Newsgroups: comp.arch
Path: utzoo!utgpu!watserv1!watdragon!watsol.waterloo.edu!tbray
From: tbray@watsol.waterloo.edu (Tim Bray)
Subject: Large Files (> 2 GByte) 
Message-ID: <1991May29.130418.26097@watdragon.waterloo.edu>
Keywords: big files
Sender: news@watdragon.waterloo.edu (News Owner)
Organization: University of Waterloo
References: <1991May27.170212.18590@convex.com>
Date: Wed, 29 May 1991 13:04:18 GMT
Lines: 16

hamrick@convex.com (Ed Hamrick) writes:
 We recently ported the UniTree file migration package to the CONVEX
 platform, and ran across some NFS issues.  UniTree supports files > 2 GBytes
 in length...

How many unixes out there *really* support files > 2Gb?  From the application
programmer's point of view, it seems that all one need do is change off_t
in <sys/types.h> to be a signed > 32-bit quantity.  

I would assume Cray & Convex, anyone else?  A future R/4000 OS?

cheers, Tim Bray, Open Text Systems

PS: I wonder what proportion of applications can tolerate 
    (sizeof(int) != sizeof(off_t))?