From: Christoph Lameter <clameter@sgi.com>
To: Pekka Enberg <penberg@cs.helsinki.fi>
Cc: Mel Gorman <mel@csn.ul.ie>,
linux-mm@kvack.org, Matt Mackall <mpm@selenic.com>
Subject: Re: [patch 7/8] slub: Adjust order boundaries and minimum objects per slab.
Date: Sat, 16 Feb 2008 11:00:40 -0800 (PST) [thread overview]
Message-ID: <Pine.LNX.4.64.0802161059420.25573@schroedinger.engr.sgi.com> (raw)
In-Reply-To: <47B6A928.7000309@cs.helsinki.fi>
On Sat, 16 Feb 2008, Pekka Enberg wrote:
> These look quite excessive from memory usage point of view. I saw you dropping
> DEFAULT_MAX_ORDER to 4 but it seems a lot for embedded guys, at least?
What would be a good max order then? 4 means we can allocate a 64k segment
for 16 4k objects.
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next prev parent reply other threads:[~2008-02-16 19:00 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <20080215230811.635628223@sgi.com>
[not found] ` <20080215230853.165783772@sgi.com>
2008-02-16 8:12 ` [patch 1/8] slub: rename slab_objects to show_slab_objects Pekka Enberg
[not found] ` <20080215230854.890557911@sgi.com>
2008-02-16 8:46 ` [patch 8/8] slub: Make the order configurable for each slab cache Pekka Enberg
[not found] ` <20080215230853.397873101@sgi.com>
2008-02-16 8:55 ` [patch 2/8] slub: Add function to determine the amount of objects that can reside in a given slab Pekka Enberg
[not found] ` <20080215230853.705338997@sgi.com>
2008-02-16 8:57 ` [patch 3/8] slub: for_each_object must be passed the number of objects in a slab Pekka Enberg
[not found] ` <20080215230853.942719945@sgi.com>
2008-02-16 9:01 ` [patch 4/8] slub: Update statistics handling for variable order slabs Pekka Enberg
[not found] ` <20080215230854.132617990@sgi.com>
2008-02-16 9:06 ` [patch 5/8] slub: Fallback to order 0 during slab page allocation Pekka Enberg
[not found] ` <20080215230854.391263372@sgi.com>
2008-02-16 9:07 ` [patch 6/8] slub: Drop fallback to page allocator method Pekka Enberg
[not found] ` <20080215230854.643455255@sgi.com>
2008-02-16 9:13 ` [patch 7/8] slub: Adjust order boundaries and minimum objects per slab Pekka Enberg
2008-02-16 19:00 ` Christoph Lameter [this message]
2008-02-16 20:20 ` Matt Mackall
2008-02-16 22:09 ` Christoph Lameter
2008-02-16 9:35 ` [patch 0/8] [RFC] SLUB: Variable order slab support Pekka Enberg
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