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Re: SCSI Tapes and devfs

To: devfs@xxxxxxxxxxx
Subject: Re: SCSI Tapes and devfs
From: Steven Lembark <lembark@xxxxxxxxxxx>
Date: Sat, 18 Jan 2003 17:34:31 -0600
In-reply-to: <20030117225449.71bae8ab.brettholcomb@xxxxxxxxxxx>
References: <20030116224305.14135e68.brettholcomb@xxxxxxxxxxx> <6134254DE87BD411908B00A0C99B044F03A0B5DF@MOWD019A> <20030117225449.71bae8ab.brettholcomb@xxxxxxxxxxx>
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-- "Brett I. Holcomb" <brettholcomb@xxxxxxxxxxx>

It's the backup program.  I created the symlink

ln -s /dev/sg/c1b0t1u0 /dev/auto_changer0

Look at the devfsd.conf entry for, say, "cdrom" and
just change the 3 event lines from "tape" to
"auto_changer0" and "tapes/0/mt" to "sg/c1b0tiu0".

Filesystem operatins behave differently in /dev than
you are used to (or /proc for that matter) because the
filesystem are not on the disk they are in kernel memory
where persistent soft links don't really mean anything.
It is a semantic issue, not syntax.



--
Steven Lembark                               2930 W. Palmer
Workhorse Computing                       Chicago, IL 60647
                                           +1 773 252 1080

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