From: utzoo!decvax!genrad!mit-eddi!smh
Newsgroups: net.unix-wizards
Title: Re: Why overlap I/O and processing?  clutches...
Article-I.D.: mit-eddi.122
Posted: Tue Apr 19 14:06:07 1983
Received: Wed Apr 20 02:47:18 1983
References: sun.256

What's wrong with synchronous IO?  Usually nothing.  But remember,
some people on some machines are not backing up gigabyte disks on
125IPS 6200BPI drives.  Rather, they are backing up several x 10^7
byte disks on 45IPS 800BPI tapes.  It makes a difference.........