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
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> 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.
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