From owner-freebsd-stable Fri May 4 18:32: 3 2001 Delivered-To: freebsd-stable@freebsd.org Received: from chmod.ath.cx (CC2-861.charter-stl.com [24.217.115.99]) by hub.freebsd.org (Postfix) with ESMTP id 1BD5637B423 for ; Fri, 4 May 2001 18:32:01 -0700 (PDT) (envelope-from ajh3@chmod.ath.cx) Received: by chmod.ath.cx (Postfix, from userid 1001) id 2B5A9A876; Fri, 4 May 2001 20:31:05 -0500 (CDT) Date: Fri, 4 May 2001 20:31:05 -0500 From: Andrew Hesford To: Tadayuki OKADA Cc: Andrew Hesford , stable@FreeBSD.ORG Subject: Re: soft update should be default Message-ID: <20010504203105.A20797@cec.wustl.edu> References: <20010504205142.1a7013e6.tadayuki@mediaone.net> <20010504200443.A20673@cec.wustl.edu> <20010504213412.3ee36a4f.tadayuki@mediaone.net> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline User-Agent: Mutt/1.2.5i In-Reply-To: <20010504213412.3ee36a4f.tadayuki@mediaone.net>; from tadayuki@mediaone.net on Fri, May 04, 2001 at 09:34:12PM -0400 X-Loop: Andrew Hesford Sender: owner-freebsd-stable@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.ORG On Fri, May 04, 2001 at 09:34:12PM -0400, Tadayuki OKADA wrote: > On Fri, 4 May 2001 20:04:43 -0500 > Andrew Hesford wrote: > > It only adds performance... the whole idea of soft updates is to get > > async speed with sync reliability. Nothing is more reliable than > > synchronous writes, since data is verified absolutely as it is written. > I've heard that it always keeps consistency. > So you can skip fsck after the crash. > I don't know the detail, so please someone correct me if I'm wrong. It does keep things consistent... but this does not add reliability over synchronous writes. > > Still... I do agree it should be the default, or at least an option that > > can be set at install time. I think this summer I will be reinstalling > > my system, to clean up the cruft that ~1/2 year of learning has built up > > on my system. It would sure come in handy then. > You can set it from the menu if you install 4.3-RELEASE. This is just what I need then. -- Andrew Hesford ajh3@chmod.ath.cx To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-stable" in the body of the message