My bad, I was having an OpenVMS moment. :P

Its really...

    mt -f /dev/st0 compression off

Russell

On Tue, Feb 18, 2003 at 05:52:44PM +0100, marc.bigler AT day DOT com wrote:
> 
> Just for your information, on my Linux mtx's version (Slackware 8.1 with a
> 2.4.18 kernel) there is no such option "nocompression" to mtx... But there
> are the options defcompression and compression which can be set to 0 then
> it looks like that compression is disabled...
> 
> PS: thanks Joshua for your help
> 
> Regards
> 
> 
> 
>                                                                               
>                                                            
>                                                                               
>                                                            
>                     Russell Adams             To:     amanda-users AT amanda 
> DOT org                                                            
>                     <RLAdams@kelsey-sey       cc:                             
>                                                            
>                     bold.com>                 Subject:     Re: Disabled hw 
> compression                                                   
>                     Sent by:                                                  
>                                                            
>                     owner-amanda-users@                                       
>                                                            
>                     amanda.org                                                
>                                                            
>                                                                               
>                                                            
>                                                                               
>                                                            
>                     02/18/03 04:54 PM                                         
>                                                            
>                                                                               
>                                                            
>                                                                               
>                                                            
> 
> 
> 
> 
> Under Linux you can call the following to disable compression.
> 
>       mt -f /dev/st0 nocompression
> 
> The other method would be the disable a DIP switch or jumper on the
> tape drive.
> 
> I include the above line in my startup scripts. It would appear it
> only needs to be set at boot.
> 
> Russell
> 
> On Mon, Feb 17, 2003 at 11:27:11PM +0100, marc.bigler AT day DOT com wrote:
> > Hello,
> >
> > I am using an Exabyte Eliant 820 tape drive on Linux kernel 2.4.18 and
> > would like to make sure the hardware compression is disabled. Does anyone
> > know how I can check that ?
> >
> > Thanks
> > Regards
> 
>