From owner-freebsd-hackers Thu Oct 28 20:41:43 1999 Delivered-To: freebsd-hackers@freebsd.org Received: from server.baldwin.cx (jobaldwi.campus.vt.edu [198.82.67.146]) by hub.freebsd.org (Postfix) with ESMTP id 3EE8215513 for ; Thu, 28 Oct 1999 20:41:38 -0700 (PDT) (envelope-from jobaldwi@vt.edu) Received: from john.baldwin.cx (john [10.0.0.2]) by server.baldwin.cx (8.9.3/8.9.3) with ESMTP id XAA00720; Thu, 28 Oct 1999 23:41:15 -0400 (EDT) (envelope-from jobaldwi@vt.edu) Message-Id: <199910290341.XAA00720@server.baldwin.cx> X-Mailer: XFMail 1.3.1 [p0] on FreeBSD X-Priority: 3 (Normal) Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 8bit MIME-Version: 1.0 In-Reply-To: <199910282253.PAA02302@dingo.cdrom.com> Date: Thu, 28 Oct 1999 23:41:14 -0400 (EDT) From: John Baldwin To: Mike Smith Subject: Re: Limitations in FreeBSD Cc: hackers@FreeBSD.ORG, Julian Elischer , Matthew Dillon , Michael Beckmann Sender: owner-freebsd-hackers@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.ORG On 28-Oct-99 Mike Smith wrote: > >> That´s why I´m looking for a way of having large mmap´able >> files. Are you saying that ALL Intel CPUs, including PIII, can only >> address 4 GB? > > That's correct; it's why the ia32 architecture has a '32' in its > name. Note quite. With PAE (Page Address Extensions available on PPro's and some later chips) you can get an extra 4 bits, for a total of 36 bits of addressable space, or 64 Gig. That still won't help out very much, however, for this problem. --- John Baldwin -- http://www.cslab.vt.edu/~jobaldwi/ PGP Key: http://www.cslab.vt.edu/~jobaldwi/pgpkey.asc "Power Users Use the Power to Serve!" - http://www.FreeBSD.org/ To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-hackers" in the body of the message