List<PubSubServer> serversList = new LinkedList<PubSubServer>();
// For the current region, create the necessary amount of hub
// servers. We will basically increment through the port numbers
// starting from the initial ones defined.
for (int j = 0; j < numServersPerRegion; j++) {
HedwigSocketAddress a = regionHubAddresses.get(i).get(j);
PubSubServer s = new PubSubServer(
getServerConfiguration(a.getPort(),
a.getSSLPort(),
regionName),
getRegionClientConfiguration(),
new LoggingExceptionHandler());
serversList.add(s);
s.start();