From: Andrea Arcangeli <aarcange@redhat.com>
To: Mel Gorman <mel@csn.ul.ie>
Cc: Arthur Marsh <arthur.marsh@internode.on.net>,
Clemens Ladisch <cladisch@googlemail.com>,
alsa-user@lists.sourceforge.net, linux-kernel@vger.kernel.org
Subject: Re: [Alsa-user] new source of MIDI playback slow-down identified - 5a03b051ed87e72b959f32a86054e1142ac4cf55 thp: use compaction in kswapd for GFP_ATOMIC order > 0
Date: Wed, 23 Feb 2011 18:40:30 +0100 [thread overview]
Message-ID: <20110223174030.GT31195@random.random> (raw)
In-Reply-To: <20110223170117.GK15652@csn.ul.ie>
On Wed, Feb 23, 2011 at 05:01:17PM +0000, Mel Gorman wrote:
> I regret that yet more patches are being blasted around but I hope the included
> figures will convince you to run yet-another-test. I don't know how you are
> measuring how long IRQs are being disabled and when it's a problem but it's
> what I'm more interested in right now than the kswapd CPU usage which I'm
> still in the process of gathering data to analyse.
Arthur, I suggest to apply this patch before any of my patches (just
like the kswapd-high-wmark) before testing my patches. It's orthogonal
so it can be applied at the same time.
Acked-by: Andrea Arcangeli <aarcange@redhat.com>
Thanks,
Andrea
next prev parent reply other threads:[~2011-02-23 17:41 UTC|newest]
Thread overview: 31+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <g0ia38-jj6.ln1@ppp121-45-136-118.lns11.adl6.internode.on.net>
2011-02-22 7:37 ` [Alsa-user] new source of MIDI playback slow-down identified - 5a03b051ed87e72b959f32a86054e1142ac4cf55 thp: use compaction in kswapd for GFP_ATOMIC order > 0 Clemens Ladisch
2011-02-22 7:46 ` Arthur Marsh
2011-02-22 13:40 ` Andrea Arcangeli
2011-02-22 16:15 ` Andrea Arcangeli
2011-02-22 16:59 ` Mel Gorman
2011-02-22 17:08 ` Andrea Arcangeli
2011-02-22 17:37 ` Mel Gorman
2011-02-22 17:47 ` Arthur Marsh
2011-02-22 19:43 ` Andrea Arcangeli
2011-02-23 9:15 ` Mel Gorman
2011-02-23 11:41 ` Arthur Marsh
2011-02-23 13:50 ` Clemens Ladisch
2011-02-23 17:01 ` Mel Gorman
2011-02-23 17:40 ` Andrea Arcangeli [this message]
2011-02-23 16:24 ` Andrea Arcangeli
2011-02-23 16:36 ` Andrea Arcangeli
2011-02-23 16:40 ` Andrea Arcangeli
2011-02-23 16:47 ` Andrea Arcangeli
2011-02-23 16:55 ` Andrea Arcangeli
2011-02-23 20:07 ` Arthur Marsh
2011-02-23 21:25 ` Andrea Arcangeli
2011-02-23 21:55 ` Arthur Marsh
2011-02-23 23:59 ` Andrea Arcangeli
2011-02-24 1:40 ` Arthur Marsh
2011-02-24 1:54 ` Andrea Arcangeli
2011-02-26 6:43 ` Andrea Arcangeli
2011-02-27 8:48 ` Arthur Marsh
2011-02-23 17:10 ` Mel Gorman
2011-02-23 17:27 ` Andrea Arcangeli
2011-02-23 17:44 ` Mel Gorman
2011-02-23 18:14 ` Andrea Arcangeli
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