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Re: BDB reverse deltas branch

From: Eric Gillespie <epg_at_pretzelnet.org>
Date: Mon, 11 Aug 2008 18:53:42 -0700

Greg Hudson writes:

> On a related note, it would be interesting to implement an optional
> representation cache alongside the FS, to ease the runtime penalty of
> this approach in both BDB and FSFS where it's already used. Such a
> cache has security and deployability issues when the FS might be
> accessed by multiple uids, but should be a win in the typical server
> configuration.

If you're saying what I think you're saying, then we found this
approach not to have an appreciable effect. Maybe Glasser (who
spent significant time on fsfs caching, much of which is in 1.5)
can comment further.

Eric Gillespie <*> epg_at_pretzelnet.org
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Received on 2008-08-12 03:54:16 CEST

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