public Map<String, String> getRegionWithSubregion() {
		Map<String, String> region = newHashMap();
		region.put(REGION_ATTR_KEY, getRegion());

		if (isClustered()) {
			region.put(SUBREGION_ATTR_KEY, defaultIfEmpty(getClusterProperties().getProperty(PROP_CLUSTER_SUBREGION), ""));
		}

		return region;
	}
Get the current region and subregion from the configuration.

@return region and subregion. If it's not clustered mode, return "NONE"
ngrinder-controller/src/main/java/org/ngrinder/infra/config/Config.java