From owner-freebsd-stable@FreeBSD.ORG Mon Jul 19 04:11:51 2010 Return-Path: Delivered-To: freebsd-stable@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 13D0E106564A for ; Mon, 19 Jul 2010 04:11:51 +0000 (UTC) (envelope-from jdc@koitsu.dyndns.org) Received: from qmta04.emeryville.ca.mail.comcast.net (qmta04.emeryville.ca.mail.comcast.net [76.96.30.40]) by mx1.freebsd.org (Postfix) with ESMTP id EB4548FC0C for ; Mon, 19 Jul 2010 04:11:50 +0000 (UTC) Received: from omta09.emeryville.ca.mail.comcast.net ([76.96.30.20]) by qmta04.emeryville.ca.mail.comcast.net with comcast id jd6V1e0020S2fkCA4gBqjw; Mon, 19 Jul 2010 04:11:50 +0000 Received: from koitsu.dyndns.org ([98.248.41.155]) by omta09.emeryville.ca.mail.comcast.net with comcast id jgBp1e0073LrwQ28VgBpJw; Mon, 19 Jul 2010 04:11:50 +0000 Received: by icarus.home.lan (Postfix, from userid 1000) id 300619B425; Sun, 18 Jul 2010 21:11:49 -0700 (PDT) Date: Sun, 18 Jul 2010 21:11:49 -0700 From: Jeremy Chadwick To: Mike Tancsa Message-ID: <20100719041149.GA93978@icarus.home.lan> References: <201007182108.o6IL88eG043887@lava.sentex.ca> <20100718211415.GA84127@icarus.home.lan> <201007182142.o6ILgDQW044046@lava.sentex.ca> <20100719023419.GA91006@icarus.home.lan> <201007190301.o6J31Hs1045607@lava.sentex.ca> <20100719033424.GA92607@icarus.home.lan> <20100719035844.GA93487@icarus.home.lan> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20100719035844.GA93487@icarus.home.lan> User-Agent: Mutt/1.5.20 (2009-06-14) Cc: freebsd-stable@freebsd.org Subject: Re: deadlock or bad disk ? RELENG_8 X-BeenThere: freebsd-stable@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Production branch of FreeBSD source code List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 19 Jul 2010 04:11:51 -0000 On Sun, Jul 18, 2010 at 08:58:44PM -0700, Jeremy Chadwick wrote: > I took a look at the RELENG_8 code responsible for printing this > message: src/sys/vm/swap_pager.c > > [...] > 1086 static int > 1087 swap_pager_getpages(vm_object_t object, vm_page_t *m, int count, int reqpage) > 1088 { > [...] There was a change to this piece of code on May 13th. See commit 1.312.2.4 below: http://www.freebsd.org/cgi/cvsweb.cgi/src/sys/vm/swap_pager.c Before I pull in kib@ or alc@ to help determine if what was introduced could cause what you're seeing, can you clarify this point? > FreeBSD 8.1-PRERELEASE #0: Tue Jul 13 09:55:48 EDT 2010 > mdtancsa at backup3.sentex.ca:/usr/obj/usr/src/sys/backup amd64 > [...] > Its never been an issue in the past 2yrs. The same box was RELENG_7 > for some time and then in the past 3 months updated to RELENG_8. Has this system run a previous version of RELENG_8 within the past 3 months, or are you seeing this issue "as a result of upgrading from RELENG_7 to RELENG_8"? -- | Jeremy Chadwick jdc@parodius.com | | Parodius Networking http://www.parodius.com/ | | UNIX Systems Administrator Mountain View, CA, USA | | Making life hard for others since 1977. PGP: 4BD6C0CB |