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Re: Two approaches to data-hiding (for obliterate)

From: Branko Cibej <brane_at_xbc.nu>
Date: Thu, 01 Oct 2009 22:20:11 +0200

Julian Foad wrote:
> I think what you're getting at is that data-hiding at the repos
> layer, with data-destruction going on underneath it at the FS layer, is
> not a clean design because the two layers would have to synchronize
> their knowledge of what's hidden. If they didn't, the repos layer might
> expose paths that have been destroyed at the FS layer. Or that sort of
> thing: a spurious coupling between the layers.

Yes, that's a major problem to be avoided, it always makes maintenance
harder than it should be.

Of course it may turn out to be easier to do the repos-level thing
first, then just ditch it as you dig deeper into the space-saving.

-- Brane

Received on 2009-10-01 22:20:29 CEST

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