Fazil,

It is also a good idea to use the 'inquire' command to see the exact
order in which the OS is registering the drives, then compare that to
your library configuration.  Sometimes the 'inquire' output will be
enough for you to reconfigure the library definition properly.

Joseph Ortiz
DSMCS, Inc

----- Original Message -----
From: Fazil Saiyed <fazil.saiyed AT ANIXTER DOT COM>
Date: Thursday, June 1, 2006 7:54 am
Subject: Re: [Networker] Drive IBM problem
To: NETWORKER AT LISTSERV.TEMPLE DOT EDU

> Hello
> It appreas that your Lib config is at fault for various reason, 
> when 
> networker tris to talk to drive0 for exp, the cmd is being sent to 
> somewhere else i.e drive1 and subsiquiently fails ro read.
> There are series of steps involved depending on OS\Hardware to get 
> things 
> configured correctly.
> 1. Make sure Your drive order is consistant at bootup, use 
> masking\persistant binding where appropriate.
> 2. For windows check Registry entries under device map to verify 
> which 
> lun\drive is being presented to the windows,disable Removable 
> storage 
> manager where appropriate.
> 3. Then Verify each drive's order after boot by series of cmds i.e
> Load drive1 as follows.
> Sjimm scsidev 6.0.0 slot 1 drive1 (You are loading Drive 1 with 
> tape from 
> Slot1)
> NEXT use mt –f device path  status to obtain  Tape info, if the 
> tape is 
> loaded in that device i.e. \\.\Tape0 the command will return the 
> size and 
> tape info, if not Move to next device address \\.\Tape1, and so 
> forth 
> until you get the info on the tape .
> If you get positive response to your command mt with tape loaded in 
> device 
> \\.\Tape0, populate table as follows.
> Continue to check status moving Tape from Drive to Drive and noting 
> its 
> mapping in the table, i.e.
> mt –f \\.\Tape0 status
> mt –f \\.\Tape0 offline (Tape is being prepared for removal)
> Sjimm scsidev 6.0.0 drive1 drive2 
> mt –f \\.\Tape1 status
> mt –f \\.\Tape1 Offline
> 
> Follow the above process and make a table i.e
> Drive0 = Tape \\.\Tape0 
> Drive1 = Tape\\.\Tape2 etc.
> When you have verified this, re-create the tape lib with the order 
> in 
> which you have verified the drive order in jbconfig.
> last step may or may not involved, timers, CDI ( off in some case) 
> nsrjb -
> Hevvv. etc to tune your lib.
> Dont forget to use appropriate drivers for FC\SCSI card & verify 
> drivers, 
> also read IBM's read me file on Drivers install.
> Not sure if any newer driver is out there but check out 6. ?. 30 
> frist. ( 
> IBM site driver)
> HTH
> 
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