linux-kernel - Re: [Q] PGPGIN underflow?

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Message-ID: <4D8C4953.8020808@kernel.dk>
Date:	Fri, 25 Mar 2011 08:50:43 +0100
From:	Jens Axboe <axboe@...nel.dk>
To:	Randy Dunlap <randy.dunlap@...cle.com>
CC:	KOSAKI Motohiro <kosaki.motohiro@...fujitsu.com>,
	linux-mm <linux-mm@...ck.org>,
	LKML <linux-kernel@...r.kernel.org>
Subject: Re: [Q] PGPGIN underflow?

On 2011-03-24 17:57, Randy Dunlap wrote:
> On Thu, 24 Mar 2011 10:52:54 +0900 (JST) KOSAKI Motohiro wrote:
> 
>> Hi all,
>>
>> Recently, vmstast show crazy big "bi" value even though the system has
>> no stress. Is this known issue?
>>
>> Thanks.
> 
> underflow?  also looks like -3 or -ESRCH.
> 
> Adding Jens in case he has any idea about it.

First question, what does 'recently' mean? In other words, in what
kernel did you first notice this behaviour?

-- 
Jens Axboe

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