Skip site navigation (1)Skip section navigation (2)
Date:      Mon, 6 Jan 1997 14:29:49 -0700 (MST)
From:      Terry Lambert <terry@lambert.org>
To:        mark@putte.seeware.DIALix.oz.au (Mark Hannon)
Cc:        freebsd-hackers@FreeBSD.ORG
Subject:   Re: ft < 50kb/s ??
Message-ID:  <199701062129.OAA12582@phaeton.artisoft.com>
In-Reply-To: <E3EE8C.21w.L.doorway@seeware.DIALix.oz.au> from "Mark Hannon" at Jan 2, 97 08:28:59 pm

next in thread | previous in thread | raw e-mail | index | archive | help
> I have been a user of the ft tape driver for a number of years.  Over
> time I have swapped my tape drive between different motherboards and
> controllers.  The drive has served me well (especially with the lft
> utility instead of the standard ft driver) in general, however in 
> the current configuration it is dead slow - It just took me 12 hours
> to back up 200m of data, according to the manufacturers notes it 
> should be able to do 1Mbit/second, which is around 30minutes.
> 
> What can I be doing wrong?  I have moved the tape driver over to a 
> 486-100 motherboard with onboard floppy-disk controller. 
> 
> I have now also moved the drive over to another machine and floppy
> controller, exactly the same results.  I have yet to check the 
> drives performance under DOS.

It is possible that the other machines has non-NS floppy controller
chips.  A number of these have FIFO's and can be significantly
faster with tapes as a result (even though we can't safely detect the
things).


					Terry Lambert
					terry@lambert.org
---
Any opinions in this posting are my own and not those of my present
or previous employers.



Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?199701062129.OAA12582>