Date: Tue, 9 Jan 1996 20:59:36 -0500 (EST) From: Peter Dufault <dufault@hda.com> To: chuck@fang.cs.sunyit.edu Cc: urcf@fang.cs.sunyit.edu, questions@freebsd.org, hackers@freebsd.org Subject: Re: A few questions Message-ID: <199601100159.UAA27646@hda.com> In-Reply-To: <199601092134.QAA20547@fang.cs.sunyit.edu> from "chuck@fang.cs.sunyit.edu" at Jan 9, 96 04:34:04 pm
next in thread | previous in thread | raw e-mail | index | archive | help
> > On Jan 9, 1:35pm, "Rodney C. Forbes" wrote: > } Subject: A few questions > } 3. I recently installed a Nakamichi 7 disk CD-ROM changer. What is the current > } status concerning reports of panics while using this drive. Are there > } any patches I should be aware of? > > I too recently purchased one of these drives (I haven't recieved it > yet though). I'm concerned about the possibility of panics and wonder how > FreeBSD will handle multiple access attempts to different LUNs. Has any- > one had any success/failure in these areas? There was a bug in the multi CD code recently fixed in cd.c. It was (from memory here...) > if(cd->dkunit >= 0) { instead of: > if(cd->dkunit) { since cd->dkunit is set to -1 when dk_ndrive > DK_NDRIVE. With this fixed the code seemed to work well, accessing 7 disks continuously over a 12 hour period. -- Peter Dufault Real Time Machine Control and Simulation HD Associates, Inc. Voice: 508 433 6936 dufault@hda.com Fax: 508 433 5267
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?199601100159.UAA27646>