home *** CD-ROM | disk | FTP | other *** search
- Path: sparky!uunet!zaphod.mps.ohio-state.edu!saimiri.primate.wisc.edu!ames!olivea!sgigate!odin!sgihub!zola!zuni!anchor!olson
- From: olson@anchor.esd.sgi.com (Dave Olson)
- Newsgroups: comp.sys.sgi
- Subject: Re: SCSI floppy disk on INDIGO: Why is it so slooow?
- Keywords: INDIGO, floppy, SCSI
- Message-ID: <ul1na40@zuni.esd.sgi.com>
- Date: 9 Jan 93 03:32:36 GMT
- References: <coizi01.726527326@convex>
- Sender: news@zuni.esd.sgi.com (Net News)
- Organization: Silicon Graphics, Inc. Mountain View, CA
- Lines: 24
-
- In <coizi01.726527326@convex> coizi01@convex.zdv.uni-tuebingen.de (N. Zimmermann) writes:
-
- | We have an R3000 Indigo and are relatively satisfied with it,
- | except a few things: The SCSI floppy is *VERY* slow with data
- | rates of about 5-6K/sec. Is any newer SCSI system software
-
- Because the drive controller only has a 512 byte buffer, so you miss
- a rev for every sector.
-
- | available, that speeds up floppy read/write to *normal* data
- | rates, which are (please correct me, if I'm wrong) about
- | 40-100 K/s for MSDOS machines?? Or is it just the drive
- | hardware, which seems to be a bottleneck in data throughput?
-
- It's the drive hardware. Believe it or not, it was the best available
- at that time. We will probably switch to the Insite or Iomega floptical
- in the future (date unknown), which has larger buffers on the drive,
- and handles a special 20 MB media (which is *not* cheap, the
- 20 MB media lists for about $25 US) as well as the 720K and 1.4 MB
- common media.
- --
- Let no one tell me that silence gives consent, | Dave Olson
- because whoever is silent dissents. | Silicon Graphics, Inc.
- Maria Isabel Barreno | olson@sgi.com
-