From owner-freebsd-current Sun Sep 17 18:45:42 2000 Delivered-To: freebsd-current@freebsd.org Received: from pike.osd.bsdi.com (pike.osd.bsdi.com [204.216.28.222]) by hub.freebsd.org (Postfix) with ESMTP id 075D137B422; Sun, 17 Sep 2000 18:45:38 -0700 (PDT) Received: (from jhb@localhost) by pike.osd.bsdi.com (8.9.3/8.9.3) id SAA52872; Sun, 17 Sep 2000 18:44:39 -0700 (PDT) (envelope-from jhb) From: John Baldwin Message-Id: <200009180144.SAA52872@pike.osd.bsdi.com> Subject: Re: Debugging -current SMPNG HANG on heavy disk-io In-Reply-To: <20000918080559.J67912@wantadilla.lemis.com> from Greg Lehey at "Sep 18, 2000 08:05:59 am" To: Greg Lehey Date: Sun, 17 Sep 2000 18:44:39 -0700 (PDT) Cc: Michael Reifenberger , FreeBSD-Current , FreeBSD-SMP X-Mailer: ELM [version 2.4ME+ PL68 (25)] MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: owner-freebsd-current@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.ORG Greg Lehey wrote: > On Monday, 18 September 2000 at 1:29:34 +0200, Michael Reifenberger wrote: > > On Mon, 18 Sep 2000, Greg Lehey wrote: > > ... > >> Oops, that's what comes of typing hurriedly early in the morning. > >> > >> p ((struct proc *)gd_curproc)->p_comm > >> p ((struct proc *)gd_curproc)->p_pid > > Works better: > > (kgdb) p ((struct proc *)gd_curproc)->p_comm > > $6 = "irq1: atkbd0\000\000\000\000" > > (kgdb) p ((struct proc *)gd_curproc)->p_pid > > $7 = 0x10 > > Hmm. I suppose that's reasonable, since you've just pressed a key. > > We obviously have a problem here, but I'm not going to be able to look > at it myself until Friday or Saturday. Anybody else want to take a > look? There's also the possibility that a problem I had seen and not > investigated could in fact be the same problem: I got it tarring and > untarring across an NFS connection. Hmm, could it be lockmgr() related? -- John Baldwin -- http://www.FreeBSD.org/~jhb/ "Power Users Use the Power to Serve!" - http://www.FreeBSD.org/ To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-current" in the body of the message