From ff4c1e867274f7e4e97b3aa3422ffb6a4ebfa52b Mon Sep 17 00:00:00 2001
From: robin977 <viken97@163.com>
Date: Thu, 13 Apr 2023 14:00:31 +0800
Subject: [PATCH] Fixed the observable collection thread pool indicator
 (#12087)

Co-authored-by: robin <pengrobin607@gmail.com>
---
 .../dubbo/config/deploy/DefaultApplicationDeployer.java   | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/dubbo-config/dubbo-config-api/src/main/java/org/apache/dubbo/config/deploy/DefaultApplicationDeployer.java b/dubbo-config/dubbo-config-api/src/main/java/org/apache/dubbo/config/deploy/DefaultApplicationDeployer.java
index 969575d1ef..bd30eb9b56 100644
--- a/dubbo-config/dubbo-config-api/src/main/java/org/apache/dubbo/config/deploy/DefaultApplicationDeployer.java
+++ b/dubbo-config/dubbo-config-api/src/main/java/org/apache/dubbo/config/deploy/DefaultApplicationDeployer.java
@@ -1129,6 +1129,7 @@ public class DefaultApplicationDeployer extends AbstractDeployer<ApplicationMode
                 return;
             }
             setStarted();
+            startMetricsCollector();
             if (logger.isInfoEnabled()) {
                 logger.info(getIdentifier() + " is ready.");
             }
@@ -1146,7 +1147,12 @@ public class DefaultApplicationDeployer extends AbstractDeployer<ApplicationMode
         }
     }
 
-
+    private void startMetricsCollector() {
+        DefaultMetricsCollector collector = applicationModel.getBeanFactory().getBean(DefaultMetricsCollector.class);
+        if (Objects.nonNull(collector) && collector.isThreadpoolCollectEnabled()) {
+            collector.registryDefaultSample();
+        }
+    }
     private void completeStartFuture(boolean success) {
         if (startFuture != null) {
             startFuture.complete(success);