From owner-freebsd-hackers Thu Apr 19 9:14:55 2001 Delivered-To: freebsd-hackers@freebsd.org Received: from lindt.urgle.com (lindt.urgle.com [62.49.202.23]) by hub.freebsd.org (Postfix) with ESMTP id 65CDF37B423 for ; Thu, 19 Apr 2001 09:14:51 -0700 (PDT) (envelope-from mike@urgle.com) Received: from mike by lindt.urgle.com with local (Exim 3.22 #1) id 14qH4p-0000vM-00; Thu, 19 Apr 2001 16:14:39 +0000 Date: Thu, 19 Apr 2001 17:14:39 +0100 From: Mike Bristow To: Jeremiah Gowdy Cc: hackers@freebsd.org Subject: Re: OpenBSD's FFS/dirpref/softupdates improvements Message-ID: <20010419171439.A3535@lindt.urgle.com> References: <002101c0c8e9$759443c0$015778d8@sherline.net> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline User-Agent: Mutt/1.2.5i In-Reply-To: <002101c0c8e9$759443c0$015778d8@sherline.net>; from data@dualcpus.com on Thu, Apr 19, 2001 at 08:57:37AM -0700 X-Rated: M-16 AK-47, Albania Sender: owner-freebsd-hackers@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.ORG On Thu, Apr 19, 2001 at 08:57:37AM -0700, Jeremiah Gowdy wrote: > "Two aspects of the FFS filesystem in OpenBSD have received significant > improvements since 2.8, increasing performance dramatically. Thanks to art, > gluk, csapuntz, and a host of other developers and testers, Soft Updates are > now much more stable than ever before. The second improvement, contributed > by gluk@openbsd.org, is a new directory allocation policy (codenamed > "dirpref"). Coupled with soft updates, the new dirpref code offers up to a > 60x speed increase in gluk's tests, documented here:" > > http://groups.google.com/groups?q=dirpref&num=100&hl=en&lr=&safe=off&rnum=2& > seld=905073910&ic=1 > > Does anyone know anything about this ? Commited to -current about 10 April. I suspect that Jordan would shoot someone who suggested a MFC before 4.3 is out. -- Mike Bristow, seebitwopie To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-hackers" in the body of the message