From faf8a78c0774224070d00db42b5765c7f31e39ea Mon Sep 17 00:00:00 2001
From: feynmanlin <feynmanlin@tencent.com>
Date: Sun, 8 Aug 2021 23:02:27 +0800
Subject: [PATCH] Fix all threads will get stuck when deleting the namespace
 (#11596)

---
 .../org/apache/pulsar/broker/admin/impl/NamespacesBase.java    | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/pulsar-broker/src/main/java/org/apache/pulsar/broker/admin/impl/NamespacesBase.java b/pulsar-broker/src/main/java/org/apache/pulsar/broker/admin/impl/NamespacesBase.java
index ae707be70f06e6..96dd402f1bca17 100644
--- a/pulsar-broker/src/main/java/org/apache/pulsar/broker/admin/impl/NamespacesBase.java
+++ b/pulsar-broker/src/main/java/org/apache/pulsar/broker/admin/impl/NamespacesBase.java
@@ -227,7 +227,8 @@ protected void internalDeleteNamespace(AsyncResponse asyncResponse, boolean auth
         boolean isEmpty;
         List<String> topics;
         try {
-            topics = pulsar().getNamespaceService().getListOfPersistentTopics(namespaceName).join();
+            topics = pulsar().getNamespaceService().getListOfPersistentTopics(namespaceName)
+                    .get(config().getZooKeeperOperationTimeoutSeconds(), TimeUnit.SECONDS);
             topics.addAll(getPartitionedTopicList(TopicDomain.persistent));
             topics.addAll(getPartitionedTopicList(TopicDomain.non_persistent));
             isEmpty = topics.isEmpty();