From db35121b40c3aaa99f9a721a6a32eaaee7e3bba2 Mon Sep 17 00:00:00 2001
From: Yongqiang YANG <yangyogqiang@selectdb.com>
Date: Sun, 5 Jan 2025 10:09:21 +0800
Subject: [PATCH] [fix](bdbje) avoid remove empty frontends

---
 fe/fe-core/src/main/java/org/apache/doris/catalog/Env.java | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/fe/fe-core/src/main/java/org/apache/doris/catalog/Env.java b/fe/fe-core/src/main/java/org/apache/doris/catalog/Env.java
index 19865446456967..dab0483e530785 100644
--- a/fe/fe-core/src/main/java/org/apache/doris/catalog/Env.java
+++ b/fe/fe-core/src/main/java/org/apache/doris/catalog/Env.java
@@ -3179,8 +3179,12 @@ public void dropFrontendFromBDBJE(FrontendNodeType role, String host, int port)
     }
 
     private void removeDroppedFrontends(ConcurrentLinkedQueue<String> removedFrontends) {
+        if (removedFrontends.size() == 0) {
+            return;
+        }
         if (haProtocol != null && haProtocol instanceof BDBHA) {
             BDBHA bdbha = (BDBHA) haProtocol;
+            LOG.info("remove frontends, num {} frontends {}", removedFrontends.size(), removedFrontends);
             bdbha.removeDroppedMember(removedFrontends);
         }
     }