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[Gnu-arch-users] Re: patch: automatic cacherev and smarter get

From: Stefan Monnier
Subject: [Gnu-arch-users] Re: patch: automatic cacherev and smarter get
Date: Tue, 06 Dec 2005 23:13:27 -0500
User-agent: Gnus/5.11 (Gnus v5.11) Emacs/22.0.50 (gnu/linux)

>> I really wish tla stopped supporting pristines and just forced the use of
>> a greedy revlib (which would be setup automatically in a default location,
>> if needed).

> This would be insane. You suggest that whenever someone requests a tree
> of 1000 files, 10Mb, tla should create million of files occupying 10Gb.
> [This is optimistic, since just nodes alone of typical 4Kb occupy 4Gb.]

Watch out: strawman argument!
Where did I say "dense"?

> In almost no cases. If it is a commit-only tree, you need a pristine
> only; if it is a replay-only tree with local changes, a pristine again.

The only real difference between a pristine and a revlib is that the
pristine is not shared among checked out trees and can't be conveniently
placed on a more efficient filesystem.


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