From 94a03d178a3e1183a20b255d8cf5e8916550e548 Mon Sep 17 00:00:00 2001
From: Dream95 <zhou_8621@163.com>
Date: Thu, 7 May 2026 19:53:42 +0800
Subject: [PATCH] [fix][broker] include segment descriptor in underlying topic
 name

Signed-off-by: Dream95 <zhou_8621@163.com>
---
 .../broker/service/scalable/ScalableTopicController.java       | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/pulsar-broker/src/main/java/org/apache/pulsar/broker/service/scalable/ScalableTopicController.java b/pulsar-broker/src/main/java/org/apache/pulsar/broker/service/scalable/ScalableTopicController.java
index 3bd562a48e100..db89dd3218467 100644
--- a/pulsar-broker/src/main/java/org/apache/pulsar/broker/service/scalable/ScalableTopicController.java
+++ b/pulsar-broker/src/main/java/org/apache/pulsar/broker/service/scalable/ScalableTopicController.java
@@ -1106,7 +1106,8 @@ private String toSegmentUnderlyingPersistentName(SegmentInfo segment) {
                 topicName, segment.hashRange(), segment.segmentId());
         return "persistent://" + segmentTopicName.getTenant() + "/"
                 + segmentTopicName.getNamespacePortion() + "/"
-                + segmentTopicName.getLocalName();
+                + segmentTopicName.getLocalName() + "/"
+                + segmentTopicName.getSegmentDescriptor();
     }
 
     private CompletableFuture<Void> terminateSegmentTopic(String segmentTopicName) {