diff --git a/naming/src/main/java/com/alibaba/nacos/naming/core/v2/pojo/Service.java b/naming/src/main/java/com/alibaba/nacos/naming/core/v2/pojo/Service.java
index 93971aff0..711edd80c 100644
--- a/naming/src/main/java/com/alibaba/nacos/naming/core/v2/pojo/Service.java
+++ b/naming/src/main/java/com/alibaba/nacos/naming/core/v2/pojo/Service.java
@@ -16,6 +16,7 @@
 
 package com.alibaba.nacos.naming.core.v2.pojo;
 
+import com.alibaba.nacos.api.common.Constants;
 import com.alibaba.nacos.api.naming.utils.NamingUtils;
 
 import java.io.Serializable;
@@ -95,6 +96,11 @@ public class Service implements Serializable {
     public String getGroupedServiceName() {
         return NamingUtils.getGroupedName(name, group);
     }
+
+    public String getNameSpaceGroupedServiceName() {
+        //do not String.intern
+        return namespace + Constants.SERVICE_INFO_SPLITER + NamingUtils.getGroupedName(name, group);
+    }
     
     @Override
     public boolean equals(Object o) {
diff --git a/naming/src/main/java/com/alibaba/nacos/naming/healthcheck/v2/processor/TcpHealthCheckProcessor.java b/naming/src/main/java/com/alibaba/nacos/naming/healthcheck/v2/processor/TcpHealthCheckProcessor.java
index 36e39b083..c9994cb3e 100644
--- a/naming/src/main/java/com/alibaba/nacos/naming/healthcheck/v2/processor/TcpHealthCheckProcessor.java
+++ b/naming/src/main/java/com/alibaba/nacos/naming/healthcheck/v2/processor/TcpHealthCheckProcessor.java
@@ -102,7 +102,7 @@ public class TcpHealthCheckProcessor implements HealthCheckProcessorV2, Runnable
         // TODO handle marked(white list) logic like v1.x.
         if (!instance.tryStartCheck()) {
             SRV_LOG.warn("[HEALTH-CHECK-V2] tcp check started before last one finished, service: {} : {} : {}:{}",
-                    service.getGroupedServiceName(), instance.getCluster(), instance.getIp(), instance.getPort());
+                    service.getNameSpaceGroupedServiceName(), instance.getCluster(), instance.getIp(), instance.getPort());
             healthCheckCommon
                     .reEvaluateCheckRT(task.getCheckRtNormalized() * 2, task, switchDomain.getTcpHealthParams());
             return;
@@ -287,7 +287,7 @@ public class TcpHealthCheckProcessor implements HealthCheckProcessorV2, Runnable
         
         @Override
         public String toString() {
-            return service.getGroupedServiceName() + ":" + instance.getCluster() + ":" + instance.getIp() + ":"
+            return service.getNameSpaceGroupedServiceName() + ":" + instance.getCluster() + ":" + instance.getIp() + ":"
                     + instance.getPort();
         }