Amanda-Users

Re: why is tapetype so slow?

2003-01-14 16:35:45
Subject: Re: why is tapetype so slow?
From: Jon LaBadie <jon AT jgcomp DOT com>
To: Amanda Users <amanda-users AT amanda DOT org>
Date: Tue, 14 Jan 2003 16:02:22 -0500
On Tue, Jan 14, 2003 at 03:48:30PM -0500, Eric Sproul wrote:
> On Tue, 2003-01-14 at 13:56, Jon LaBadie wrote:
> > Because something is wrong or you have a very old version of tapetype.
> > 
> > Your drive specs will include a speed rating, in MB/sec probably.
> > Divide that into your tape's rated capacity to get an approximation
> > of how long it will take to write a complete tape.  Tapetype should
> > take about twice as long as it makes 2 passes.
> > 
> > Be sure in your calculation that you use matching speed and capacity
> > numbers.  Matching in the sense of both refering to HW compression on
> > or both refering to HW compression off.
> 
> Jon,
> I am using the tapetype that came with 2.4.2p2 (from the Debian
> package).

That is what I said.

> > Because .................. or you have a very old version of tapetype.



-- 
Jon H. LaBadie                  jon AT jgcomp DOT com
 JG Computing
 4455 Province Line Road        (609) 252-0159
 Princeton, NJ  08540-4322      (609) 683-7220 (fax)

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