From 4cd8bd3096e375f476996d88dff620d8454ae791 Mon Sep 17 00:00:00 2001
From: junwen12221 <jamie12221@outlook.com>
Date: Fri, 18 Feb 2022 21:18:17 +0800
Subject: [PATCH] fix PrometheusExporter always start

---
 mycat2/src/main/java/io/mycat/exporter/PrometheusExporter.java | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/mycat2/src/main/java/io/mycat/exporter/PrometheusExporter.java b/mycat2/src/main/java/io/mycat/exporter/PrometheusExporter.java
index a380fe6f9..315265a87 100644
--- a/mycat2/src/main/java/io/mycat/exporter/PrometheusExporter.java
+++ b/mycat2/src/main/java/io/mycat/exporter/PrometheusExporter.java
@@ -16,7 +16,7 @@ public class PrometheusExporter implements Runnable {
     @Override
     public void run() {
         MycatServerConfig mycatServerConfig = MetaClusterCurrent.wrapper(MycatServerConfig.class);
-        Optional.ofNullable(mycatServerConfig.getProperties().getOrDefault("prometheusPort",7066))
+        Optional.ofNullable(mycatServerConfig.getProperties().getOrDefault("prometheusPort",null))
                 .ifPresent(port->{
                     try {
                         CollectorList collectorList = new CollectorList(