running a replicated Orber service
Tue Mar 23 14:49:02 CET 2004
No, I'm affraid that is not possible at the moment. It would be hard to
come up with a generic solution which can handle partitioned networks
(i.e., Orber uses Mnesia to distribute data) etc.
> Niclas Eklund <> writes:
> > Hello!
> > It's described in Orber's User's Guide (chapter 5.1.4 & 5.1.5). See:
> > http://www.erlang.org/doc/r9c/lib/orber-3.4.2/doc/html/ch_install.html#5
> > You should also check out orber:add_node/2 and orber:remove_node/1.
> > When starting Orber, the NameService is activated automatically.
> Thanks, but I obviously wasn't explicit enough.
> I've read that and done it by hand -- which is why I think I can
> program what I need. However, it's some way from a Unix daemon that
> starts up, queries other systems that might be running and asks one to
> add_node it or otherwise starts orber itself, accounting for races
> with an identical box rebooted at the same time. I expected this to
> be a fairly common idiom, but maybe it's rare to use Erlang-based
> services like this.
> [Being able to provide a properly-replicated server at all seems to be
> a fairly compelling use of OTP; I've had no hint here that there's a
> Java-based equivalent, and everything has to be written in Java.]
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