On Tue, 17 Oct 2006, Junio C Hamano wrote:

quoted text
> Nicolas Pitre <nico@cam.org> writes:
> 
> > On Sun, 15 Oct 2006, Linus Torvalds wrote:
> >
> >> Quite frankly, I wonder if the pure "copy size extension" (aka "v3") thing 
> >> is really worth it at all. 
> >> 
> >> I mean, seriously, how much does it buy us? A couple of bytes per every 
> >> 64kB of delta copied? And the downside is that you can't re-use the deltas 
> >> with old clients and/or you have to re-create a "v2" delta at run-time 
> >> from a v3 delta by inflating, fixing and deflating it.
> >
> >...
> > In the mean time, if Junio adds the patch I posted yesterday advertising 
> > the pack version capability over the native protocol then it'll help us 
> > make things forward compatible if ever we decide to go with generating 
> > packs v3 sooner.
> 
> I've thought about this, but we hopefully would have ofs-delta
> capability exchanged soon after 1.4.3, and that would be an
> enough advertisement that the client is recent enough; although
> it is technically incorrect to tie these two independent
> features together, the improvement between v2 and v3 is dubious
> so maybe that is the easiest.

Fair enough.


Nicolas
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