linux-kernel - Re: Very aggressive memory reclaim

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Date:	Tue, 29 Mar 2011 11:55:03 +0900 (JST)
From:	KOSAKI Motohiro <kosaki.motohiro@...fujitsu.com>
To:	Minchan Kim <minchan.kim@...il.com>
Cc:	kosaki.motohiro@...fujitsu.com, Dave Chinner <david@...morbit.com>,
	John Lepikhin <johnlepikhin@...il.com>,
	linux-kernel@...r.kernel.org, xfs@....sgi.com, linux-mm@...ck.org
Subject: Re: Very aggressive memory reclaim

> Recently, We had a similar issue.
> http://www.spinics.net/lists/linux-mm/msg12243.html
> But it seems to not merge. I don't know why since I didn't follow up the thread.
> Maybe Cced guys can help you.
> 
> Is it a sudden big cache drop at the moment or accumulated small cache
> drop for long time?
> What's your zones' size?
> 
> Please attach the result of cat /proc/zoneinfo for others.

If my remember is correct, 2.6.38 is included Mel's anti agressive 
reclaim patch. And original report seems to be using 2.6.37.x. 

John, can you try 2.6.38?



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