linux-kernel - Re: [PATCH 02/12] tracing, vmscan: Add trace events for LRU page isolation

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Message-Id: <1276549330.8736.104.camel@dhcp-100-19-198.bos.redhat.com>
Date:	Mon, 14 Jun 2010 17:02:10 -0400
From:	Larry Woodman <lwoodman@...hat.com>
To:	Mel Gorman <mel@....ul.ie>
Cc:	linux-kernel@...r.kernel.org, linux-fsdevel@...r.kernel.org,
	linux-mm@...ck.org, Dave Chinner <david@...morbit.com>,
	Chris Mason <chris.mason@...cle.com>,
	Nick Piggin <npiggin@...e.de>, Rik van Riel <riel@...hat.com>,
	Johannes Weiner <hannes@...xchg.org>,
	Christoph Hellwig <hch@...radead.org>,
	KAMEZAWA Hiroyuki <kamezawa.hiroyu@...fujitsu.com>,
	Andrew Morton <akpm@...ux-foundation.org>
Subject: Re: [PATCH 02/12] tracing, vmscan: Add trace events for LRU page
	isolation

On Mon, 2010-06-14 at 12:17 +0100, Mel Gorman wrote:
> This patch adds an event for when pages are isolated en-masse from the
> LRU lists. This event augments the information available on LRU traffic
> and can be used to evaluate lumpy reclaim.
> 
> Signed-off-by: Mel Gorman <mel@....ul.ie>

Acked-by: Larry Woodman <lwoodman@...hat.com>


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