Subject: Re: TKxx rants/funzies/workarounds....
To: NetBSD Bob <nbsdbob@weedcon1.cropsci.ncsu.edu>
From: Chuck McManis <cmcmanis@mcmanis.com>
List: port-vax
Date: 06/14/2001 09:31:22
I don't believe that the TKxxx series needs to be retensioned. Since it is
only a single reel (vs the dual reel of the QIC and 4/8MM carts) each time
it gets loaded it gets tensioned correctly between the supply reel and the
takeup reel.
--Chuck
At 10:50 AM 6/14/01 -0400, NetBSD Bob wrote:
> > The TZ30 works fine on a vanilla SCSI bus, however it doesn't always
> > respond as a generic SCSI driver would expect for a SCSI tape drive. Some
> > commands it apparently doesn't implement. There are entries in the
> 'quirks'
> > file for it.
>
>Speaking of getting a TKxx transport to stand on its head.....
>
>How does one properly retension a tape on a TKxx transport?
>
>I don't see an erase or retension function built into the hardware
>driver.
>
>About the only thing I can come up with is trying to get it to read
>to the end of tape by: mt fsf n (where n is some number larger than
> the number of files on the tape)
>
>Anyone know of a correct/proper/workaround way to retension TKxx tapes?
>
>My particular reason for wanting to retension a tape is that on old
>tapes I appear to be getting the things beginning to stick between
>the layers of tape, thus slowing down the capstan counter and erroring
>out the transport. Frustrating....
>
>Thanks
>
>Bob