(pulsar) branch branch-3.0 updated: [improve][broker] Add an error log to troubleshoot the failure of starting broker registry. (#22065)

[heesung]

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heesung pushed a commit to branch branch-3.0
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The following commit(s) were added to refs/heads/branch-3.0 by this push:
     new f308ab2f4a2 [improve][broker] Add an error log to troubleshoot the 
failure of starting broker registry. (#22065)
f308ab2f4a2 is described below

commit f308ab2f4a2e359aa2109722d13eefdabef7d1c9
Author: Xiangying Meng <55571188+liangyepianz...@users.noreply.github.com>
AuthorDate: Sun Feb 18 12:29:51 2024 +0800

    [improve][broker] Add an error log to troubleshoot the failure of starting 
broker registry. (#22065)
    
    (cherry picked from commit baddda56e27486ea3b803bf7569768164444a738)
---
 .../pulsar/broker/loadbalance/extensions/ExtensibleLoadManagerImpl.java | 2 ++
 1 file changed, 2 insertions(+)

diff --git 
a/pulsar-broker/src/main/java/org/apache/pulsar/broker/loadbalance/extensions/ExtensibleLoadManagerImpl.java
 
b/pulsar-broker/src/main/java/org/apache/pulsar/broker/loadbalance/extensions/ExtensibleLoadManagerImpl.java
index 5fd675d7df8..baf3e7b1563 100644
--- 
a/pulsar-broker/src/main/java/org/apache/pulsar/broker/loadbalance/extensions/ExtensibleLoadManagerImpl.java
+++ 
b/pulsar-broker/src/main/java/org/apache/pulsar/broker/loadbalance/extensions/ExtensibleLoadManagerImpl.java
@@ -390,6 +390,8 @@ public class ExtensibleLoadManagerImpl implements 
ExtensibleLoadManager {
             this.initWaiter.countDown();
             this.started = true;
         } catch (Exception ex) {
+            log.error("Failed to start the extensible load balance and close 
broker registry {}.",
+                    this.brokerRegistry, ex);
             if (this.brokerRegistry != null) {
                 brokerRegistry.close();
             }