From owner-freebsd-hackers@FreeBSD.ORG Wed Sep 15 20:43:04 2004 Return-Path: Delivered-To: freebsd-hackers@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 1A54316A4CE for ; Wed, 15 Sep 2004 20:43:04 +0000 (GMT) Received: from athena.softcardsystems.com (mail.softcardsystems.com [12.34.136.114]) by mx1.FreeBSD.org (Postfix) with ESMTP id C60AA43D46 for ; Wed, 15 Sep 2004 20:43:03 +0000 (GMT) (envelope-from sah@softcardsystems.com) Received: from athena (athena [12.34.136.114])i8FLghtV023562; Wed, 15 Sep 2004 16:42:43 -0500 Date: Wed, 15 Sep 2004 16:42:43 -0500 (EST) From: Sam X-X-Sender: sah@athena To: Paul Schenkeveld In-Reply-To: <20040915203403.GA26454@psconsult.nl> Message-ID: References: <41483C97.2030303@fer.hr> <20040915154338.GA55823@freebie.xs4all.nl> <20040915170322.GA75590@happy-idiot-talk.infracaninophile.co.uk> <20040915203403.GA26454@psconsult.nl> MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII; format=flowed cc: Wilko Bulte cc: hackers@freebsd.org cc: Andrea Campi Subject: Re: ZFS X-BeenThere: freebsd-hackers@freebsd.org X-Mailman-Version: 2.1.1 Precedence: list List-Id: Technical Discussions relating to FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 15 Sep 2004 20:43:04 -0000 On Wed, 15 Sep 2004, Paul Schenkeveld wrote: > On Wed, Sep 15, 2004 at 06:03:22PM +0100, Matthew Seaman wrote: >> On Wed, Sep 15, 2004 at 05:43:38PM +0200, Wilko Bulte wrote: >>> On Wed, Sep 15, 2004 at 05:26:39PM +0200, Andrea Campi wrote.. >>>> On Wed, Sep 15, 2004 at 10:59:36AM -0500, Sam wrote: >>>>> Call me crazy, but does anyone else see this as hooey? 2^64 512B >>>>> sectors is 8192 zettabytes (zetta, exa, peta, tera, ...). >>>> [...] >>>>> Crappy marketing articles. >>>> >>>> This one's good though. fortune(6) worthy, I mean: >>>> >>>> Populating 128-bit file systems would exceed the quantum limits of >>>> earth-based storage. You couldn't fill a 128-bit storage pool without >>>> boiling the oceans. >>> >>> Hmmmm... that explains the global warming then... >> >> I once calculated that there were sufficient IPv6 addresses (another >> 128 bit quantity) to provide a distinct address for every cluster of >> about 10^12 atoms within planet Earth. 10^12 atoms sounds like quite >> a lot, but it is much smaller than a typical bacterium and a hell of a >> lot smaller than any transistor ever manufactured: even if you >> converted the entire planet into a data storage system, you wouldn't >> have enough matter to build a filesystem that big, let alone power >> supplies, cabling, support structures etc. > > Be ware... > > Jules Verne was called crazy when he saw men would walk on the moon > sometime. > > Leonardo da Vinci was laughed at when he envisioned people flying like > birds. > > We people had things wrong in the past when we held things for impossible. > > We may not be around to witness storing over 2^128 bytes of information > but your words sound like NEVER and I think that's a scary word. And of course when we get there ZFS will be the storage filesystem of choice. Sam