From owner-freebsd-fs@FreeBSD.ORG Wed Jul 6 01:03:47 2005 Return-Path: X-Original-To: fs@freebsd.org Delivered-To: freebsd-fs@FreeBSD.ORG Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 3F45816A41C for ; Wed, 6 Jul 2005 01:03:47 +0000 (GMT) (envelope-from kris@obsecurity.org) Received: from obsecurity.dyndns.org (CPE0050040655c8-CM00111ae02aac.cpe.net.cable.rogers.com [69.194.102.232]) by mx1.FreeBSD.org (Postfix) with ESMTP id E283343D46 for ; Wed, 6 Jul 2005 01:03:46 +0000 (GMT) (envelope-from kris@obsecurity.org) Received: by obsecurity.dyndns.org (Postfix, from userid 1000) id 92AC7513F1; Tue, 5 Jul 2005 21:03:45 -0400 (EDT) Date: Tue, 5 Jul 2005 21:03:45 -0400 From: Kris Kennaway To: Skylar Thompson Message-ID: <20050706010345.GA36075@xor.obsecurity.org> References: <20050701130315.C52686@duey.wolves.k12.mo.us> <42C6C873.8050808@cs.earlham.edu> <86k6k8yxf2.fsf@xps.des.no> <20050705175559.GA70037@quark.cs.earlham.edu> <20050705192932.GA46543@xor.obsecurity.org> <42CB26A2.5000300@cs.earlham.edu> <20050706003858.GA29780@xor.obsecurity.org> <20050706004410.GA86565@quark.cs.earlham.edu> <20050706004635.GA29934@xor.obsecurity.org> <20050706005123.GA86915@quark.cs.earlham.edu> Mime-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="huq684BweRXVnRxX" Content-Disposition: inline In-Reply-To: <20050706005123.GA86915@quark.cs.earlham.edu> User-Agent: Mutt/1.4.2.1i Cc: fs@freebsd.org, Kris Kennaway Subject: Re: Snapshot problems X-BeenThere: freebsd-fs@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Filesystems List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 06 Jul 2005 01:03:47 -0000 --huq684BweRXVnRxX Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Tue, Jul 05, 2005 at 07:51:23PM -0500, Skylar Thompson wrote: > On Tue, Jul 05, 2005 at 08:46:35PM -0400, Kris Kennaway wrote: > > On Tue, Jul 05, 2005 at 07:44:10PM -0500, Skylar Thompson wrote: > > > On Tue, Jul 05, 2005 at 08:38:58PM -0400, Kris Kennaway wrote: > > > > On Tue, Jul 05, 2005 at 07:32:34PM -0500, Skylar Thompson wrote: > > > > > Kris Kennaway wrote: > > > > >=20 > > > > > > > > > > > >When you break to DDB, what processes are running or blocked? > > > > > >=20 > > > > > > > > > > >=20 > > > > > Running: > > > > > ypbind > > > > > cron > > > > > tail > > > > > atalkd > > > > > python (Mailman) > > > > > cron > > > > > httpd > > > > > sshd > > > > > rwhod > > > > > ypserv > > > > > syncer > > > > >=20 > > > > > I don't see any processes in a blocked state, unless SLPQ or IWAI= T or=20 > > > > > blocking states. > > > >=20 > > > > Try 'show lockedvnods' and trace the listed processes. > > >=20 > > > There's just one: > > >=20 > > > Locked vnodes > > > 0xc2383e70: tag ufs, type VREG, usecount 0, writecount 0, refcount 2,= flags > > > (VVOBJBUF), lock type ufs: EXCL (count 1) by thread 0xc25b5180 (pid 5= 284) > > > ino 23945, on dev aacd0s1a > > >=20 > > > pid 5284 corresponds to a running cron process. > >=20 > > And the trace? >=20 > Sorry about that. Here it is: >=20 > Tracing pid 5284 tid 100171 td 0xc25b5180 > sched switch(c0753480) at sched switch+0x143 > Xcpustop() at Xcpustop+0x41 Looks bogus :( Kris --huq684BweRXVnRxX Content-Type: application/pgp-signature Content-Disposition: inline -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.1 (FreeBSD) iD8DBQFCyy3wWry0BWjoQKURAvNbAJ97LjT+QhKk67qJodwWU4ZU+pRFzACg/F0a K2telQqmAGMkntyR3lyiS4Y= =U+ye -----END PGP SIGNATURE----- --huq684BweRXVnRxX--