From: Greg L. <grog@FreeBSD.org> - 2001-07-20 01:11:52
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On Wednesday, 18 July 2001 at 8:49:48 -0500, Mark Peloquin wrote: > What is your thoughts on having plugins deal with bytes, which is a > constant, rather than sectors, which can vary in sizes? This is the way I did it with Vinum, and I'm glad I did, in order to avoid exactly these problems. It greatly simplifies things. > Using 64 bit fields, with bytes, file and filesystem sizes can be > upto 18 million terabytes. Seems like that should be sufficient for > quite some time. We said "for five years" :-) Seriously, of course, when it happens, we can move to larger data sizes. We needed 64 bit offsets anyway, since a 32 bit sector offset would only give (unsigned) 2 TB (for 512 byte sectors). Greg -- See complete headers for address and phone numbers |