Re: Replication between 64/32bit systems?

On Tue, 2011-09-20 at 22:26 +0200, Hannes Erven wrote:
> [...]
> I'm planning to set up streaming replication from one master to one
> slave. I've read at
> http://www.postgresql.org/docs/9.1/static/warm-standby.html that the
> "hardware architecture" of both systems must be the same.
>
> Sure enough, what I'd really like to do is replicate from a Windows (or
> Linux) 64bit master to a Linux 32bit slave -- that's what I currently
> have easily available.
>
> I tried just following the instructions and copied the data directory to
> the slaves, but postgres does not start:
> FATAL: falsche Prüfsumme in Kontrolldatei
> (FATAL: wrong checksum in control file)
>
>
> So I'd like to ask if there is anything I could do by e.g. changing
> compile-time options at the slave to get things going?
>

There's nothing you can do. It won't work between a 32bit and a 64bit
machines.

--
Guillaume
http://blog.guillaume.lelarge.info
http://www.dalibo.com