Fedora: scsi cdrom drives me crazy

Dustin Reiner dpreiner at gmail.com
Mon Oct 3 23:56:20 EDT 2005


The mount commands should be:
 mount -t iso9660 -r /dev/scd1 /mnt/scd1
 not is09660.
 -Dustin

 On 10/3/05, Scott Fleming <nflug at afourthdimension.com> wrote:
>
> Thank you in advance for your help with this.
>
> SCSI termination is correct - all drives are recognized after I run
> modprobe in /etc/rc.local
>
> cat /proc/scsi/scsi:
>
> Attached devices:
> Host: scsi0 Channel: 00 Id: 01 Lun: 00
> Vendor: IBM-PCCO Model: DDRS-34560W !# Rev: S97B
> Type: Direct-Access ANSI SCSI revision: 02
> Host: scsi0 Channel: 00 Id: 02 Lun: 00
> Vendor: IBM-PCCO Model: DDRS-34560W !# Rev: S97B
> Type: Direct-Access ANSI SCSI revision: 02
> Host: scsi0 Channel: 00 Id: 03 Lun: 00
> Vendor: IBM-PCCO Model: DDRS-34560W !# Rev: S97B
> Type: Direct-Access ANSI SCSI revision: 02
> Host: scsi0 Channel: 00 Id: 05 Lun: 00
> Vendor: IBM Model: CDRM00203 !K Rev: BZ26
> Type: CD-ROM ANSI SCSI revision: 02
> Host: scsi0 Channel: 00 Id: 06 Lun: 00
> Vendor: MDI Model: LaserBank 1300D Rev: 1027
> Type: Sequential-Access ANSI SCSI revision: 02
> Host: scsi1 Channel: 00 Id: 00 Lun: 00
> Vendor: TEXEL Model: CD-ROM DM-XX28 Rev: 3.05
> Type: CD-ROM ANSI SCSI revision: 02
> Host: scsi1 Channel: 00 Id: 01 Lun: 00
> Vendor: TEXEL Model: CD-ROM DM-XX28 Rev: 3.05
> Type: CD-ROM ANSI SCSI revision: 02
> Host: scsi1 Channel: 00 Id: 02 Lun: 00
> Vendor: TEXEL Model: CD-ROM DM-XX28 Rev: 3.05
> Type: CD-ROM ANSI SCSI revision: 02
> Host: scsi1 Channel: 00 Id: 03 Lun: 00
> Vendor: TEXEL Model: CD-ROM DM-XX28 Rev: 3.05
> Type: CD-ROM ANSI SCSI revision: 02
> Host: scsi1 Channel: 00 Id: 04 Lun: 00
> Vendor: TEXEL Model: CD-ROM DM-XX28 Rev: 3.05
> Type: CD-ROM ANSI SCSI revision: 02
> Host: scsi1 Channel: 00 Id: 05 Lun: 00
> Vendor: TEXEL Model: CD-ROM DM-XX28 Rev: 3.05
> Type: CD-ROM ANSI SCSI revision: 02
> Host: scsi1 Channel: 00 Id: 06 Lun: 00
> Vendor: TEXEL Model: CD-ROM DM-XX28 Rev: 3.05
> Type: CD-ROM ANSI SCSI revision: 02
>
>
> I can manually mount drives 1-4. Drives 5,6,7 report an error, stating
> unknown device. Yet, they're recognized in the above.
>
> I'm looking to be able to see them listed in the disk management tool,
> which they aren't when FC boots.
>
> Perhaps I'm running modprobe at the wrong point in the boot sequence?
> Currently, I have it running in the etc/rc.local file: (should the be
> done somewhere else?)
>
> #!/bin/sh
> #
> # This script will be executed *after* all the other init scripts.
> # You can put your own initialization stuff in here if you don't
> # want to do the full Sys V style init stuff.
>
> touch /var/lock/subsys/local
>
> # load the scsi card driver
> modprobe aha152x aha152x=0x140,10,7
>
> #mount the dumb-ass cdroms
> mount -t is09660 -r /dev/scd1 /mnt/scd1
> mount -t is09660 -r /dev/scd2 /mnt/scd2
> mount -t is09660 -r /dev/scd3 /mnt/scd3
> mount -t is09660 -r /dev/scd4 /mnt/scd4
> mount -t is09660 -r /dev/scd5 /mnt/scd5
> mount -t is09660 -r /dev/scd6 /mnt/scd6
> mount -t is09660 -r /dev/scd7 /mnt/scd7
>
> The drives are not mounting.
>
> Help!
>
> After booting, here's what 'df' shows:
>
> Filesystem 1K-blocks Used Available Use% Mounted on
> /dev/sda1 4332624 2399924 1712612 59% /
> /dev/hda1 101086 8583 87284 9% /boot
> none 192820 0 192820 0% /dev/shm
> /dev/sdc 4337644 1644340 2472960 40% /mnt/sdc
>
>
> My system consists of an aha-1520 controller for the 7 scsi cdrom
> drives. I also have an AAA-131 raid controller running 3 9gb scsi hard
> drives on u2 bus, on the narrow bus is a scsi cdrom drive (/dev/sdc).
>
> Thank you - hope this sheds more light onto the troubleshooting tasks.
>
> Scott
>
>
>
>
>
> On Mon, 2005-10-03 at 12:15, Dave Andruczyk wrote:
> > --- Scott Fleming <nflug at afourthdimension.com> wrote:
> >
> > > I've been searching for a HOWTO on getting my scsi cdrom tower to be
> > > available under fedora when it starts up, and have come up with a
> > > plethora of anything but this.
> > >
> > > Is there a HOWTO that I can't seem to find to get my 7 scsi cdrom
> drives
> > > working under linux? Winblows used to see the scsi drives with no
> > > problem whatsoever.
> > >
> >
> > I donno if fedora has a modules.autoload functionality or not, so you
> can
> > either tell it to do this there or put the following lines in
> > /etc/rc.d/rc.local
> >
> > modprobe sr_mod
> > modprobe cdrom
> > modprobe sg
> >
> > Odds are those modules aren't loading by default hence no CDrom's are
> seen on
> > the SCSI bus..
> >
> >
> > > I read a couple SCSI howto's and my eyes bled. I just need to know
> which
> > > files to edit to make my scsi cdroms avaiable, not mount, but
> available
> > > for mounting from my desktop.
> > >
> > > Any help on this would be appreciated.
> >
> > running "cdrecord -scanbus" will usually show you if the drives are
> found...
> > Try running that command BEFORE and AFTER the modprobe lines above to
> see if it
> > finds new things. Also a simple "cat /proc/scsi/scsi" will show you what
> SCSI
> > devices are detected, if only some show up, check termination of the
> external
> > SCSI bus, the bus is terminate ONLY at the ends, don't enable
> termination on
> > each drive, as it makes things very unpredictable and drives on the bus
> tend to
> > disappear due to bus activity and loading..
> >
> >
> >
> >
> > Dave J. Andruczyk
> >
> >
> >
> > __________________________________
> > Yahoo! Mail - PC Magazine Editors' Choice 2005
> > http://mail.yahoo.com
> >
> >
>
>
-------------- next part --------------
An HTML attachment was scrubbed...
URL: http://www.nflug.org/pipermail/nflug/attachments/20051004/c305e2e5/attachment-0001.html


More information about the nflug mailing list