bzr branch is slow and memory-hungry (just a data point)

Matthieu Moy Matthieu.Moy at imag.fr
Wed Sep 7 23:23:46 BST 2005


Michael Alan Dorman <mdorman at tendentious.org> writes:

> As another data point, i am a little surprised to see that, for this
> 6MB of data, the .bzr directory is 195MB according to du.  I guess
> this is a function of the quantity of changes (some 3200 changesets)
> and perhaps will be cut significantly once the move to a weave format
> is made?

Exactly.

The current format is a file store. Each time you modify a file, the
new version is stored (gzipped) in the .bzr directory.

The weave format is a kind of "line store", so, portions of files that
are not modified will not be stored several times.

-- 
Matthieu




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