From owner-freebsd-current@FreeBSD.ORG Thu Sep 13 08:38:00 2007 Return-Path: Delivered-To: freebsd-current@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id E87AB16A418 for ; Thu, 13 Sep 2007 08:38:00 +0000 (UTC) (envelope-from pjd@garage.freebsd.pl) Received: from mail.garage.freebsd.pl (arm132.internetdsl.tpnet.pl [83.17.198.132]) by mx1.freebsd.org (Postfix) with ESMTP id A021313C458 for ; Thu, 13 Sep 2007 08:38:00 +0000 (UTC) (envelope-from pjd@garage.freebsd.pl) Received: by mail.garage.freebsd.pl (Postfix, from userid 65534) id 3131D45E9D; Thu, 13 Sep 2007 10:37:59 +0200 (CEST) Received: from localhost (pjd.wheel.pl [10.0.1.1]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) by mail.garage.freebsd.pl (Postfix) with ESMTP id 2ADC245E90; Thu, 13 Sep 2007 10:37:55 +0200 (CEST) Date: Thu, 13 Sep 2007 10:36:35 +0200 From: Pawel Jakub Dawidek To: Kenneth Vestergaard Schmidt Message-ID: <20070913083635.GB1155@garage.freebsd.pl> References: <20070905141759.GJ12013@garage.freebsd.pl> <20070905171741.GA15709@garage.freebsd.pl> Mime-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="yEPQxsgoJgBvi8ip" Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.4.2.3i X-PGP-Key-URL: http://people.freebsd.org/~pjd/pjd.asc X-OS: FreeBSD 7.0-CURRENT i386 X-Spam-Checker-Version: SpamAssassin 3.0.4 (2005-06-05) on mail.garage.freebsd.pl X-Spam-Level: X-Spam-Status: No, score=-5.9 required=3.0 tests=ALL_TRUSTED,BAYES_00 autolearn=ham version=3.0.4 Cc: freebsd-current@freebsd.org Subject: Re: Unkillable and runaway processes X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Discussions about the use of FreeBSD-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 13 Sep 2007 08:38:01 -0000 --yEPQxsgoJgBvi8ip Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Fri, Sep 07, 2007 at 08:31:09AM +0200, Kenneth Vestergaard Schmidt wrote: > Pawel Jakub Dawidek writes: >=20 > > On Wed, Sep 05, 2007 at 05:25:09PM +0200, Kenneth Vestergaard Schmidt w= rote: > >> Pawel Jakub Dawidek writes: > >> >> I could use some pointers on what to do - is there some way I can d= ebug > >> >> this better, maybe give some better info? > >> > > >> > Try disabling ZIL. This looks like a bug was already reported by Kri= s. > >> > This was already reported to OpenSolaris. > >>=20 > >> We disabled ZIL, but the bug crept up again. I've just now rebooted the > >> machine with DDB-support, so I can get some more info, per Kris's mail. >=20 > That would be Kip's mail. >=20 > >> The full state of the process hanging is 'zfs:(&tx->tx_quiesce_done_cv= )' > >> - it cycles between RUN, CPUx and this one. > > > > Hmm, this means it didn't deadlock... >=20 > Here's some debugging output. PIDs 14870, 14933 and 12458 are just > spinning and being useless. Funnily, all three have rename() in their > backtrace. >=20 > db> ps [...] > 360 0 0 0 SL zfs:(&tq 0xd151877c [zil_clean] > 359 0 0 0 SL zfs:(&tq 0xd1518848 [zil_clean] [...] Are you sure you disabled ZIL? --=20 Pawel Jakub Dawidek http://www.wheel.pl pjd@FreeBSD.org http://www.FreeBSD.org FreeBSD committer Am I Evil? Yes, I Am! --yEPQxsgoJgBvi8ip Content-Type: application/pgp-signature Content-Disposition: inline -----BEGIN PGP SIGNATURE----- Version: GnuPG v2.0.4 (FreeBSD) iD8DBQFG6PaTForvXbEpPzQRAsKFAJwLVmn2Ib72EIfzzLJXiTVqoYl7HQCfW1MR Anxx40GGkaNINbELmHvNNOg= =rrC1 -----END PGP SIGNATURE----- --yEPQxsgoJgBvi8ip--