#!/opt/bin/perl use AnyEvent; use AnyEvent::MP; configure nodeid => "eg_sender/%u", seeds => ["*:4041"]; my $guard = db_mon eg_receivers => sub { my ($family, $keys) = @_; return unless %$family; # now there are some receivers, send them a message snd $_ => test => time, keys %$family for keys %$family; }; AnyEvent->condvar->recv;