From owner-freebsd-arch@FreeBSD.ORG Wed Oct 17 09:46:06 2012 Return-Path: Delivered-To: freebsd-arch@FreeBSD.org Received: from mx1.freebsd.org (mx1.freebsd.org [69.147.83.52]) by hub.freebsd.org (Postfix) with ESMTP id 3D6DBE7; Wed, 17 Oct 2012 09:46:06 +0000 (UTC) (envelope-from avg@FreeBSD.org) Received: from citadel.icyb.net.ua (citadel.icyb.net.ua [212.40.38.140]) by mx1.freebsd.org (Postfix) with ESMTP id 13F368FC08; Wed, 17 Oct 2012 09:46:04 +0000 (UTC) Received: from porto.starpoint.kiev.ua (porto-e.starpoint.kiev.ua [212.40.38.100]) by citadel.icyb.net.ua (8.8.8p3/ICyb-2.3exp) with ESMTP id MAA03125; Wed, 17 Oct 2012 12:46:03 +0300 (EEST) (envelope-from avg@FreeBSD.org) Received: from localhost ([127.0.0.1]) by porto.starpoint.kiev.ua with esmtp (Exim 4.34 (FreeBSD)) id 1TOQCQ-000PUG-To; Wed, 17 Oct 2012 12:46:03 +0300 Message-ID: <507E7E59.8060201@FreeBSD.org> Date: Wed, 17 Oct 2012 12:46:01 +0300 From: Andriy Gapon User-Agent: Mozilla/5.0 (X11; FreeBSD amd64; rv:16.0) Gecko/20121013 Thunderbird/16.0.1 MIME-Version: 1.0 To: freebsd-arch@FreeBSD.org Subject: kva size on amd64 X-Enigmail-Version: 1.4.5 Content-Type: text/plain; charset=X-VIET-VPS Content-Transfer-Encoding: 7bit X-BeenThere: freebsd-arch@freebsd.org X-Mailman-Version: 2.1.14 Precedence: list List-Id: Discussion related to FreeBSD architecture List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 17 Oct 2012 09:46:06 -0000 What are the main benefits, if any, of limiting KVA space size - or in fact tying it to physical memory size - on amd64? This question is perhaps relevant to other platforms with "unlimited kva" too. -- Andriy Gapon