Comment 2 for bug 376748

Revision history for this message
Jelmer Vernooij (jelmer) wrote : Re: [Bug 376748] Re: after conversion chk formats are badly packed

On Fri, May 15, 2009 at 01:57:26PM -0000, John A Meinel wrote:
> I just did a conversion of bzr.dev, and after conversion it isn't
> particularly terrible. I believe the converted size was 65MB, and post-
> pack was 32MB. So about 2:1...

> While that is bad, it isn't 1.7GiB => 150MiB that we saw with a
> different project. Which leads me to believe that the 1.7GiB conversion
> wasn't being done with InterDifferingSerializer, but was instead done
> via the plain fetch...

This particular one was happening when importing from git into Bazaar.
bzr-git fetches happen on a per-revision basis, so multiple versions
of the same file aren't imported in a row (which I would imagine would
be the most optimal ?). The same problem would occur for svn I
imagine.

Cheers,

Jelmer