Slow inventory extraction from weavefile

[Robert Collins]

On Tue, 2005-10-04 at 03:24 +0200, Johan Rydberg wrote:
> -----BEGIN PGP SIGNED MESSAGE-----
> Hash: SHA1
> 
> John A Meinel <john at arbash-meinel.com> writes:
> 
> > I don't know what the target speed is, but with the latest bzr.newformat
> > tree, on my old 450MHz celeron, it takes >1.5 seconds per inventory that
> > I want to extract. (For 20 revision, it took 36 seconds, over the course
> > of all revisions, it took between 1.8-2.0s per revision).
> 
> I have also noticed this.  Things like "bzr log FILE" has become
> _really_ slow.

However, it can be made EVEN FASTER now. With the changes just landed
(like 5 minutes ago), any change that affects a file with text (i.e. not
symlinks) results in a TOC entry in the files weave. So we can identify
revisions the file was altered in without reference to the inventory at
that time.

Rob

-- 
GPG key available at: <http://www.robertcollins.net/keys.txt>.
-------------- next part --------------
A non-text attachment was scrubbed...
Name: not available
Type: application/pgp-signature
Size: 189 bytes
Desc: This is a digitally signed message part
Url : https://lists.ubuntu.com/archives/bazaar/attachments/20051004/e1a54d3f/attachment.pgp