diff --git a/docker/docker-compose.yml b/docker/docker-compose.yml
index 7e9c4e57cb8a1dc5dd59961cdecb0ac2392fbc5e..26ffb5b2b5a2d371c458ba022ec32bfa2fc20f8f 100644
--- a/docker/docker-compose.yml
+++ b/docker/docker-compose.yml
@@ -23,6 +23,7 @@ services:
       - "2181:2181"
     environment:
       ZOO_MY_ID: 1
+      ZOO_4LW_COMMANDS_WHITELIST: srvr,ruok,wchs,cons
   db:
     image: postgres
     container_name: postgres
diff --git a/dolphinscheduler-api/src/main/java/org/apache/dolphinscheduler/api/utils/ZooKeeperState.java b/dolphinscheduler-api/src/main/java/org/apache/dolphinscheduler/api/utils/ZooKeeperState.java
index a33754397d971ffa5e23c29b4b9c51e50a8739ff..55bb3d336c87dd3091e863e9eb3ff5e872804438 100644
--- a/dolphinscheduler-api/src/main/java/org/apache/dolphinscheduler/api/utils/ZooKeeperState.java
+++ b/dolphinscheduler-api/src/main/java/org/apache/dolphinscheduler/api/utils/ZooKeeperState.java
@@ -33,7 +33,7 @@ public class ZooKeeperState {
 	private final String host;
 	private final int port;
 
-	private int minLatency = -1, avgLatency = -1, maxLatency = -1;
+	private float minLatency = -1, avgLatency = -1, maxLatency = -1;
 	private long received = -1;
 	private long sent = -1;
 	private int outStanding = -1;
@@ -60,9 +60,9 @@ public class ZooKeeperState {
 					String line = scannerForStat.nextLine();
 					if (line.startsWith("Latency min/avg/max:")) {
 						String[] latencys = getStringValueFromLine(line).split("/");
-						minLatency = Integer.parseInt(latencys[0]);
-						avgLatency = Integer.parseInt(latencys[1]);
-						maxLatency = Integer.parseInt(latencys[2]);
+						minLatency = Float.parseFloat(latencys[0]);
+						avgLatency = Float.parseFloat(latencys[1]);
+						maxLatency = Float.parseFloat(latencys[2]);
 					} else if (line.startsWith("Received:")) {
 						received = Long.parseLong(getStringValueFromLine(line));
 					} else if (line.startsWith("Sent:")) {
@@ -165,15 +165,15 @@ public class ZooKeeperState {
 		return port;
 	}
 
-	public int getMinLatency() {
+	public float getMinLatency() {
 		return minLatency;
 	}
 
-	public int getAvgLatency() {
+	public float getAvgLatency() {
 		return avgLatency;
 	}
 
-	public int getMaxLatency() {
+	public float getMaxLatency() {
 		return maxLatency;
 	}
 
diff --git a/dolphinscheduler-api/src/main/java/org/apache/dolphinscheduler/api/utils/ZookeeperMonitor.java b/dolphinscheduler-api/src/main/java/org/apache/dolphinscheduler/api/utils/ZookeeperMonitor.java
index f91d3bc68c39165da03c9d31f7610fc02906c7cd..7ba704916c6aaa7ebe5ff5950eb663989d437023 100644
--- a/dolphinscheduler-api/src/main/java/org/apache/dolphinscheduler/api/utils/ZookeeperMonitor.java
+++ b/dolphinscheduler-api/src/main/java/org/apache/dolphinscheduler/api/utils/ZookeeperMonitor.java
@@ -88,9 +88,9 @@ public class ZookeeperMonitor extends AbstractZKClient {
 				long sent = state.getSent();
 				long received = state.getReceived();
 				String mode =  state.getMode();
-				int minLatency =  state.getMinLatency();
-				int avgLatency = state.getAvgLatency();
-				int maxLatency = state.getMaxLatency();
+				float minLatency =  state.getMinLatency();
+				float avgLatency = state.getAvgLatency();
+				float maxLatency = state.getMaxLatency();
 				int nodeCount = state.getNodeCount();
 				int status = ok ? 1 : 0;
 				Date date = new Date();
diff --git a/dolphinscheduler-dao/src/main/java/org/apache/dolphinscheduler/dao/entity/ZookeeperRecord.java b/dolphinscheduler-dao/src/main/java/org/apache/dolphinscheduler/dao/entity/ZookeeperRecord.java
index 6b86ac5c1173b22f642dcf1c4ac8ccef7b8ce937..7d45c66940ee119797b6c28db84418961b7cb33b 100644
--- a/dolphinscheduler-dao/src/main/java/org/apache/dolphinscheduler/dao/entity/ZookeeperRecord.java
+++ b/dolphinscheduler-dao/src/main/java/org/apache/dolphinscheduler/dao/entity/ZookeeperRecord.java
@@ -56,17 +56,17 @@ public class ZookeeperRecord {
     /**
      * min Latency
      */
-    private int minLatency;
+    private float minLatency;
 
     /**
      * avg Latency
      */
-    private int avgLatency;
+    private float avgLatency;
 
     /**
      * max Latency
      */
-    private int maxLatency;
+    private float maxLatency;
 
     /**
      * node count
@@ -85,7 +85,7 @@ public class ZookeeperRecord {
     private int state;
 
 
-    public ZookeeperRecord(String hostname,int connections, int watches, long sent, long received, String mode, int minLatency, int avgLatency, int maxLatency, int nodeCount, int state,Date date) {
+    public ZookeeperRecord(String hostname,int connections, int watches, long sent, long received, String mode, float minLatency, float avgLatency, float maxLatency, int nodeCount, int state,Date date) {
         this.hostname = hostname;
         this.connections = connections;
         this.watches = watches;
@@ -149,23 +149,23 @@ public class ZookeeperRecord {
         this.mode = mode;
     }
 
-    public int getMinLatency() {
+    public float getMinLatency() {
         return minLatency;
     }
 
-    public void setMinLatency(int minLatency) {
+    public void setMinLatency(float minLatency) {
         this.minLatency = minLatency;
     }
 
-    public int getAvgLatency() {
+    public float getAvgLatency() {
         return avgLatency;
     }
 
-    public void setAvgLatency(int avgLatency) {
+    public void setAvgLatency(float avgLatency) {
         this.avgLatency = avgLatency;
     }
 
-    public int getMaxLatency() {
+    public float getMaxLatency() {
         return maxLatency;
     }