Date: Fri, 5 Mar 1999 12:31:43 -0500 (EST) From: Alfred Perlstein <bright@cygnus.rush.net> To: Robert Sexton <robert@kudra.com> Cc: sthaug@nethelp.no, freebsd-hackers@FreeBSD.ORG Subject: Re: adaptec 2940u2w hangs on external disks Message-ID: <Pine.BSF.3.96.990305123012.7355D-100000@cygnus.rush.net> In-Reply-To: <19990305121908.A48418@kudra.com>
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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. > > <aol> > 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) > </aol> > > 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. <http://www.freebsd.org>; > > > 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
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