update

@@ -170,6 +170,8 @@ public class ZabbixTask implements Callable {
 
 
     public void buildBatchPoints(Map<String, String> hostIpToIds, Map<String, List<ItemResponse.Item>> hostIdToItems, Map<String, List<HistoryResponse.HistoryItem>> historyItems) {
+        DEBUG.info("start to build zabbix batch points...");
+
         BatchPoints pointBp = BatchPoints.database(Constants.INFLUX_DB).retentionPolicy(Constants.INFLUX_POLICY).build();
 
         try {
@@ -178,7 +180,6 @@ public class ZabbixTask implements Callable {
                 for (String key : keys) {
 
                     Point point = buildPoints(key, entry.getKey(), hostIdToItems.get(entry.getValue()), historyItems.get(entry.getValue()));
-
                     pointBp.point(point);
                 }
             }