From owner-freebsd-current@FreeBSD.ORG Wed Dec 2 09:01:40 2009 Return-Path: Delivered-To: freebsd-current@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 2A3681065670 for ; Wed, 2 Dec 2009 09:01:40 +0000 (UTC) (envelope-from lists@mawer.org) Received: from mail-px0-f178.google.com (mail-px0-f178.google.com [209.85.216.178]) by mx1.freebsd.org (Postfix) with ESMTP id 060198FC2D for ; Wed, 2 Dec 2009 09:01:38 +0000 (UTC) Received: by pxi8 with SMTP id 8so1470010pxi.27 for ; Wed, 02 Dec 2009 01:01:38 -0800 (PST) MIME-Version: 1.0 Received: by 10.140.132.7 with SMTP id f7mr483262rvd.296.1259744498121; Wed, 02 Dec 2009 01:01:38 -0800 (PST) In-Reply-To: References: <200911301117.37950.naylor.b.david@gmail.com> Date: Wed, 2 Dec 2009 20:01:38 +1100 Message-ID: From: Antony Mawer To: Robert Watson Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: quoted-printable Cc: freebsd-current@freebsd.org, David Naylor Subject: Re: FreeBSD 8.0 Performance (at Phoronix) X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Discussions about the use of FreeBSD-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 02 Dec 2009 09:01:40 -0000 On Wed, Dec 2, 2009 at 12:25 AM, Robert Watson wrote: ... > > For tests that depend on file system namespace operations, seeing a > measurement comparing ZFS directly would be interesting; likewise, perhap= s > using async file system mounts on FreeBSD without soft updates. =A0Jeff's > forthcoming journaling changes would also be interesting to consider, but > I'm not sure to what extent he'll see performance improvements, or whethe= r > it's just about the consistency improvements for his SU+J work. Is there any information about what these journaling changes are or what they involve? I would be interested to keep tabs on any ongoing work being done on journalling for UFS... --Antony