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From: Andi Kleen <andi@firstfloor.org>
To: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Pekka J Enberg <penberg@cs.helsinki.fi>,
	Matt Mackall <mpm@selenic.com>,
	Christoph Lameter <clameter@sgi.com>, Ingo Molnar <mingo@elte.hu>,
	Hugh Dickins <hugh@veritas.com>, Andi Kleen <andi@firstfloor.org>,
	Peter Zijlstra <a.p.zijlstra@chello.nl>,
	Linux Kernel Mailing List <linux-kernel@vger.kernel.org>
Subject: Re: [RFC PATCH] greatly reduce SLOB external fragmentation
Date: Thu, 10 Jan 2008 19:13:15 +0100	[thread overview]
Message-ID: <20080110181315.GA1047@one.firstfloor.org> (raw)
In-Reply-To: <alpine.LFD.1.00.0801100749000.3148@woody.linux-foundation.org>

> I would suggest that if you guys are really serious about memory use, try 
> to do a size-based heap thing, and do best-fit in that heap. Or just some 

iirc best fit usually also has some nasty long term fragmentation behaviour.
That is why it is usually also not used.

-Andi

  parent reply	other threads:[~2008-01-10 18:10 UTC|newest]

Thread overview: 69+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-01-02 18:43 [PATCH] procfs: provide slub's /proc/slabinfo Hugh Dickins
2008-01-02 18:53 ` Christoph Lameter
2008-01-02 19:09 ` Pekka Enberg
2008-01-02 19:35   ` Linus Torvalds
2008-01-02 19:45     ` Linus Torvalds
2008-01-02 19:49     ` Pekka Enberg
2008-01-02 22:50     ` Matt Mackall
2008-01-03  8:52       ` Ingo Molnar
2008-01-03 16:46         ` Matt Mackall
2008-01-04  2:21           ` Christoph Lameter
2008-01-04  2:45             ` Andi Kleen
2008-01-04  4:34               ` Matt Mackall
2008-01-04  9:17               ` Peter Zijlstra
2008-01-04 20:37                 ` Christoph Lameter
2008-01-04  4:11             ` Matt Mackall
2008-01-04 20:34               ` Christoph Lameter
2008-01-04 20:55                 ` Matt Mackall
2008-01-04 21:36                   ` Christoph Lameter
2008-01-04 22:30                     ` Matt Mackall
2008-01-05 20:16                       ` Christoph Lameter
2008-01-05 16:21               ` Pekka J Enberg
2008-01-05 17:14                 ` Andi Kleen
2008-01-05 20:05                 ` Christoph Lameter
2008-01-07 20:12                   ` Pekka J Enberg
2008-01-06 17:51                 ` Matt Mackall
2008-01-07 18:06                   ` Pekka J Enberg
2008-01-07 19:03                     ` Matt Mackall
2008-01-07 19:53                       ` Pekka J Enberg
2008-01-07 20:44                       ` Pekka J Enberg
2008-01-10 10:04                       ` Pekka J Enberg
2008-01-09 19:15                     ` [RFC PATCH] greatly reduce SLOB external fragmentation Matt Mackall
2008-01-09 22:43                       ` Pekka J Enberg
2008-01-09 22:59                         ` Matt Mackall
2008-01-10 10:02                           ` Pekka J Enberg
2008-01-10 10:54                             ` Pekka J Enberg
2008-01-10 15:44                               ` Matt Mackall
2008-01-10 16:13                               ` Linus Torvalds
2008-01-10 17:49                                 ` Matt Mackall
2008-01-10 18:28                                   ` Linus Torvalds
2008-01-10 18:42                                     ` Matt Mackall
2008-01-10 19:24                                       ` Christoph Lameter
2008-01-10 19:44                                         ` Matt Mackall
2008-01-10 19:51                                           ` Christoph Lameter
2008-01-10 19:41                                       ` Linus Torvalds
2008-01-10 19:46                                         ` Christoph Lameter
2008-01-10 19:53                                         ` Andi Kleen
2008-01-10 19:52                                           ` Christoph Lameter
2008-01-10 19:16                                   ` Christoph Lameter
2008-01-10 19:23                                     ` Matt Mackall
2008-01-10 19:31                                       ` Christoph Lameter
2008-01-10 21:25                                   ` Jörn Engel
2008-01-10 18:13                                 ` Andi Kleen [this message]
2008-07-30 21:51                                 ` Pekka J Enberg
2008-07-30 22:00                                   ` Linus Torvalds
2008-07-30 22:22                                     ` Pekka Enberg
2008-07-30 22:35                                       ` Linus Torvalds
2008-07-31  0:42                                         ` malc
2008-07-31  1:03                                         ` Matt Mackall
2008-07-31  1:09                                     ` Matt Mackall
2008-07-31 14:11                                       ` Andi Kleen
2008-07-31 15:25                                         ` Christoph Lameter
2008-07-31 16:03                                           ` Andi Kleen
2008-07-31 16:05                                             ` Christoph Lameter
2008-07-31 14:26                                       ` Christoph Lameter
2008-07-31 15:38                                         ` Matt Mackall
2008-07-31 15:42                                           ` Christoph Lameter
2008-01-10  2:46                         ` Matt Mackall
2008-01-10 10:03                       ` Pekka J Enberg
2008-01-03 20:31         ` [PATCH] procfs: provide slub's /proc/slabinfo Christoph Lameter

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