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From: David Miller <davem@davemloft.net>
To: clameter@engr.sgi.com
Cc: kamezawa.hiroyu@jp.fujitsu.com, andi@firstfloor.org,
	akpm@linux-foundation.org, linux-kernel@vger.kernel.org,
	linux-mm@kvack.org
Subject: Re: SLUB: The unqueued Slab allocator
Date: Sat, 24 Feb 2007 16:53:11 -0800 (PST)	[thread overview]
Message-ID: <20070224.165311.71091931.davem@davemloft.net> (raw)
In-Reply-To: <Pine.LNX.4.64.0702240931030.3912@schroedinger.engr.sgi.com>

From: Christoph Lameter <clameter@engr.sgi.com>
Date: Sat, 24 Feb 2007 09:32:49 -0800 (PST)

> On Fri, 23 Feb 2007, David Miller wrote:
> 
> > I also agree with Andi in that merging could mess up how object type
> > local lifetimes help reduce fragmentation in object pools.
> 
> If that is a problem for particular object pools then we may be able to 
> except those from the merging.

If it is a problem, it's going to be a problem "in general"
and not for specific SLAB caches.

I think this is really a very unwise idea.  We have enough
fragmentation problems as it is.

      parent reply	other threads:[~2007-02-25  0:53 UTC|newest]

Thread overview: 19+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2007-02-22  7:00 Christoph Lameter
2007-02-22  8:34 ` Peter Zijlstra
2007-02-22 15:25   ` Christoph Lameter
2007-02-22  8:58 ` David Miller
2007-02-22 15:26   ` Christoph Lameter
2007-02-22 10:49 ` Pekka Enberg
2007-02-22 15:15   ` Christoph Lameter
2007-02-22 17:54 ` Andi Kleen
2007-02-22 18:42   ` Christoph Lameter
2007-02-23  0:16     ` Andi Kleen
2007-02-23  4:55       ` Christoph Lameter
2007-02-24  5:28     ` KAMEZAWA Hiroyuki
2007-02-24  5:47       ` Christoph Lameter
2007-02-24  5:54         ` David Miller
2007-02-24 17:32           ` Christoph Lameter
2007-02-24 19:33             ` Jörn Engel
2007-02-25  0:14               ` Christoph Lameter
2007-02-25 12:23                 ` Jörn Engel
2007-02-25  0:53             ` David Miller [this message]

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