Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752524Ab1CXQ5q (ORCPT ); Thu, 24 Mar 2011 12:57:46 -0400 Received: from rcsinet10.oracle.com ([148.87.113.121]:48231 "EHLO rcsinet10.oracle.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750724Ab1CXQ5p (ORCPT ); Thu, 24 Mar 2011 12:57:45 -0400 Date: Thu, 24 Mar 2011 09:57:35 -0700 From: Randy Dunlap To: KOSAKI Motohiro , axboe@kernel.dk Cc: linux-mm , LKML Subject: Re: [Q] PGPGIN underflow? Message-Id: <20110324095735.61bfa370.randy.dunlap@oracle.com> In-Reply-To: <20110324105307.1AF3.A69D9226@jp.fujitsu.com> References: <20110324105307.1AF3.A69D9226@jp.fujitsu.com> Organization: Oracle Linux Eng. X-Mailer: Sylpheed 2.7.1 (GTK+ 2.16.6; x86_64-unknown-linux-gnu) Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit X-Source-IP: acsmt356.oracle.com [141.146.40.156] X-Auth-Type: Internal IP X-CT-RefId: str=0001.0A090203.4D8B7802.00CE,ss=1,fgs=0 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 3535 Lines: 61 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. > > % vmstat 1 > procs -----------memory---------- ---swap-- -----io---- --system-- -----cpu----- > r b swpd free buff cache si so bi bo in cs us sy id wa st > 1 0 0 1133060 151336 479708 0 0 0 0 50 50 0 0 100 0 0 > 1 0 0 1133060 151336 479708 0 0 0 0 35 30 0 0 100 0 0 > 0 0 0 1133060 151336 479708 0 0 0 0 27 24 0 0 100 0 0 > 0 0 0 1133060 151336 479708 0 0 0 0 29 26 0 0 100 0 0 > 0 0 0 1133060 151336 479708 0 0 0 0 26 22 0 0 100 0 0 > 0 0 0 1133060 151336 479708 0 0 0 0 27 24 0 0 100 0 0 > 1 0 0 1133060 151336 479708 0 0 0 0 45 49 0 0 100 0 0 > 0 0 0 1133060 151336 479708 0 0 0 0 62 54 1 0 99 0 0 > 0 0 0 1133060 151336 479708 0 0 0 0 54 56 0 0 100 0 0 > 0 0 0 1133060 151336 479708 0 0 0 0 28 24 0 1 99 0 0 > 1 0 0 1133060 151336 479708 0 0 0 0 54 54 0 0 100 0 0 > 0 0 0 1133060 151336 479708 0 0 0 0 42 38 0 1 100 0 0 > 0 0 0 1133060 151336 479708 0 0 0 0 31 24 0 0 100 0 0 > 0 0 0 1133060 151336 479708 0 0 0 0 33 24 0 0 100 0 0 > 1 0 0 1133060 151336 479708 0 0 0 0 56 58 1 0 100 0 0 > 0 0 0 1133060 151336 479708 0 0 0 0 157 225 1 0 98 0 0 > 0 0 0 1133060 151336 479708 0 0 0 0 40 37 0 0 100 0 0 > 0 0 0 1133060 151336 479708 0 0 0 0 51 47 0 0 100 0 0 > 1 0 0 1133060 151336 479708 0 0 0 0 51 46 1 0 99 0 0 > 0 0 0 1133060 151336 479708 0 0 0 0 296 418 2 0 97 0 0 > 0 0 0 1133060 151336 479708 0 0 0 0 295 419 3 2 95 0 0 > 0 0 0 1133060 151336 479708 16 0 0 0 313 449 3 1 96 0 0 > 0 0 0 1132936 151336 479708 0 0 4294967293 0 331 448 5 1 95 0 0 > 1 0 0 1132936 151336 479708 0 0 0 0 303 445 3 1 96 0 0 > 0 0 0 1132936 151336 479708 16 0 0 0 308 433 3 1 96 0 0 > 0 0 0 1132936 151336 479708 0 0 0 0 307 450 4 0 96 0 0 > 1 0 0 1132936 151344 479704 96 0 0 0 255 222 6 1 93 0 0 > 1 0 0 1132812 151344 479708 0 0 4294967293 0 397 310 11 1 88 0 0 > 0 0 0 1132688 151344 479708 0 0 4294967293 0 410 365 9 1 90 0 0 > 1 0 0 1132812 151344 479708 0 0 3 0 33 32 0 0 100 0 0 > 0 0 0 1132812 151344 479708 0 0 0 0 31 23 0 0 100 0 0 > 0 0 0 1132812 151344 479708 0 0 0 0 35 34 0 0 100 0 0 > > -- --- ~Randy *** Remember to use Documentation/SubmitChecklist when testing your code *** -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/