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From: "Thomas E. Spanjaard" <tgen at netphreax.net>
Subject: Re: Plans for 1.8+ (2.0?)
Date: Thu, 01 Feb 2007 19:37:01 +0000
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Bill Hacker wrote:
> Thomas E. Spanjaard wrote:
>> Stilyan Tsenov wrote:
>>> I can't uderstand whether snapshots are filesystems or files ?...or
>>> just both possible ?
>> A snapshot of a filesystem needs support from the filesystem to be 
>> snapshottable, e.g. temporary suspension of all activities on that 
>> filesystem while the snapshot-taking is in-progress.
> .. except for Plan 9, where the 'snapshot' was basically a byproduct of 
> the way updates were done - i.e. change (and date) only what HAD 
> changed, preserve all else - even if no longer 'valid'.

That sounds like a transactional filesystem with versioning :).

Cheers,
-- 
         Thomas E. Spanjaard
         tgen at netphreax.net

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