ALLOC_HIGH and ALLOC_HARDER allocations Mel Gorman
2007-05-16 12:14 ` Nick Piggin
2007-05-16 13:24 ` Mel Gorman
2007-05-16 13:35 ` Nick Piggin
2007-05-16 14:00 ` Mel Gorman
2007-05-16 14:11 ` Nick Piggin
2007-05-16 18:28 ` Andy Whitcroft
2007-05-16 18:48 ` Mel Gorman
2007-05-16 19:00 ` Christoph Lameter
2007-05-17 7:34 ` Nick Piggin
2007-05-14 18:13 ` [PATCH 0/2] Two patches to address bug report in relation to high-order atomic allocations Nicolas Mailhot
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