Marek Dabrowski <marek.dabrowski@xxxxxxxx> writes: > I've server with two addresses IP on one net interface. I would like > start on it two instances postgresql, eg: 192.168.1.2:5432 (7.4.6) and > 192.168.1.3:5432 (8.0.2). But when try to start second one, postmaster > write error that /tmp/.s.PGSQL.5432.lock alredy exist. How to avoid this > problem? Use two different port numbers. regards, tom lane