Amanda-Users

Re: HP Ultrium LTO C7972A Tapetype parameters

2005-06-15 04:18:57
Subject: Re: HP Ultrium LTO C7972A Tapetype parameters
From: Geert Uytterhoeven <geert AT linux-m68k DOT org>
To: Paul Bijnens <paul.bijnens AT xplanation DOT com>
Date: Wed, 15 Jun 2005 10:03:37 +0200 (CEST)
On Wed, 15 Jun 2005, Paul Bijnens wrote:
> Tim Edwards wrote:
> > Since it took almost 50 hours(!) for amtapetype to produce this I 
> 
> Reading the docs for 1 minute more  :-) , would have reduced this to
> a much more reasonable value, like 6-8 hours.
> Just give the "-e 200g" parameter.
> 
> On the other hand, it could also be that you have connected your
> ultra modern tapedrive to an antique scsi-bus limiting the speed
> to 2Kbytes/sec instead of 15 Kbytes/sec or so.  What is the speed
     ^                         ^
     M                         M ;-)

> given in the manufacturers specs?
> 
> If you really have such a combination, then even filling one tape
> would take 28 hours!  Restoring would be a nightmare...
> 
> > thought I'd share it with the list in case it helps someone else:
> > 
> > define tapetype HPLTOC7972A {
> >     comment "just produced by tapetype prog (hardware compression off)"
> >     length 213576 mbytes
> >     filemark 974 kbytes
> >     speed 2116 kps
> > }
> > 

Gr{oetje,eeting}s,

                                                Geert

--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert AT linux-m68k 
DOT org

In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
                                                            -- Linus Torvalds

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