Fred K Ollinger on Tue, 4 Mar 2003 17:12:05 -0500


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Re: [PLUG] CDROM making me crazy


Oops, I just checked on of our boxes w/ tape:

/dev/cdrom -> scd0

Try this one and see if it works.

good luck,

Fred Ollinger (follinge@sas.upenn.edu)
CCN sysadmin

On Tue, 4 Mar 2003 eric@lucii.org wrote:

> Farther down the CDROM road...
>
> The scsi dds3 tape drive is on /dev/st0
> The Travan tape drive is on /dev/st1
>
> I can confirm both with:
>
> mt -f /dev/st[1|2] retension
>
> and the respective drive starts running.
>
> The CDROM is nowhere to be found.  Not on /dev/hdc or /dev/sr*
> (the latter devices don't exist on this box).
>
> In the lsmod command I see that the ide-scsi module is installed
> and the cdrom module is not.
>
> dmesg tells me this:
>
> ...
> EXT3-fs: mounted filesystem with ordered data mode.
> scsi1 : SCSI host adapter emulation for IDE ATAPI devices
>   Vendor: Seagate   Model: STT8000A          Rev: 5.02
>   Type:   Sequential-Access                  ANSI SCSI revision: 02
>   Vendor: TEAC      Model: CD-532E           Rev: 1.0A
>   Type:   CD-ROM                             ANSI SCSI revision: 02
> st: Version 20020205, bufsize 32768, wrt 30720, max init. bufs 4, s/g segs 16
> Attached scsi tape st0 at scsi0, channel 0, id 4, lun 0
> Attached scsi tape st1 at scsi1, channel 0, id 0, lun 0
> hdc: DMA disabled
> hdd: DMA disabled
> ip_tables: (C) 2000-2002 Netfilter core team
> ...
>
> If I want to see the CD-ROM I can follow this sequence.
>
> # rmmod ide-scsi
> # insmod cdrom
> # mount /mnt/cdrom
>
> Works fine but now the retension command for /dev/st1 fails
> with "no such device or address".
>
> Where else could the CD-ROM device appear?  I don't see it in
> the dmesg output or /var/log/messages.
>
> Eric
>
>
>
> Quoting Fred K Ollinger <follinge@sas.upenn.edu>:
>
> > When using scsi, I need to use /dev/sr0 for the cdrom drive not /dev/hdc.
> >
> > so try:
> >
> > mount -t iso9660 /dev/sr0 /mnt/cdrom
> >
> > Good luck.
> >
> > Fred Ollinger (follinge@sas.upenn.edu)
> > CCN sysadmin
> >
> > On Tue, 4 Mar 2003, LeRoy Cressy wrote:
> >
> > > -----BEGIN PGP SIGNED MESSAGE-----
> > > Hash: SHA1
> > >
> > > do a
> > >
> > > grep hd /var/log/dmesg
> > >
> > > look for your cdrom drive and you will see what device it is on
> > >
> > > Paul wrote:
> > > > As a test, have you tried /dev/hdd and (not that I actually can think
> > of
> > > > a reason why this would help) a different moint point?
> > > >
> > > >
> > > >
> > _________________________________________________________________________
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> > > >
> > >
> > >
> > > - --
> > > Rev. LeRoy D. Cressy   mailto:leroy@lrcressy.com   /\_/\
> > >                         http://lrcressy.com        ( o.o )
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> > > -----BEGIN PGP SIGNATURE-----
> > > Version: GnuPG v1.0.6 (GNU/Linux)
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> > > iD8DBQE+ZPtXP+/m2oUBr+oRAgQYAJ9lZH5vLv5oZlyjpuBLMOMOBFtGagCeLK+4
> > > tyQICiTZnt+lyAjMc12cKbU=
> > > =cje8
> > > -----END PGP SIGNATURE-----
> > >
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> > >
> > _________________________________________________________________________
> > Philadelphia Linux Users Group        --       http://www.phillylinux.org
> > Announcements - http://lists.netisland.net/mailman/listinfo/plug-announce
> > General Discussion  --   http://lists.netisland.net/mailman/listinfo/plug
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>
>
> _________________________________________________________________________
> Philadelphia Linux Users Group        --       http://www.phillylinux.org
> Announcements - http://lists.netisland.net/mailman/listinfo/plug-announce
> General Discussion  --   http://lists.netisland.net/mailman/listinfo/plug
>
_________________________________________________________________________
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Announcements - http://lists.netisland.net/mailman/listinfo/plug-announce
General Discussion  --   http://lists.netisland.net/mailman/listinfo/plug