using mt without raw devices (nrast0)

Doug White dwhite at
Wed Jan 7 09:36:17 PST 2004

On Mon, 5 Jan 2004, Harald Schmalzbauer wrote:

> Hi all,
> I have to struggle with a OnStream DI-30 on 5.2 (RC2).
> The drive gets recognized as ast0 and with 32k blocks taring to /dev/ast0
> seems to work fine.
> But how can I control the tape? "mt" gives for almost any command:
> 	mt: /dev/nast0: eod: Input/output error
> The rewind command gives no error but finishes way too quick.
> Also I haven't been able to restore any data yet.

Handy. Any kernel messages?

> I'm aware about the DI-30 but that's the one I have to deal with atm.
> What's the trick with the missing raw devices on 5.2?

Separate block and raw devices are no longer required on 5.2.
Everything's a raw device, in a matter of speaking.

Doug White                    |  FreeBSD: The Power to Serve
dwhite at          |

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