Today's pop quiz: replication
Michael Menge
michael.menge at zdv.uni-tuebingen.de
Fri Jul 24 03:51:50 EDT 2015
Hi,
Quoting ellie timoney <ellie at fastmail.com>:
>> Okay, I'll bite. Here's what a bit of a sync_log looks like:
>
> Thanks! So anything processing a sync_log (sync_client, squatter, etc)
> needs to look at an actual copy of the user/mailbox in order to
> determine its current state, and needs to look at both copies to work
> out what to replicate between them.
>
Only sync_client processes the sync_log. All other processes only log
to sync_log
and therefore only need to know where they changed something.
>>> - a single cyrus instance may be the primary server for some users
>>> but a
> replica server for other users
>> Are you sure about that?
>
> I'm not sure about any of this. But you make a good point: I thought I
> could see a way that this was possible, but now I don't think I can.
>
> Cheers,
>
> ellie
>
--------------------------------------------------------------------------------
M.Menge Tel.: (49) 7071/29-70316
Universität Tübingen Fax.: (49) 7071/29-5912
Zentrum für Datenverarbeitung mail:
michael.menge at zdv.uni-tuebingen.de
Wächterstraße 76
72074 Tübingen
More information about the Cyrus-devel
mailing list