opensync downgrade to 0.22

[Adam Williamson]

On Tue, 2009-04-14 at 12:05 +0300, Juha Tuomala wrote:
> 
> 
> On Monday 13 April 2009 10:35:39 Adam Williamson wrote:
> > On Thu, 2009-04-09 at 23:15 +0200, Kevin Kofler wrote:
> > 
> > > > Some contacts had got duplicated for some reason, but still,
> nice effort.
> > > 
> > > Unfortunately, as I've been told, duplication of data is an
> inherent issue
> > > with libopensync 0.22, and the main reason why they're working on
> > > redesigning everything in 0.3x/0.40. Unfortunately, their redesign
> is
> > > breaking everything at the moment. :-(
> > 
> > Yes, but it's more of a long-term issue (or if you get an incomplete
> > sync - the problem is a 'slow sync' duplicates data). I wouldn't
> expect
> > it as a matter of course on a single-shot test sync. As I said,
> though,
> > it could actually have been duplicated prior to the sync, I didn't
> think
> > to check. I'll do some more extensive testing with various devices
> in a
> > bit.
> 
> 
> 
> - In normal use, it will at some point fall into slow sync, sooner or
> later 
> and create duplicates¹. I don't think any user would want that.
> - opensync 0.2x cannot detect² the SAME/SIMILAR cases reliably.
> - Thus only because of these two issues, (plus hundred two smaller
> ones) 
> opensync 0.2x is broken, by design, inside the core - regardless of
> plugins.
> - It's useless to ship completely broken (not low Quality, broken)
> software.
> - Fedora 11 will ship them anyway.
> 
> 
> 
> Only thing unclear to me is why?

As I said to you in private, in practice I have not observed this as a
major issue. I did extensive testing with several devices and sync
groups over a long period with 0.22 in Mandriva and did not observe any
duplication of data.
-- 
Adam Williamson
Fedora QA Community Monkey
IRC: adamw | Fedora Talk: adamwill AT fedoraproject DOT org
http://www.happyassassin.net