On Mon, Mar 13, 2006 at 10:15:17AM +0100, Paul Bijnens wrote:
> On 2006-03-12 17:59, stan wrote:
> >I had 2 Amanda instances, one hosted on FreebSD, and the other on and
> >Progeny Linux machine. I lost the root disk on the Linux server, and I'm
> >building a replacement machine.
> >
> >Looking at the script that is run on the FreebSD machine I see that I do a
> >"nt comp off" to make certain that compression is off on the tape drive,
> >before I start the Amanda run. 
> >
> >I'm building the replacement machine on an Ubuntu Linux machine, and 
> >looking
> >at the man page for mt it does not seem to support this command.
> >
> >What are people with Linux hosts using to accomplish making certain that 
> >the
> >tape drive is in uncompressed mode? I'm using an Ultrim 3 (HP) drive for
> >the replacement machine, as well as (for recovery purposes) the existing
> >Quantum DLT80 drive, if it matters. The DLT drive has front panel buttons
> >to control this, but the U3 drive does not BTW.
> >
> 
> There are two versions of mt around:  GNU-mt and mt-st. You can
> distinguish which one by running 'mt --version', returning something
> like:
> 
>    mt-st v. 0.8
> or
>    GNU mt version 2.4.2.91
> 
> The mt-st version needs:
>    mt -f /dev/nst0 compression 0
> 
> I do not use the GNU-mt command, and have only access to some old 
> version, which does not know about compression settings.
> 
Thanks, indeed the mt-st package does provide a version of
mt that understands teh compress action.

Thanks.

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