From owner-freebsd-stable@FreeBSD.ORG Wed Dec 7 17:59:34 2011 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 85DCA1065672 for ; Wed, 7 Dec 2011 17:59:34 +0000 (UTC) (envelope-from marck@rinet.ru) Received: from woozle.rinet.ru (woozle.rinet.ru [195.54.192.68]) by mx1.freebsd.org (Postfix) with ESMTP id 0AE5F8FC14 for ; Wed, 7 Dec 2011 17:59:33 +0000 (UTC) Received: from localhost (localhost [127.0.0.1]) by woozle.rinet.ru (8.14.4/8.14.4) with ESMTP id pB7HxWsd020693; Wed, 7 Dec 2011 21:59:32 +0400 (MSK) (envelope-from marck@rinet.ru) Date: Wed, 7 Dec 2011 21:59:32 +0400 (MSK) From: Dmitry Morozovsky To: Kostik Belousov In-Reply-To: <20111207133035.GF50300@deviant.kiev.zoral.com.ua> Message-ID: References: <20111207133035.GF50300@deviant.kiev.zoral.com.ua> User-Agent: Alpine 2.00 (BSF 1167 2008-08-23) X-NCC-RegID: ru.rinet X-OpenPGP-Key-ID: 6B691B03 MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.2.7 (woozle.rinet.ru [0.0.0.0]); Wed, 07 Dec 2011 21:59:32 +0400 (MSK) Cc: freebsd-stable@freebsd.org Subject: Re: tmpfs deadlock on stable/9 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: Wed, 07 Dec 2011 17:59:34 -0000 On Wed, 7 Dec 2011, Kostik Belousov wrote: > > I have ports tinderbox runnign on stable/9-amd64, with working directories on > > tmpfs. I have two consecutive tmpfs deadlocks like > > > > root@beaver:/usr/local/tb/scripts# ps t2 > > PID TT STAT TIME COMMAND > > 2337 2 Is 0:00.04 /bin/tcsh > > 3079 2 I 0:00.01 sudo -sE > > 3260 2 I 0:00.02 /bin/tcsh > > 20309 2 I+ 0:00.06 /bin/sh ./tc tinderbuild -nullfs -norebuild -b > > 9-i386-RiNet > > 27035 2 S+ 0:00.13 make PACKAGES=/usr/local/tb/packages/9-i386-RiNet -k > > -j1 all > > 46470 2 I+ 0:00.00 sh -ev > > 46471 2 I+ 0:00.01 /bin/sh /usr/local/tb/scripts/lib/portbuild > > 9-i386-RiNet 9-i386 RiNet -nullfs gsm-1.0.13.tbz /usr/ports/audio/gsm > > 46677 2 I+ 0:00.00 /bin/sh /buildscript /usr/ports/audio/gsm 2 > > 46766 2 I+ 0:00.00 /pnohang 7200 /tmp/make.log4 gsm-1.0.13 make build > > 46767 2 I+ 0:00.02 make build > > 46768 2 I+ 0:00.00 /pnohang 7200 /tmp/make.log4 gsm-1.0.13 make build > > 46789 2 I+ 0:00.00 [sh] > > 46790 2 D+ 0:00.01 make -f Makefile -j4 all > > 46918 2 I+ 0:00.00 sh -ev > > 46926 2 I+ 0:00.00 sh -ev > > 46928 2 Z+ 0:00.09 > > 46938 2 D+ 0:00.00 mv gsm_create.o ./src/gsm_create.o > > 46940 2 D+ 0:00.00 mv gsm_print.o ./src/gsm_print.o > > > > (this is parallel build, last 2 rm's are deadlocked on tmpfs) > > > > what kind of additional info should I send? I have debugging turned on in > > kernel, if it's needed. > http://www.freebsd.org/doc/en_US.ISO8859-1/books/developers-handbook/kerneldebug-deadlocks.html > > No, I do not promise to look into it. It is available at http://bsd.woozle.net/tmpfs-lock-20111207.txt (~260k) BTW, at least some of the debugger commands referenced (show locks, show alllocks) are no longer exist Thank you! -- Sincerely, D.Marck [DM5020, MCK-RIPE, DM3-RIPN] [ FreeBSD committer: marck@FreeBSD.org ] ------------------------------------------------------------------------ *** Dmitry Morozovsky --- D.Marck --- Wild Woozle --- marck@rinet.ru *** ------------------------------------------------------------------------