From owner-freebsd-fs Mon Jul 16 14:12:22 2001 Delivered-To: freebsd-fs@freebsd.org Received: from finch-post-10.mail.demon.net (finch-post-10.mail.demon.net [194.217.242.38]) by hub.freebsd.org (Postfix) with ESMTP id DBE6A37B401 for ; Mon, 16 Jul 2001 14:12:18 -0700 (PDT) (envelope-from dfr@nlsystems.com) Received: from [62.49.251.130] (helo=herring.nlsystems.com) by finch-post-10.mail.demon.net with esmtp (Exim 2.12 #1) id 15MFf7-0003AL-0A; Mon, 16 Jul 2001 21:12:17 +0000 Received: from herring (herring [10.0.0.2]) by herring.nlsystems.com (8.11.2/8.11.2) with ESMTP id f6GLB1785132; Mon, 16 Jul 2001 22:11:01 +0100 (BST) (envelope-from dfr@nlsystems.com) Date: Mon, 16 Jul 2001 22:11:01 +0100 (BST) From: Doug Rabson To: Sri Ramkrishna Cc: Alfred Perlstein , Jason Francis , Subject: Re: Porting a new filesystem to FreeBSD In-Reply-To: <20010716135629.C16516@ichips.intel.com> Message-ID: MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: owner-freebsd-fs@FreeBSD.ORG Precedence: bulk List-ID: List-Archive: (Web Archive) List-Help: (List Instructions) List-Subscribe: List-Unsubscribe: X-Loop: FreeBSD.org On Mon, 16 Jul 2001, Sri Ramkrishna wrote: > On Mon, Jul 16, 2001 at 09:53:47PM +0100, Doug Rabson wrote: > > On Mon, 16 Jul 2001, Sri Ramkrishna wrote: > > > > > It's like wheat germ stuff that are popular in the south. It's somehwat > > > like oats. They usually have it with a lot of butter or some jelly. > > > It's mostly tasteless. > > > > Sounds a lot like porridge :-(. > > It's much worse. ;) > > > > > > > To keep this on topic though, I remember some talk about journalling > > > filesystems and getting that. Hopefully we'll have one one of these > > > days. With disks getting larger and larger (EMC has 181G drives) it's > > > getting harder not to go with a journalling type of filesystem. In > > > any case, it's just a off hand comment. We'll get there I'm sure. > > > > Actually, back on topic, I think that FFS+softupdatess+background fsck > > gives virtually all the benefits of journalled filesystems. > > > > Do you have benchmarks or something I can look at? I'd be interested > in the data. I don't have amy benchmarks personally but I expect that some others on this list may have some. Personally, I just like the perceived performance improvements compared to vanilla FFS. -- Doug Rabson Mail: dfr@nlsystems.com Phone: +44 20 8348 6160 To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-fs" in the body of the message