From owner-freebsd-questions@FreeBSD.ORG Tue Sep 30 08:53:32 2003 Return-Path: Delivered-To: freebsd-questions@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id BC81816A4B3 for ; Tue, 30 Sep 2003 08:53:32 -0700 (PDT) Received: from lakemtao03.cox.net (lakemtao03.cox.net [68.1.17.242]) by mx1.FreeBSD.org (Postfix) with ESMTP id 8CF5743FDD for ; Tue, 30 Sep 2003 08:53:31 -0700 (PDT) (envelope-from grisha@ispol.com) Received: from onyx.ispol.com ([68.100.122.151]) by lakemtao03.cox.net (InterMail vM.5.01.06.05 201-253-122-130-105-20030824) with ESMTP id <20030930155331.NEWI3052.lakemtao03.cox.net@onyx.ispol.com> for ; Tue, 30 Sep 2003 11:53:31 -0400 Received: from onyx.ispol.com (localhost [127.0.0.1]) by onyx.ispol.com (8.12.9/8.12.8) with ESMTP id h8UFrUIw030836 for ; Tue, 30 Sep 2003 11:53:30 -0400 (EDT) (envelope-from grisha@ispol.com) Received: from localhost (grisha@localhost) by onyx.ispol.com (8.12.9/8.12.8/Submit) with ESMTP id h8UFrUO6030833 for ; Tue, 30 Sep 2003 11:53:30 -0400 (EDT) X-Authentication-Warning: onyx.ispol.com: grisha owned process doing -bs Date: Tue, 30 Sep 2003 11:53:30 -0400 (EDT) From: "Gregory (Grisha) Trubetskoy" To: freebsd-questions@freebsd.org Message-ID: <20030930114658.X30767@onyx.ispol.com> MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Subject: soft-updates on a file-backed md (vn) device? X-BeenThere: freebsd-questions@freebsd.org X-Mailman-Version: 2.1.1 Precedence: list List-Id: User questions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 30 Sep 2003 15:53:32 -0000 Is there any benefit (reduced IO) to enabling soft-updates on a file-backed md device (formerly vn), even though the filesystem on which the backing file lives already has it enabled? Thanks for any comments! Grisha