Hi,
>
> I think this highlights exactly what I'm trying to emphasise: in
> actual, shared-nothing systems like this, there's no possible
> guarantee of "never". There are possible guarantees of "very
> rarely". The problem is, you're already trying to address a teeny
> portion of the likely events on your machines. So you have to assume
> that more than one thing might break at the same time, and have a
> recovery plan for it. I submit that a recovery plan of "restore from
> pg_dump" is usually not going to be enough if it was worth the cost
> and hassle of setting up shared disk failover. YMMV, of course.
>
yes, I did a restore from a dump with pg_dump, that took over a day. maybe I
can speed it up a bit, but this is going to take too long.
Sebastian