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- Newsgroups: comp.sys.apple2
- Path: sparky!uunet!wupost!cs.utexas.edu!qt.cs.utexas.edu!yale.edu!jvnc.net!nuscc!nusunix2.nus.sg!isc10327
- From: isc10327@nusunix2.nus.sg (ONG TAT-WEE)
- Subject: Re: Hard drive access times
- Message-ID: <1992Aug14.010504.3356@nuscc.nus.sg>
- Sender: usenet@nuscc.nus.sg
- Organization: National University of Singapore
- References: <9208130436.aa12037@generic.UUCP>
- Date: Fri, 14 Aug 1992 01:05:04 GMT
- Lines: 24
-
- taob@terranet.cts.com (Brian Tao) writes:
- : isc10327@nusunix2.nus.sg (ONG TAT-WEE) writes...
- : >
- : >By comparison, I'm using an Apple High-Speed SCSI, Zip GS (9/32) and a
- : >105 meg Quantum LPS harddisk and I got 0.81 ms for linear read! Does
- : >this mean that an Apple High-Speed SCSI plus Zip GSX (9/32)
- : >combination beats a RamFast and Zip combo?
- :
- : Quantum's do achieve very low access times because of their
- : caching mechanism (which may be better than Conner's). What kind of
- : transfer rates do you get? You probably notice that more than a
- : difference of a quarter millisecond linear access time. ;-)
- : --
- : Brian T. Tao =*8-) | ::::::::> tcomtaob@chasm.scar.utoronto.ca <::::::::
- : Dept. of Exobiology | :::::> generic!terranet!taob@zoo.toronto.edu <:::::
- : University of Toronto | "Though this be madness, yet there is method in't."
-
- How do I measure the transfer rate? Is there any s/w that can do that?
- I thought the ProSel linear block read timing should be sufficient for
- comparison. But I do know that the random block read is pretty slow
- compared to the RamFast timings; mine is about 20.++ ms.
-
- - DOTW -
-
-