On Thu, 15 Jun 2006, snacktime wrote:
> Anyone have any tips for minimizing downtime when upgrading? So far
> we have done upgrades during scheduled downtimes. Now we are getting
> to the point where the time required for a standard dump/restore is
> just too long. What have others done when downtime is critical? The
> only solution we have been able to come up with is to migrate the data
> on a per user basis to a new database server. Each user is a
> merchant, and the data in the database is order data. Migrating one
> merchant at a time will keep the downtime per merchant limited to just
> the time it takes to migrate the data for that merchant, which is
> acceptable.
>
> Any other ideas?
we use replication package slony for upgrading.
>
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Regards,
Oleg
_____________________________________________________________
Oleg Bartunov, Research Scientist, Head of AstroNet (www.astronet.ru),
Sternberg Astronomical Institute, Moscow University, Russia
Internet: oleg@sai.msu.su, http://www.sai.msu.su/~megera/
phone: +007(495)939-16-83, +007(495)939-23-83
