From owner-freebsd-questions Tue Sep 5 8:58:37 2000 Delivered-To: freebsd-questions@freebsd.org Received: from mail2.netcologne.de (mail2.netcologne.de [194.8.194.103]) by hub.freebsd.org (Postfix) with ESMTP id 7EAB237B424 for ; Tue, 5 Sep 2000 08:58:34 -0700 (PDT) Received: from bagabeedaboo.security.at12.de (dial-194-8-209-91.netcologne.de [194.8.209.91]) by mail2.netcologne.de (8.9.3/8.9.3) with ESMTP id RAA01417; Tue, 5 Sep 2000 17:58:32 +0200 (MET DST) Received: from localhost (localhost.security.at12.de [127.0.0.1]) by bagabeedaboo.security.at12.de (8.11.0/8.11.0) with ESMTP id e85FwLf02282; Tue, 5 Sep 2000 17:58:21 +0200 (CEST) (envelope-from pherman@frenchfries.net) Date: Tue, 5 Sep 2000 17:58:21 +0200 (CEST) From: Paul Herman To: Amir Yahav Cc: questions@FreeBSD.ORG Subject: Re: mmap address space (fwd) In-Reply-To: Message-ID: MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: owner-freebsd-questions@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.ORG On Mon, 4 Sep 2000, Amir Yahav wrote: > How can I increase the mmap MAXDSIZ . I would like to mmap a large > file size over 2GB in freebsd system. I'm not sure if this has anything to do with MAXDSIZ (resource limits.) In any case, the manpage for mmap(2) is pretty clear about why there is a 2GB limit: * 32-bit limit in the VM system * filesystem offset limitations If anyone knows a trick, I'd like to know, but AFAIK this isn't possible without major system overhaul. -Paul. To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-questions" in the body of the message