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Date:	Fri, 6 Jun 2014 07:54:23 -0500
From:	Felipe Contreras <>
To:	Michal Hocko <>
Cc:	Linux Kernel Mailing List <>,
	"" <>,
	Andrew Morton <>,
	Linus Torvalds <>,
	Mel Gorman <>,
	KAMEZAWA Hiroyuki <>,
	Rik van Riel <>
Subject: Re: Interactivity regression since v3.11 in mm/vmscan.c

On Fri, Jun 6, 2014 at 6:03 AM, Michal Hocko <> wrote:
> On Fri 06-06-14 05:33:28, Felipe Contreras wrote:
>> On Fri, Jun 6, 2014 at 4:16 AM, Michal Hocko <> wrote:
>> > Mel has a nice systemtap script (attached) to watch for stalls. Maybe
>> > you can give it a try?
>> Is there any special configurations I should enable?
> You need debuginfo and systemtap AFAIK. I haven't used this script
> myself.

I have both.

Felipe Contreras
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