diff --git a/dubbo-common/src/main/java/org/apache/dubbo/common/threadpool/manager/ExecutorRepository.java b/dubbo-common/src/main/java/org/apache/dubbo/common/threadpool/manager/ExecutorRepository.java
index 3773982666b..fa8026b8903 100644
--- a/dubbo-common/src/main/java/org/apache/dubbo/common/threadpool/manager/ExecutorRepository.java
+++ b/dubbo-common/src/main/java/org/apache/dubbo/common/threadpool/manager/ExecutorRepository.java
@@ -38,8 +38,16 @@ public interface ExecutorRepository {
      */
     ExecutorService createExecutorIfAbsent(URL url);
 
+    /**
+     * Be careful,The semantics of this method are getOrDefaultExecutor
+     *
+     * @param url
+     * @return
+     */
     ExecutorService getExecutor(URL url);
 
+
+
     /**
      * Modify some of the threadpool's properties according to the url, for example, coreSize, maxSize, ...
      *
diff --git a/dubbo-rpc/dubbo-rpc-triple/src/main/java/org/apache/dubbo/rpc/protocol/tri/TripleHttp2Protocol.java b/dubbo-rpc/dubbo-rpc-triple/src/main/java/org/apache/dubbo/rpc/protocol/tri/TripleHttp2Protocol.java
index b47e029bb5a..881303f7efd 100644
--- a/dubbo-rpc/dubbo-rpc-triple/src/main/java/org/apache/dubbo/rpc/protocol/tri/TripleHttp2Protocol.java
+++ b/dubbo-rpc/dubbo-rpc-triple/src/main/java/org/apache/dubbo/rpc/protocol/tri/TripleHttp2Protocol.java
@@ -126,14 +126,9 @@ protected void initChannel(Channel ch) {
 
 
     private Executor lookupExecutor(URL url) {
-        ExecutorRepository executorRepository = url.getOrDefaultApplicationModel()
+        return url.getOrDefaultApplicationModel()
             .getExtensionLoader(ExecutorRepository.class)
-            .getDefaultExtension();
-        Executor urlExecutor = executorRepository.getExecutor(url);
-        if (urlExecutor == null) {
-            urlExecutor = executorRepository.createExecutorIfAbsent(url);
-        }
-        return urlExecutor;
+            .getDefaultExtension().getExecutor(url);
     }
 
     @Override
diff --git a/dubbo-rpc/dubbo-rpc-triple/src/main/java/org/apache/dubbo/rpc/protocol/tri/TripleProtocol.java b/dubbo-rpc/dubbo-rpc-triple/src/main/java/org/apache/dubbo/rpc/protocol/tri/TripleProtocol.java
index 8454250afe8..91605e6bc6a 100644
--- a/dubbo-rpc/dubbo-rpc-triple/src/main/java/org/apache/dubbo/rpc/protocol/tri/TripleProtocol.java
+++ b/dubbo-rpc/dubbo-rpc-triple/src/main/java/org/apache/dubbo/rpc/protocol/tri/TripleProtocol.java
@@ -120,6 +120,10 @@ public void afterUnExport() {
         triBuiltinService.getHealthStatusManager()
             .setStatus(url.getServiceInterface(), HealthCheckResponse.ServingStatus.SERVING);
 
+        // init
+        url.getOrDefaultApplicationModel().getExtensionLoader(ExecutorRepository.class)
+            .getDefaultExtension()
+            .createExecutorIfAbsent(url);
         PortUnificationExchanger.bind(invoker.getUrl());
         return exporter;
     }