Re: [PATCH] pack.indexversion config option now defaults to 2

[Nicolas Pitre <nico@cam.org>]

On Wed, 25 Jun 2008, Mike Hommey wrote:

> On Tue, Jun 24, 2008 at 09:59:06PM -0700, Junio C Hamano wrote:
> > Linus Torvalds <torvalds@linux-foundation.org> writes:
> > 
> > > On Wed, 25 Jun 2008, Nicolas Pitre wrote:
> > >> 
> > >> Git older than version 1.5.2 (or any other git version with this option
> > >> set to 1) may revert to version 1 of the pack index by manually deleting
> > >> all .idx files and recreating them using 'git index-pack'.  Communication
> > >> over the git native protocol is unaffected since the pack index is never
> > >> transferred.
> > >
> > > Rather than talk about when it does _not_ matter, wouldn't it be better to 
> > > talk about when it _can_ matter?
> > >
> > > Namely when using dumb protocols, either http or rsync, with the other end 
> > > being some ancient git thing (and it is worth mentioning version of what 
> > > counts as 'ancient' too, I can't remember, probably means that pretty much 
> > > nobody else can either).
> > 
> > I agree with you that the description of the change (in the commit log)
> > and the instruction (in the documentation) could be more helpful and
> > explicit.
> (...)
> 
> Wouldn't it be a good idea to add a warning in git update-server-info
> when it detects pack.indexVersion is not 1, too ?

That would give the idea that index v2 is not good, while what we want 
is to encourage everyone to move to index v2 ASAP.


Nicolas