From: Andrew Morton <akpm@linux-foundation.org>
To: Dave Chinner <david@fromorbit.com>
Cc: Mel Gorman <mel@csn.ul.ie>,
Linux Kernel List <linux-kernel@vger.kernel.org>,
linux-mm@kvack.org, Rik van Riel <riel@redhat.com>,
Johannes Weiner <hannes@cmpxchg.org>,
Minchan Kim <minchan.kim@gmail.com>,
Christoph Lameter <cl@linux-foundation.org>,
KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>,
KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com>,
Wu Fengguang <fengguang.wu@intel.com>,
David Rientjes <rientjes@google.com>
Subject: Re: [PATCH 3/3] mm: page allocator: Drain per-cpu lists after direct reclaim allocation fails
Date: Fri, 3 Sep 2010 20:21:01 -0700 [thread overview]
Message-ID: <20100903202101.f937b0bb.akpm@linux-foundation.org> (raw)
In-Reply-To: <20100904022545.GD705@dastard>
On Sat, 4 Sep 2010 12:25:45 +1000 Dave Chinner <david@fromorbit.com> wrote:
> Still, given the improvements in performance from this patchset,
> I'd say inclusion is a no-braniner....
OK, thanks.
It'd be interesting to check the IPI frequency with and without -
/proc/interrupts "CAL" field. Presumably it went down a lot.
I wouldn't bust a gut over it though :)
WARNING: multiple messages have this Message-ID (diff)
From: Andrew Morton <akpm@linux-foundation.org>
To: Dave Chinner <david@fromorbit.com>
Cc: Mel Gorman <mel@csn.ul.ie>,
Linux Kernel List <linux-kernel@vger.kernel.org>,
linux-mm@kvack.org, Rik van Riel <riel@redhat.com>,
Johannes Weiner <hannes@cmpxchg.org>,
Minchan Kim <minchan.kim@gmail.com>,
Christoph Lameter <cl@linux-foundation.org>,
KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>,
KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com>,
Wu Fengguang <fengguang.wu@intel.com>,
David Rientjes <rientjes@google.com>
Subject: Re: [PATCH 3/3] mm: page allocator: Drain per-cpu lists after direct reclaim allocation fails
Date: Fri, 3 Sep 2010 20:21:01 -0700 [thread overview]
Message-ID: <20100903202101.f937b0bb.akpm@linux-foundation.org> (raw)
In-Reply-To: <20100904022545.GD705@dastard>
On Sat, 4 Sep 2010 12:25:45 +1000 Dave Chinner <david@fromorbit.com> wrote:
> Still, given the improvements in performance from this patchset,
> I'd say inclusion is a no-braniner....
OK, thanks.
It'd be interesting to check the IPI frequency with and without -
/proc/interrupts "CAL" field. Presumably it went down a lot.
I wouldn't bust a gut over it though :)
--
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next prev parent reply other threads:[~2010-09-04 3:17 UTC|newest]
Thread overview: 104+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-09-03 9:08 [PATCH 0/3] Reduce watermark-related problems with the per-cpu allocator V4 Mel Gorman
2010-09-03 9:08 ` Mel Gorman
2010-09-03 9:08 ` [PATCH 1/3] mm: page allocator: Update free page counters after pages are placed on the free list Mel Gorman
2010-09-03 9:08 ` Mel Gorman
2010-09-03 22:38 ` Andrew Morton
2010-09-03 22:38 ` Andrew Morton
2010-09-05 18:06 ` Mel Gorman
2010-09-05 18:06 ` Mel Gorman
2010-09-03 9:08 ` [PATCH 2/3] mm: page allocator: Calculate a better estimate of NR_FREE_PAGES when memory is low and kswapd is awake Mel Gorman
2010-09-03 9:08 ` Mel Gorman
2010-09-03 22:55 ` Andrew Morton
2010-09-03 22:55 ` Andrew Morton
2010-09-03 23:17 ` Christoph Lameter
2010-09-03 23:17 ` Christoph Lameter
2010-09-03 23:28 ` Andrew Morton
2010-09-03 23:28 ` Andrew Morton
2010-09-04 0:54 ` Christoph Lameter
2010-09-04 0:54 ` Christoph Lameter
2010-09-05 18:12 ` Mel Gorman
2010-09-05 18:12 ` Mel Gorman
2010-09-03 9:08 ` [PATCH 3/3] mm: page allocator: Drain per-cpu lists after direct reclaim allocation fails Mel Gorman
2010-09-03 9:08 ` Mel Gorman
2010-09-03 23:00 ` Andrew Morton
2010-09-03 23:00 ` Andrew Morton
2010-09-04 2:25 ` Dave Chinner
2010-09-04 2:25 ` Dave Chinner
2010-09-04 3:21 ` Andrew Morton [this message]
2010-09-04 3:21 ` Andrew Morton
2010-09-04 7:58 ` Dave Chinner
2010-09-04 7:58 ` Dave Chinner
2010-09-04 8:14 ` Dave Chinner
2010-09-04 8:14 ` Dave Chinner
[not found] ` <20100905015400.GA10714@localhost>
[not found] ` <20100905021555.GG705@dastard>
[not found] ` <20100905060539.GA17450@localhost>
[not found] ` <20100905131447.GJ705@dastard>
2010-09-05 13:45 ` Wu Fengguang
2010-09-05 13:45 ` Wu Fengguang
2010-09-05 23:33 ` Dave Chinner
2010-09-05 23:33 ` Dave Chinner
2010-09-06 4:02 ` Dave Chinner
2010-09-06 4:02 ` Dave Chinner
2010-09-06 8:40 ` Mel Gorman
2010-09-06 8:40 ` Mel Gorman
2010-09-06 21:50 ` Dave Chinner
2010-09-06 21:50 ` Dave Chinner
2010-09-08 8:49 ` Dave Chinner
2010-09-08 8:49 ` Dave Chinner
2010-09-09 12:39 ` Mel Gorman
2010-09-09 12:39 ` Mel Gorman
2010-09-10 6:17 ` Dave Chinner
2010-09-10 6:17 ` Dave Chinner
2010-09-07 14:23 ` Christoph Lameter
2010-09-07 14:23 ` Christoph Lameter
2010-09-08 2:13 ` Wu Fengguang
2010-09-08 2:13 ` Wu Fengguang
2010-09-04 3:23 ` Wu Fengguang
2010-09-04 3:23 ` Wu Fengguang
2010-09-04 3:59 ` Andrew Morton
2010-09-04 3:59 ` Andrew Morton
2010-09-04 4:37 ` Wu Fengguang
2010-09-04 4:37 ` Wu Fengguang
2010-09-05 18:22 ` Mel Gorman
2010-09-05 18:22 ` Mel Gorman
2010-09-05 18:14 ` Mel Gorman
2010-09-05 18:14 ` Mel Gorman
2010-09-08 7:43 ` KOSAKI Motohiro
2010-09-08 7:43 ` KOSAKI Motohiro
2010-09-08 20:05 ` Christoph Lameter
2010-09-08 20:05 ` Christoph Lameter
2010-09-09 12:41 ` Mel Gorman
2010-09-09 12:41 ` Mel Gorman
2010-09-09 13:45 ` Christoph Lameter
2010-09-09 13:45 ` Christoph Lameter
2010-09-09 13:55 ` Mel Gorman
2010-09-09 13:55 ` Mel Gorman
2010-09-09 14:32 ` Christoph Lameter
2010-09-09 14:32 ` Christoph Lameter
2010-09-09 15:05 ` Mel Gorman
2010-09-09 15:05 ` Mel Gorman
2010-09-10 2:56 ` KOSAKI Motohiro
2010-09-10 2:56 ` KOSAKI Motohiro
2010-09-03 23:05 ` [PATCH 0/3] Reduce watermark-related problems with the per-cpu allocator V4 Andrew Morton
2010-09-03 23:05 ` Andrew Morton
2010-09-21 11:17 ` Mel Gorman
2010-09-21 11:17 ` Mel Gorman
2010-09-21 12:58 ` [stable] " Greg KH
2010-09-21 12:58 ` Greg KH
2010-09-21 14:23 ` Mel Gorman
2010-09-21 14:23 ` Mel Gorman
2010-09-23 18:49 ` Greg KH
2010-09-23 18:49 ` Greg KH
2010-09-24 9:14 ` Mel Gorman
2010-09-24 9:14 ` Mel Gorman
-- strict thread matches above, loose matches on Subject: below --
2010-08-31 17:37 [PATCH 0/3] Reduce watermark-related problems with the per-cpu allocator V3 Mel Gorman
2010-08-31 17:37 ` [PATCH 3/3] mm: page allocator: Drain per-cpu lists after direct reclaim allocation fails Mel Gorman
2010-08-31 17:37 ` Mel Gorman
2010-08-31 18:26 ` Christoph Lameter
2010-08-31 18:26 ` Christoph Lameter
2010-08-23 8:00 [PATCH 0/3] Reduce watermark-related problems with the per-cpu allocator V2 Mel Gorman
2010-08-23 8:00 ` [PATCH 3/3] mm: page allocator: Drain per-cpu lists after direct reclaim allocation fails Mel Gorman
2010-08-23 8:00 ` Mel Gorman
2010-08-23 23:17 ` KOSAKI Motohiro
2010-08-23 23:17 ` KOSAKI Motohiro
2010-08-16 9:42 [RFC PATCH 0/3] Reduce watermark-related problems with the per-cpu allocator Mel Gorman
2010-08-16 9:42 ` [PATCH 3/3] mm: page allocator: Drain per-cpu lists after direct reclaim allocation fails Mel Gorman
2010-08-16 14:50 ` Rik van Riel
2010-08-17 2:57 ` Minchan Kim
2010-08-18 3:02 ` KAMEZAWA Hiroyuki
2010-08-19 14:47 ` Minchan Kim
2010-08-19 15:10 ` Mel Gorman
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