From owner-freebsd-current@FreeBSD.ORG Thu Feb 5 12:59:02 2004 Return-Path: Delivered-To: freebsd-current@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 28B7F16A4CE; Thu, 5 Feb 2004 12:59:02 -0800 (PST) Received: from mail.gactr.uga.edu (mail.gactr.uga.edu [128.192.37.25]) by mx1.FreeBSD.org (Postfix) with ESMTP id B30FC43D5F; Thu, 5 Feb 2004 12:58:35 -0800 (PST) (envelope-from robin.blanchard@gactr.uga.edu) Received: from 127.0.0.1 (localhost [127.0.0.1]) by dummy.domain.name (Postfix) with SMTP id 242E17742E; Thu, 5 Feb 2004 15:58:10 -0500 (EST) Received: from EBE1.gc.nat (E2K1.gc.nat [10.10.11.21]) by mail.gactr.uga.edu (Postfix) with ESMTP id F1CD177413; Thu, 5 Feb 2004 15:58:09 -0500 (EST) X-MimeOLE: Produced By Microsoft Exchange V6.0.6487.1 content-class: urn:content-classes:message MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: quoted-printable Date: Thu, 5 Feb 2004 15:58:09 -0500 Message-ID: X-MS-Has-Attach: X-MS-TNEF-Correlator: Thread-Topic: Processes blocked on getblk or ufs Thread-Index: AcPsG0E2eTkZFKXjQOaSoYZZwPSWcwAD0Bhw From: "Robin P. Blanchard" To: "Ken Smith" , "Brian F. Feldman" cc: Peter Losher cc: current@freebsd.org Subject: RE: Processes blocked on getblk or ufs X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.1 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, 05 Feb 2004 20:59:02 -0000 > I have a machine sitting at the ddb prompt in exactly this=20 > state. Anyone know how to dig something useful out of the=20 > current state the buffer cache is in? I know how to find out=20 > what vnodes are locked but don't know how to go from that to=20 > see what underlying buffers are causing the problem. >=20 > I should be able to cause a dump of the machine as well but=20 > it has 2Gb of memory in it so transferring the dump to=20 > someone other than me who could look at it might be painful... Well...I went ahead an induced a dump (where the 2650 has been wedged in "getblk" since last installworld). Anyone want to take a look at it. = It's a 1024M dump compressed to 171M. --------------------------------------- Robin P. Blanchard Systems Integration Specialist Georgia Center for Continuing Education fon: 706.542.2404 < > fax: 706.542.6546 ---------------------------------------