Date: Thu, 16 Sep 2004 01:41:40 -0500 (CDT) From: Mike Silbersack <silby@silby.com> To: Sam <sah@softcardsystems.com> Cc: hackers@freebsd.org Subject: Re: ZFS Message-ID: <20040916013550.I11071@odysseus.silby.com> In-Reply-To: <Pine.LNX.4.60.0409151047230.21034@athena> References: <41483C97.2030303@fer.hr> <Pine.LNX.4.60.0409151047230.21034@athena>
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On Wed, 15 Sep 2004, Sam wrote: > Call me crazy, but does anyone else see this as hooey? 2^64 512B > sectors is 8192 zettabytes (zetta, exa, peta, tera, ...). > > I'm also wondering what perversion of moore's law is applicable to > storage consumption. > > Crappy marketing articles. > > Sam Maybe they're actually doing some sort of sub-sector addressing, so the 2^64 refers to the number of bytes on the disk, rather than the number of sectors. That would bring it down by 2^9, and might make the argument more potent. It'll be interesting to see what Hans Reiser says about it... Obviously he's biased towards ReiserFS, but he's certainly much more familiar with FS design than most of us, and will certainly have opinions. :) Mike "Silby" Silbersack
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