Path: utzoo!attcan!uunet!husc6!uwvax!umn-d-ub!umn-cs!bungia!mn-at1!alan
From: alan@mn-at1.k.mn.org (Alan Klietz)
Newsgroups: comp.unix.wizards
Subject: Re: Why UNIX I/O is so slow (was VAX vs SUN 4 performance)
Keywords: readahead, striping, file mapping
Message-ID: <442@mn-at1.k.mn.org>
Date: 18 Jun 88 03:46:26 GMT
References: <22957@bu-cs.BU.EDU> <14968@brl-adm.ARPA> <601@modular.UUCP> <23288@bu-cs.BU.EDU> <7980@alice.UUCP> <23326@bu-cs.BU.EDU> <6963@cit-vax.Caltech.Edu> <441@mn-at1.k.mn.org>
Reply-To: alan@mn-at1.UUCP (Alan Klietz)
Organization: Minnesota Supercomputer Center
Lines: 16

In article <441@mn-at1.k.mn.org> alan@mn-at1.UUCP (0000-Alan Klietz) writes:
< The ANSI X3T9 IPI
<(Intelligent Peripheral Interface) is now a full standard and starts
<at 10 Mb/s and goes up to 25 Mb/s in the current configurations.
       ^^^^                ^^^^^^^
That's "megabytes" per second, not "megabits" per second.
(80-200 Mbits/s == 10-25 Mbytes/s).   Sorry for the confusion.

--
Alan Klietz
Minnesota Supercomputer Center (*)
1200 Washington Avenue South
Minneapolis, MN  55415    UUCP:  alan@mn-at1.k.mn.org
Ph: +1 612 626 1836       ARPA:  alan@uc.msc.umn.edu  (was umn-rei-uc.arpa)

(*) An affiliate of the University of Minnesota