Paul,
The native st.conf should support LTO2 drives.  Are
these drives scsi or fibre.  If fibre, check your
hba's driver levels, also verify your tape drive and
library firmware  levels.  


--- Paul messner <paul_messner AT STARKEY DOT COM> wrote:

> Hi,
> 
> This is my first post.
> 
> I have just moved to a new backup server, a Sun V445
> running Solaris 10, 
> and using Legato 7.2.2.  I have noticed that when a
> new tape is being 
> labeled and when a tape becomes full I get I/O
> errors.  Last night a tape 
> filled gave an I/O error and then my backup jobs
> hung.  Legato and Sun 
> believe it is the st.conf file not being configured
> properly.  Our current 
> st.conf is the default.  Every time I have add
> options I got a error 
> running the update_drv command.  Sorry I don't have
> the error available at 
> the moment.  Our tape Library is a L700e with LTO2
> IBm drives.  I was 
> wondering if any one had an example of st.conf with
> the options it.  Or 
> have any other ideas that could fix my IO errors.
> 
> Our old backup server is an SGI Origin 300. MOved to
> a new OS for our 
> netwoker env.
> 
> Tape is being labeled:
> 11/01/07 17:05:54 nsrd: media info: loading volume -
> into /dev/rmt/S0cbn
> 11/01/07 17:05:54 nsrd: media info: loading volume
> 207379 
> into /dev/rmt/S5cbn
> 11/01/07 17:07:02 nsrd: /dev/rmt/S0cbn Verify label
> operation in progress
> 11/01/07 17:07:04 nsrd: media warning:
> /dev/rmt/S0cbn reading: I/O error
> 11/01/07 17:07:04 nsrd: media warning:
> /dev/rmt/S0cbn reading: Tape label 
> read for volume ? in pool ?, is not recognised by
> Networker: I/O error
> 11/01/07 17:07:05 nsrd: /dev/rmt/S0cbn Label without
> mount operation in 
> progress
> 11/01/07 17:07:05 nsrd: media info: LTO Ultrium-2
> tape  will be over-written
> 11/01/07 17:07:13 nsrd: /dev/rmt/S0cbn Mount
> operation in progress
> 
> Got this error when the backup jobs hung:
> 11/02/07 21:28:30 nsrd: media notice: LTO Ultrium-2
> tape 207142 
> on /dev/rmt/S9cbn is full
> 11/02/07 21:28:30 nsrd: media notice: LTO Ultrium-2
> tape 207142 used 322 GB 
> of 200 GB capacity
> 11/02/07 21:29:30 nsrd: media warning:
> /dev/rmt/S9cbn reading: I/O error
> 11/02/07 21:29:53 nsrd:
> bearcat.starkey.com:RMAN:FULL_GLP_62j03853 done 
> saving to pool 'Ora Apps' (207129) 4403 MB
> 11/02/07 21:30:00 nsrd: savegroup info: starting 
> Netware_02 (with 2 client
> (s))
> 11/02/07 21:30:02 nsrd: media notice: Volume
> "207142" on 
> device "/dev/rmt/S9cbn": Block size is 50331649
> bytes not 67108864 bytes. 
> Verify the device configuration
> . Tape positioning by record is disabled.
> 
> I do have a ticket open with legato.  That person
> thought it was a bunch of 
> bad tapes in the library.  The ticket is keep open
> until Monday.  We saw 
> some block size messages and then recommend me to
> add the following line 
> to /etc/init.d/networker file:
>  
> 
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