[arch-general] Syncing the mirrors

[Dieter Plaetinck]

On Tue, 2 Feb 2010 14:06:35 -0500
Andrew Antle <andrew.antle at gmail.com> wrote:

> On Tue, Feb 2, 2010 at 1:53 PM, Hannes Rist <hrist at selfnet.de> wrote:
> > Ionut Biru wrote:
> >>
> >> On 02/02/2010 07:53 PM, Damjan Georgievski wrote:
> >>>>>
> >>>>> There's also the problem that some mirrors (most of the ones
> >>>>> I've tried) sync the package database before syncing all the
> >>>>> packages.
> >>>>
> >>>> Actually, syncing the db last is not going to improve things: if
> >>>> some packages get deleted, they won't be found when updating
> >>>> against the old db.
> >>>
> >>> - download new packages
> >>> - update db
> >>> - delete old packages
> >>>
> >>
> >> now tell us how do this order with rsync.
> >
> > the debian mirror scripts have such a staged setup with 2 rsync
> > runs, might wanna have a look at them mirror.debian.org somewhere
> > here. http://www.debian.org/mirror/ftpmirror 'how to mirror' it's
> > explained there.
> 
> from http://www.debian.org/mirror/ftpmirror#how
> ...
> * MUST perform a 2-stage sync
> ...
> Rationale: if archive mirroring is done in a single stage, there will
> be periods of time
> during which the index files will reference files not yet mirrored.
> ...
> Sounds pretty good, Hannes.

I must be missing something.. isn't --delete-after good enough?

Dieter