Path: utzoo!utgpu!jarvis.csri.toronto.edu!mailrus!uwm.edu!cs.utexas.edu!uunet!dev!dgis!jkrueger From: jkrueger@dgis.dtic.dla.mil (Jon) Newsgroups: comp.arch Subject: Re: 64-bit addresses Message-ID: <758@dgis.dtic.dla.mil> Date: 14 Feb 90 00:36:58 GMT References: <9708@spool.cs.wisc.edu> <20270@cfctech.cfc.com> <11112@encore.Encore.COM> <753@dgis.dtic.dla.mil> <3606@uceng.UC.EDU> <757@dgis.dtic.dla.mil> <90Feb13.145335est.2864@ois.db.toronto.edu> Organization: Defense Technical Information Center (DTIC), Alexandria VA Lines: 19 jonah@db.toronto.edu (Jeffrey Lee) writes: >Picture a "docuverse" [TM Xanadu Corp.] where all the machine readable >text in existence can be mmap()ed into your address space. Mind you >even 64-bits isn't enough Why would anyone want the docuverse mapped into address space? It fits into namespace. The addressible unit of namespace is the document, not any point in its contents. Or do you really want to go back to the day when since name sizes were tied to machine architecture? As I remember, the 36 bit machines tended to impose six character limits (times six bits per character). -- Jon -- Jonathan Krueger jkrueger@dtic.dla.mil uunet!dgis!jkrueger The Philip Morris Companies, Inc: without question the strongest and best argument for an anti-flag-waving amendment.