From owner-freebsd-stable@FreeBSD.ORG Tue Aug 27 14:04:44 2013 Return-Path: Delivered-To: freebsd-stable@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) (using TLSv1 with cipher ADH-AES256-SHA (256/256 bits)) (No client certificate requested) by hub.freebsd.org (Postfix) with ESMTP id A861FAF3 for ; Tue, 27 Aug 2013 14:04:44 +0000 (UTC) (envelope-from kostikbel@gmail.com) Received: from kib.kiev.ua (kib.kiev.ua [IPv6:2001:470:d5e7:1::1]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.freebsd.org (Postfix) with ESMTPS id B702129DF for ; Tue, 27 Aug 2013 14:04:43 +0000 (UTC) Received: from tom.home (kostik@localhost [127.0.0.1]) by kib.kiev.ua (8.14.7/8.14.7) with ESMTP id r7RE4CdD072580; Tue, 27 Aug 2013 17:04:12 +0300 (EEST) (envelope-from kostikbel@gmail.com) DKIM-Filter: OpenDKIM Filter v2.8.3 kib.kiev.ua r7RE4CdD072580 Received: (from kostik@localhost) by tom.home (8.14.7/8.14.7/Submit) id r7RE4CNn072579; Tue, 27 Aug 2013 17:04:12 +0300 (EEST) (envelope-from kostikbel@gmail.com) X-Authentication-Warning: tom.home: kostik set sender to kostikbel@gmail.com using -f Date: Tue, 27 Aug 2013 17:04:12 +0300 From: Konstantin Belousov To: Daniel Braniss Subject: Re: another? NFS deadlock on 9.2-PRERELEASE Message-ID: <20130827140412.GQ4972@kib.kiev.ua> References: <1740270726.14074212.1377605362382.JavaMail.root@uoguelph.ca> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="wdMRLhhF94AmkTAJ" Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.5.21 (2010-09-15) X-Spam-Status: No, score=-2.0 required=5.0 tests=ALL_TRUSTED,BAYES_00, DKIM_ADSP_CUSTOM_MED,FREEMAIL_FROM,NML_ADSP_CUSTOM_MED autolearn=no version=3.3.2 X-Spam-Checker-Version: SpamAssassin 3.3.2 (2011-06-06) on tom.home Cc: Rick Macklem , freebsd-stable X-BeenThere: freebsd-stable@freebsd.org X-Mailman-Version: 2.1.14 Precedence: list List-Id: Production branch of FreeBSD source code List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 27 Aug 2013 14:04:44 -0000 --wdMRLhhF94AmkTAJ Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Tue, Aug 27, 2013 at 05:00:14PM +0300, Daniel Braniss wrote: > > Daniel Braniss wrote: > > > > Daniel Braniss wrote: > > > > > I upgraded our web server, and only after 3 hours it hung :-( > > > > > (as a side note, I have 2 other web servers, also running 9.2 > > > > > doing > > > > > great :-) > > > > > go figure. > > > > >=20 > > > > > anyways, in > > > > > ftp://ftp.cs.huji.ac.il/users/danny/freebsd/core.txt/0 > > > > >=20 > > > > > is the info after a forced panic. > > > > >=20 > > > > Looks like the same hang to me. Several threads are sleeping on > > > > "pgrbwt" > > > > and lots are waiting for an NFS vnode lock. > > > >=20 > > > > It should be fixed in RC3 (or revert r250907). If it still hangs > > > > with > > > > RC3 (or r250907 reverted), email again. > > > >=20 > > > im following stable, hence it's till calling itself 9.2-PRERELEASE, > > > but > > > I did a sync this morning - local time, after rc3 was anounced. > > > but after 3.45 minutes is hung, data in > > > ftp://ftp.cs.huji.ac.il/users/danny/freebsd/core.txt/1 > > >=20 > > > I can't easely revert r250907, since i'm using mercuriall, but if > > > someone > > > can send me the pre r250907 files, i'll try. > > >=20 > > r254947, which was committed to stable/9 a few hours ago is believed to > > fix the problem. Please update your stable/9 to post-r254947 and try it. > >=20 > the current kernel has that fix (sys/kern/uipc_syscalls.c) > and if you check the core.txt/1 you will see no pgrbwt, only newnsf ... There is almost no useful information in the core.txt/1. Provide the known data for the deadlock. --wdMRLhhF94AmkTAJ Content-Type: application/pgp-signature -----BEGIN PGP SIGNATURE----- Version: GnuPG v2.0.21 (FreeBSD) iQIcBAEBAgAGBQJSHLHbAAoJEJDCuSvBvK1BTpkP/0rAbMaQY5fluHUVrKgAL7j/ atmBubhUCw/fGCAgSVFhishEnHsLkt/is9z/hLvcf5SHGhpl8ItfRZtkAf5O7Lol ZU+GDsF3PvWr/6QOouoIP8xcVm2ofcXoUC+dncW3wXUfK9dWnv6PnPENK6H2kcqa 2NAq42nS+zC9/N7hEs1tKqNYkvI88+thsg5gd794InNfSaInPLsLo7YESvzSyPDy hqdZlcgNh/G45MW/Sz0PijH6dWIyLNxI5erFisrPYjH8WO0amph7tPL8UHeOhLyw 38ttERjUt/T/XeuIDUqEfG/iUBrxSMx8c2FKUpd1gvCzauWmhY+NTJ5mDDieWI3q MvSykmr5OG35Ry1W5qFtqT4klIB+SciB1T3xuhJA0ehAmeZNallaNzYBzN2kY7Xz 8jt1eGOLtetotAg0TZ8KReUrPKxuIxE1oGB+2F/VMlASGwJ001wlo3EinPMcAARg QwjOTDm+UeVCi2KBohOPRia3VliXeviA7PeyMFvrYoK4m7vsiR1dOcynnG0A8kud ZQFp8v+HJOty74t+4W3dVEQ3HSwUbrytdwUk3+1+e9gL8pBh77wkw4xE8kxyYgKY q7b+Dqc7eV/OdOVIkMHiOM8lid+fndLbsAX8mi68wQlLmH0P+8o3UhcQBVhfrsr9 fR+Yikq72uxcOk6wxg0U =OoJ0 -----END PGP SIGNATURE----- --wdMRLhhF94AmkTAJ--