From: Christoph Lameter <clameter@sgi.com>
To: Lee Schermerhorn <Lee.Schermerhorn@hp.com>
Cc: Mel Gorman <mel@csn.ul.ie>,
Andrew Morton <akpm@linux-foundation.org>,
ak@suse.de, kamezawa.hiroyu@jp.fujitsu.com, linux-mm@kvack.org,
rientjes@google.com, eric.whitney@hp.com
Subject: Re: [PATCH 4/6] Use two zonelist that are filtered by GFP mask
Date: Fri, 29 Feb 2008 13:07:30 -0800 (PST) [thread overview]
Message-ID: <Pine.LNX.4.64.0802291305360.11889@schroedinger.engr.sgi.com> (raw)
In-Reply-To: <1204300094.5311.50.camel@localhost>
On Fri, 29 Feb 2008, Lee Schermerhorn wrote:
> + usage in slab.c and slub.c appears to be the fallback/slow path.
> Christoph can chime in, here, if he disagrees.
Correct. And in 2.6.25 slub will start to buffer page allocator allocs in
order to avoid that current issue with 4k allocs being slower than slab
due to page allocator inefficiency.
I think we need a new fastpath for the page allocator! (No not me, I am
already handing a gazillion patches).
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next prev parent reply other threads:[~2008-02-29 21:07 UTC|newest]
Thread overview: 40+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-02-27 21:47 [PATCH 0/6] Use two zonelists per node instead of multiple zonelists v11r3 Lee Schermerhorn, Mel Gorman
2008-02-27 21:47 ` [PATCH 1/6] Use zonelists instead of zones when direct reclaiming pages Lee Schermerhorn, Mel Gorman
2008-02-27 21:47 ` [PATCH 2/6] Introduce node_zonelist() for accessing the zonelist for a GFP mask Lee Schermerhorn, Mel Gorman
2008-02-27 21:47 ` [PATCH 3/6] Remember what the preferred zone is for zone_statistics Lee Schermerhorn, Mel Gorman
2008-02-27 22:00 ` Christoph Lameter
2008-02-28 17:45 ` Lee Schermerhorn
2008-02-29 14:19 ` Mel Gorman
2008-02-29 2:30 ` KAMEZAWA Hiroyuki
2008-02-29 14:32 ` Mel Gorman
2008-02-27 21:47 ` [PATCH 4/6] Use two zonelist that are filtered by GFP mask Lee Schermerhorn, Mel Gorman
2008-02-28 21:32 ` Andrew Morton
2008-02-28 21:53 ` Lee Schermerhorn
2008-02-29 2:37 ` KAMEZAWA Hiroyuki
2008-02-29 14:50 ` Mel Gorman
2008-02-29 15:48 ` Lee Schermerhorn
2008-02-29 21:07 ` Christoph Lameter [this message]
2008-03-04 18:01 ` Mel Gorman
2008-03-05 16:06 ` [PATCH] 2.6.25-rc3-mm1 - Mempolicy: make dequeue_huge_page_vma() obey MPOL_BIND nodemask Lee Schermerhorn
2008-03-05 18:03 ` Nishanth Aravamudan
2008-03-05 19:02 ` Lee Schermerhorn
2008-03-06 1:04 ` Nishanth Aravamudan
2008-03-06 15:38 ` Lee Schermerhorn
2008-03-06 21:24 ` [PATCH] Mempolicy: make dequeue_huge_page_vma() obey MPOL_BIND nodemask rework Lee Schermerhorn
2008-03-07 17:35 ` Nishanth Aravamudan
2008-03-07 18:31 ` Lee Schermerhorn
2008-03-08 0:27 ` Nishanth Aravamudan
2008-03-06 0:39 ` [PATCH] 2.6.25-rc3-mm1 - Mempolicy: make dequeue_huge_page_vma() obey MPOL_BIND nodemask Andrew Morton
2008-03-06 15:17 ` Lee Schermerhorn
2008-03-06 18:41 ` [PATCH 4/6] Use two zonelist that are filtered by GFP mask Mel Gorman
2008-02-27 21:47 ` [PATCH 5/6] Have zonelist contains structs with both a zone pointer and zone_idx Lee Schermerhorn, Mel Gorman
2008-02-29 7:49 ` KOSAKI Motohiro
2008-02-27 21:47 ` [PATCH 6/6] Filter based on a nodemask as well as a gfp_mask Lee Schermerhorn, Mel Gorman
2008-02-29 2:59 ` KAMEZAWA Hiroyuki
2008-03-07 11:56 ` Mel Gorman
2008-02-29 8:48 ` KOSAKI Motohiro
2008-02-27 21:53 ` [PATCH 0/6] Use two zonelists per node instead of multiple zonelists v11r3 Lee Schermerhorn
2008-02-29 14:12 ` Mel Gorman
-- strict thread matches above, loose matches on Subject: below --
2007-12-11 20:21 [PATCH 0/6] Use two zonelists per node instead of multiple zonelists v11r2 Mel Gorman
2007-12-11 20:23 ` [PATCH 4/6] Use two zonelist that are filtered by GFP mask Mel Gorman
2007-11-21 0:38 [PATCH 0/6] Use two zonelists per node instead of multiple zonelists v10 Mel Gorman
2007-11-21 0:40 ` [PATCH 4/6] Use two zonelist that are filtered by GFP mask Mel Gorman
2007-11-21 2:37 ` 小崎資広
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