From owner-freebsd-hackers Fri Mar 5 9:31:18 1999 Delivered-To: freebsd-hackers@freebsd.org Received: from cygnus.rush.net (cygnus.rush.net [209.45.245.133]) by hub.freebsd.org (Postfix) with ESMTP id 69408151E1 for ; Fri, 5 Mar 1999 09:31:15 -0800 (PST) (envelope-from bright@cygnus.rush.net) Received: from localhost (bright@localhost) by cygnus.rush.net (8.9.3/8.9.3) with SMTP id MAA22596; Fri, 5 Mar 1999 12:31:45 -0500 (EST) Date: Fri, 5 Mar 1999 12:31:43 -0500 (EST) From: Alfred Perlstein To: Robert Sexton Cc: sthaug@nethelp.no, freebsd-hackers@FreeBSD.ORG Subject: Re: adaptec 2940u2w hangs on external disks In-Reply-To: <19990305121908.A48418@kudra.com> Message-ID: MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: owner-freebsd-hackers@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.ORG On Fri, 5 Mar 1999, Robert Sexton wrote: > On Fri, Mar 05, 1999 at 05:02:35PM +0100, sthaug@nethelp.no wrote: > > > > A possibly related problem we've seen here: FreeBSD sometimes needs a > > hard reset (hit reset button) to reboot, while a software reboot will > > hang during bootup. > > > > This happens on FreeBSD boxes with 3.1R or 3.1-STABLE, onboard Adaptec > > 7890 U2W controller. Various (Seagate, IBM) LVD disks on LVD chain, > > *and* DAT on single-ended chain. Using verbose boot, we see that the > > hang occurs while probing the DAT and/or the CDROM player on the SE > > chain. > > > I've seen this quite a few times recently, as of 3.1. > Last night in my machine (Symbios 875 & 895 COntrollers) > and two weeks ago in a customers machine (HP Netserver with build in > Adaptec EISA controller) > > > I'll try to reproduce it this weekend at home and file a pr. Have you guys tried increasing: options SCSI_DELAY to something really high? options SCSI_DELAY=30000 how about enabling DDB and seeing where it is stuck? -Alfred > > -- > Robert Sexton, robert@kudra.com > FreeBSD - Quality BSD UNIX for Intel and Alpha that you don't > have to shave your head to use. > > > To Unsubscribe: send mail to majordomo@FreeBSD.org > with "unsubscribe freebsd-hackers" in the body of the message > To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-hackers" in the body of the message