From owner-freebsd-stable@FreeBSD.ORG Wed Oct 3 17:39:40 2012 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 322BE1065672 for ; Wed, 3 Oct 2012 17:39:40 +0000 (UTC) (envelope-from kostikbel@gmail.com) Received: from mail.zoral.com.ua (mx0.zoral.com.ua [91.193.166.200]) by mx1.freebsd.org (Postfix) with ESMTP id 9FD818FC18 for ; Wed, 3 Oct 2012 17:39:39 +0000 (UTC) Received: from skuns.kiev.zoral.com.ua (localhost [127.0.0.1]) by mail.zoral.com.ua (8.14.2/8.14.2) with ESMTP id q93Hdhdq039914; Wed, 3 Oct 2012 20:39:43 +0300 (EEST) (envelope-from kostikbel@gmail.com) Received: from deviant.kiev.zoral.com.ua (kostik@localhost [127.0.0.1]) by deviant.kiev.zoral.com.ua (8.14.5/8.14.5) with ESMTP id q93HdVXH070701; Wed, 3 Oct 2012 20:39:31 +0300 (EEST) (envelope-from kostikbel@gmail.com) Received: (from kostik@localhost) by deviant.kiev.zoral.com.ua (8.14.5/8.14.5/Submit) id q93HdVcG070700; Wed, 3 Oct 2012 20:39:31 +0300 (EEST) (envelope-from kostikbel@gmail.com) X-Authentication-Warning: deviant.kiev.zoral.com.ua: kostik set sender to kostikbel@gmail.com using -f Date: Wed, 3 Oct 2012 20:39:31 +0300 From: Konstantin Belousov To: Norbert Aschendorff Message-ID: <20121003173931.GZ35915@deviant.kiev.zoral.com.ua> References: <506BFECE.3020006@yahoo.de> <37099006.1631279.1349270651574.JavaMail.root@erie.cs.uoguelph.ca> <20121003155452.GY35915@deviant.kiev.zoral.com.ua> <506C7557.1000503@yahoo.de> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="Rze2H98aPGdtvpzG" Content-Disposition: inline In-Reply-To: <506C7557.1000503@yahoo.de> User-Agent: Mutt/1.5.21 (2010-09-15) X-Virus-Scanned: clamav-milter 0.95.2 at skuns.kiev.zoral.com.ua X-Virus-Status: Clean X-Spam-Status: No, score=-4.0 required=5.0 tests=ALL_TRUSTED,AWL,BAYES_00 autolearn=ham version=3.2.5 X-Spam-Checker-Version: SpamAssassin 3.2.5 (2008-06-10) on skuns.kiev.zoral.com.ua Cc: freebsd-stable@freebsd.org Subject: Re: panic "Sleeping thread owns a non-sleepable lock" via cv_timedwait_signal, was "rsync over NFS" 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, 03 Oct 2012 17:39:40 -0000 --Rze2H98aPGdtvpzG Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Wed, Oct 03, 2012 at 07:26:47PM +0200, Norbert Aschendorff wrote: > On 10/03/2012 05:54 PM, Konstantin Belousov wrote: > > So do you use nullfs exported mounts ? And stable ? > > Can you try to remove nullfs from the set up ? >=20 > Yes, I am using nullfs for the exports (mounting the exported > directories to subdirectories of /srv). In the FreeBSD man pages and the > documentation, the V4 export line in /etc/exports is often set to /, but > as I come from Linux where /etc/exports looks completely different, I > just followed my habits. >=20 > As I wrote this, I executed the critical operation. It's finished and > the FreeBSD server still runs *yay* :) So it's quite likely that the > problem stems from the nullfs mount. >=20 > I just remember an issue I already wanted to tell: Before the server > crashed, the nfsd process ('nfsd: server') used 100% CPU (one core), but > without progress on client side. Usually, the nfsd uses only up to 10% > cpu time when rsyncing (values taken from htop - 100% =3D one used CPU). >=20 > ...aaand I just run it once more, and it worked again :) Can you try HEAD kernel ? --Rze2H98aPGdtvpzG Content-Type: application/pgp-signature -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.12 (FreeBSD) iEYEARECAAYFAlBseFMACgkQC3+MBN1Mb4i1FgCfT82tHHfkeBvVgCnkm+Nhdqw2 XEgAnjrxVl0inIjmwMjUCQFXJlcSCSaP =RjD1 -----END PGP SIGNATURE----- --Rze2H98aPGdtvpzG--