null,
InstanceType.SPECTATOR,
ZK_ADDR);
relayHelixManager.connect();
relayHelixManager.addExternalViewChangeListener(this);
_setupTool.addResourceToCluster(CLUSTER_NAME, "NextDB", 64, STATE_MODEL);
_setupTool.rebalanceStorageCluster(CLUSTER_NAME, "NextDB", 3);
boolean result = ClusterStateVerifier.verifyByPolling(