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From: Paul Mackerras <paulus@samba.org>
To: David Miller <davem@davemloft.net>
Cc: clameter@sgi.com, linux-kernel@vger.kernel.org, ak@suse.com,
	holt@sgi.com, linux-ia64@vger.kernel.org, mpm@selenic.com
Subject: Re: [QUICKLIST 0/6] Arch independent quicklists V1
Date: Tue, 13 Mar 2007 00:37:32 +0000	[thread overview]
Message-ID: <17909.62028.117035.287313@cargo.ozlabs.ibm.com> (raw)
In-Reply-To: <20070312.155157.74747634.davem@davemloft.net>

David Miller writes:

> I ported this to sparc64 as per the patch below, tested on
> UP SunBlade1500 and 24 cpu Niagara T1000.

Did you see any performance improvement?  We used to have quicklists
on ppc, but I remain to be convinced that they actually help.

Also, I didn't understand why we have to do quicklists to take
advantage of the fact that the pages are in a pristine state when they
are freed.  I thought the whole point of the slab allocator was to be
able to take advantage of that...

Paul.


  reply	other threads:[~2007-03-13  0:37 UTC|newest]

Thread overview: 24+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2007-03-11  2:09 [QUICKLIST 0/6] Arch independent quicklists V1 Christoph Lameter
2007-03-11  2:09 ` [QUICKLIST 1/6] Extract quicklist implementation from IA64 Christoph Lameter
2007-03-11  2:09 ` [QUICKLIST 2/6] i386: quicklist support Christoph Lameter
2007-03-11  3:22   ` William Lee Irwin III
2007-03-11  2:09 ` [QUICKLIST 3/6] i386: Use standard list manipulators for pgd_list Christoph Lameter
2007-03-11  2:09 ` [QUICKLIST 4/6] x86_64: Single Quicklist Christoph Lameter
2007-03-11  7:54   ` Andi Kleen
2007-03-11 16:44     ` Christoph Lameter
2007-03-14 19:49       ` Mel Gorman
2007-03-11  2:09 ` [QUICKLIST 5/6] x86_64: Separate quicklist for pgds Christoph Lameter
2007-03-11  2:09 ` [QUICKLIST 6/6] slub: remove special casing for PAGE_SIZE slabs Christoph Lameter
2007-03-11 20:59 ` [QUICKLIST 0/6] Arch independent quicklists V1 David Miller
2007-03-12 11:12   ` Christoph Lameter
2007-03-12 11:23     ` David Miller
2007-03-12 15:52     ` Robin Holt
2007-03-12 22:51 ` David Miller
2007-03-13  0:37   ` Paul Mackerras [this message]
2007-03-13  1:38     ` Christoph Lameter
2007-03-13  2:26     ` David Miller
2007-03-13  2:32       ` David Miller
2007-03-15  7:23         ` Andrew Morton
2007-03-15  7:31           ` David Miller
2007-03-15  7:40             ` Andrew Morton
2007-03-14  0:41   ` William Lee Irwin III

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