Article View: comp.sys.ibm.pc.hardware.storage
Article #314Re: Ultra Wide SCSI hard drives
From: Jean Michel den Hartog
Date: Mon, 19 Feb 1996 23:26
Date: Mon, 19 Feb 1996 23:26
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1786 bytes
devo@ntr.net wrote: > > weichian@sfu.ca (Wayne Fan) wrote: > > >Does anybody know any hard drives that support Ultra Wide SCSI (ie. > >2940uw). I know that Seagate 4LP and Quantum Atlas II support it. > >But I couldn't find them anywhere on the market. Are they out yet? > >Thanx. > > I've got a micropolis 4221uav 2.1 attached to my 2940uw that works > great in DOS 6.22. However, I can't get the drive recognized under > NT3.51. Ain't that a kick?? > > You need to specify a -U- in the model number though, and insist on > the U. I had to send the first one I got back (mail order). > > The micropolis is a good drive, but you may not need the AV > certification. It does add to the cost, but not a great deal if you > shop around. > > Good luck. I am using an IBM DFRSS4W, (4.5G UW) on an Adaptec 2940uw. No Problems. but performance is not what I had Hoped it to be..... Dependent on the benchmark programs anywhere between 4, and 20Mb/sec Large contiguous files are fine but have lots of small files, or something badly fragmented, and you see transfer sink to <3Mb/s!! I was told I need to get a firmware upgrade (1.2 to 1.8 for my 2940uw) Jean Michel, Switzerland
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Path: arc1-ca.pugleaf.net!pacifica.access.ch!usenet From: Jean Michel den Hartog <mvslasertechnik@access.ch> Newsgroups: comp.sys.ibm.pc.hardware.storage,comp.periphs.scsi Subject: Re: Ultra Wide SCSI hard drives Date: Tue, 20 Feb 1996 00:26:02 +0100 Organization: MVS Lasertechnik Message-ID: <3129070A.48F7@access.ch> References: <4g018c$nk9@aphex.direct.ca> <4g4ge3$5rf@rome.ntr.net> NNTP-Posting-Host: gatezh5-23.access.ch Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit X-Mailer: Mozilla 2.0GoldB1 (WinNT; I) To: devo@ntr.net