diff --git a/docs/contributer_guide/开发者名单.md b/docs/contributer_guide/开发者名单.md
index 704ffc5c..ea147bdc 100644
--- a/docs/contributer_guide/开发者名单.md
+++ b/docs/contributer_guide/开发者名单.md
@@ -9,9 +9,12 @@
 |姓名|Github|角色|发放日期|
 |--|--|--|--|
 |张亮 | [@zhangliangboy](https://github.com/zhangliangboy)|||
+|赵情融 | [@zqrferrari](https://github.com/zqrferrari)|||
 |谢鹏|[@PenceXie](https://github.com/PenceXie)|||
+|孙超|[@lucasun](https://github.com/lucasun)|||
+|许喆 | [@potaaaaaato](https://github.com/potaaaaaato)|||
 |石臻臻 | [@shirenchuang](https://github.com/shirenchuang)|||
-|周宇航|[@GraceWalk](https://github.com/GraceWalk)|||
+|郭宇航|[@GraceWalk](https://github.com/GraceWalk)|||
 |曾巧|[@ZQKC](https://github.com/ZQKC)|||
 |赵寅锐|[@ZHAOYINRUI](https://github.com/ZHAOYINRUI)|||
 |王东方|[@wangdongfang-aden](https://github.com/wangdongfang-aden)|||
@@ -20,7 +23,7 @@
 |Huyueeer|[@Huyueeer](https://github.com/Huyueeer)|||
 |杨光|[@yaangvipguang](https://github.com/yangvipguang)|
 |王亚聪|[@wangyacongi](https://github.com/wangyacongi)|
-|WYAOBO|[@WYAOBO](https://github.com/WYAOBO)
+|王耀波|[@WYAOBO](https://github.com/WYAOBO)
 | Super .Wein（星痕）| [@superspeedone](https://github.com/superspeedone)|||
 | Yang Jing| [@yangbajing](https://github.com/yangbajing)|||
 | 刘新元 Liu XinYuan| [@Liu-XinYuan](https://github.com/Liu-XinYuan)|||
@@ -34,8 +37,8 @@
 | 谢晓东| [@Strangevy](https://github.com/Strangevy)|||
 | ZhaoXinlong| [@ZhaoXinlong](https://github.com/ZhaoXinlong)|||
 |xuehaipeng | [@xuehaipeng](https://github.com/xuehaipeng)|||
-|mrazkong | [@mrazkong](https://github.com/mrazkong)|||
-|xuzhengxi | [@hyper-xx)](https://github.com/hyper-xx)|||
+|孔令续 | [@mrazkong](https://github.com/mrazkong)|||
+|徐正熙 | [@hyper-xx)](https://github.com/hyper-xx)|||
 |pierre xiong | [@pierre94](https://github.com/pierre94)|||
 
 
diff --git a/km-core/src/main/java/com/xiaojukeji/know/streaming/km/core/service/broker/BrokerService.java b/km-core/src/main/java/com/xiaojukeji/know/streaming/km/core/service/broker/BrokerService.java
index 62f03e65..c8c300a0 100644
--- a/km-core/src/main/java/com/xiaojukeji/know/streaming/km/core/service/broker/BrokerService.java
+++ b/km-core/src/main/java/com/xiaojukeji/know/streaming/km/core/service/broker/BrokerService.java
@@ -67,4 +67,8 @@ public interface BrokerService {
      * 获取总的Broker数
      */
     Integer countAllBrokers();
+
+    boolean allServerDown(Long clusterPhyId);
+
+    boolean existServerDown(Long clusterPhyId);
 }
diff --git a/km-core/src/main/java/com/xiaojukeji/know/streaming/km/core/service/broker/impl/BrokerServiceImpl.java b/km-core/src/main/java/com/xiaojukeji/know/streaming/km/core/service/broker/impl/BrokerServiceImpl.java
index 7fc4f4f2..3fd74ee5 100644
--- a/km-core/src/main/java/com/xiaojukeji/know/streaming/km/core/service/broker/impl/BrokerServiceImpl.java
+++ b/km-core/src/main/java/com/xiaojukeji/know/streaming/km/core/service/broker/impl/BrokerServiceImpl.java
@@ -262,14 +262,32 @@ public class BrokerServiceImpl extends BaseVersionControlService implements Brok
         return version;
     }
 
-
-
     @Override
     public Integer countAllBrokers() {
         LambdaQueryWrapper<BrokerPO> lambdaQueryWrapper = new LambdaQueryWrapper<>();
         return brokerDAO.selectCount(lambdaQueryWrapper);
     }
 
+    @Override
+    public boolean allServerDown(Long clusterPhyId) {
+        List<BrokerPO> poList = this.getAllBrokerPOsFromDB(clusterPhyId);
+        if (ValidateUtils.isEmptyList(poList)) {
+            return false;
+        }
+
+        return poList.stream().filter(elem -> elem.getStatus().equals(Constant.DOWN)).count() == poList.size();
+    }
+
+    @Override
+    public boolean existServerDown(Long clusterPhyId) {
+        List<BrokerPO> poList = this.getAllBrokerPOsFromDB(clusterPhyId);
+        if (ValidateUtils.isEmptyList(poList)) {
+            return false;
+        }
+
+        return poList.stream().filter(elem -> elem.getStatus().equals(Constant.DOWN)).count() > 0;
+    }
+
     /**************************************************** private method ****************************************************/
 
     private List<Broker> listAllBrokersAndUpdateCache(Long clusterPhyId) {
diff --git a/km-persistence/src/main/java/com/xiaojukeji/know/streaming/km/persistence/es/dsls/DslsConstant.java b/km-persistence/src/main/java/com/xiaojukeji/know/streaming/km/persistence/es/dsls/DslsConstant.java
index 94a8698e..f15fe7a8 100644
--- a/km-persistence/src/main/java/com/xiaojukeji/know/streaming/km/persistence/es/dsls/DslsConstant.java
+++ b/km-persistence/src/main/java/com/xiaojukeji/know/streaming/km/persistence/es/dsls/DslsConstant.java
@@ -81,5 +81,5 @@ public class DslsConstant {
     public static final String COUNT_GROUP_NOT_METRIC_VALUE             = "GroupMetricESDAO/countGroupNotMetricValue";
 
     /**************************************************** Zookeeper ****************************************************/
-    public static final String GET_ZOOKEEPER_AGG_LIST_METRICS              = "ZookeeperMetricESDAO/getAggListZookeeperMetrics";
+    public static final String GET_ZOOKEEPER_AGG_LIST_METRICS           = "ZookeeperMetricESDAO/getAggListZookeeperMetrics";
 }
diff --git a/km-persistence/src/main/resources/dsl/ZookeeperMetricESDAO/getAggListZookeeperMetrics b/km-persistence/src/main/resources/dsl/ZookeeperMetricESDAO/getAggListZookeeperMetrics
index c05c221d..c498368b 100644
--- a/km-persistence/src/main/resources/dsl/ZookeeperMetricESDAO/getAggListZookeeperMetrics
+++ b/km-persistence/src/main/resources/dsl/ZookeeperMetricESDAO/getAggListZookeeperMetrics
@@ -10,13 +10,6 @@
             }
           }
         },
-        {
-          "term": {
-            "brokerId": {
-              "value": %d
-            }
-          }
-        },
         {
           "range": {
             "timestamp": {