From owner-freebsd-alpha Thu Nov 16 11:50:12 2000 Delivered-To: freebsd-alpha@freebsd.org Received: from pike.osd.bsdi.com (pike.osd.bsdi.com [204.216.28.222]) by hub.freebsd.org (Postfix) with ESMTP id 0343937B4C5 for ; Thu, 16 Nov 2000 11:50:10 -0800 (PST) Received: from laptop.baldwin.cx (john@jhb-laptop.osd.bsdi.com [204.216.28.241]) by pike.osd.bsdi.com (8.11.0/8.9.3) with ESMTP id eAGJnlB64707; Thu, 16 Nov 2000 11:49:47 -0800 (PST) (envelope-from jhb@FreeBSD.org) Message-ID: X-Mailer: XFMail 1.4.0 on FreeBSD X-Priority: 3 (Normal) Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 8bit MIME-Version: 1.0 In-Reply-To: <20001116182212.A11802@cicely8.cicely.de> Date: Thu, 16 Nov 2000 11:50:25 -0800 (PST) From: John Baldwin To: Bernd Walter Subject: Re: SMPng stability Cc: freebsd-alpha@FreeBSD.org, Christian Weisgerber , Andrew Gallatin Sender: owner-freebsd-alpha@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.org On 16-Nov-00 Bernd Walter wrote: >> > there I started an fsck of a scratch partition, wedging the box >> > within five seconds or so. >> >> Do you have: >> >> options DDB >> options BREAK_TO_DEBUGGER >> options MUTEX_DEBUG >> options WITNESS >> options WITNESS_DDB >> >> In your config file? If not, can you try a kernel with those >> options? > > Use the latest source. > John had commited something related WITNESS today. > I got a panic early in the boot which I asume is fixed with his commit: > > [...] > isa_probe_children: probing PnP devices > Timecounter "i8254" frequency 1193182 Hz > Timecounter "alpha" frequency 500004746 Hz > bpf: lo0 attached > ../../kern/kern_synch.c:608: sleeping with "Giant" locked from > ../../kern/init_main.c:392 > witness_sleep > Stopped at Debugger+0x2c: ldq ra,0(sp) <0xfffffc00006739f0> > This was fixed by the last commit that pushed Giant out of mi_switch(). -- John Baldwin -- http://www.FreeBSD.org/~jhb/ PGP Key: http://www.baldwin.cx/~john/pgpkey.asc "Power Users Use the Power to Serve!" - http://www.FreeBSD.org/ To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-alpha" in the body of the message