Centuries ago, Nostradamus foresaw when hellz_waren@xxxxxxxxxxx (hellz waren) would write: > we are designing a heavy duty database in pgsql that > expects to grow at an average of 100 MB spread over > tables of 250 tables. > > We require always on database (24 X 7) database. And > if one fails, the other one needs to start up. > > Could you someone tell me if there's any open source > project that enables real time replication of data > back up. > I can use heartbeat, mon etc then to awake the other > server if the main server is down. You might want to look into Slony-I; it can do this sort of thing. Version 1.1.0 was released on Thursday... -- wm(X,Y):-write(X),write('@'),write(Y). wm('cbbrowne','gmail.com'). http://slony.info Who's afraid of ARPA?