lhotari commented on a change in pull request #13069:
URL: https://github.com/apache/pulsar/pull/13069#discussion_r761661783



##########
File path: 
pulsar-broker/src/main/java/org/apache/pulsar/broker/namespace/NamespaceService.java
##########
@@ -622,24 +640,33 @@ private void searchForCandidateBroker(NamespaceBundle 
bundle,
     }
 
     private boolean isBrokerActive(String candidateBroker) {
-        List<String> brokers = 
pulsar.getLocalMetadataStore().getChildren(LoadManager.LOADBALANCE_BROKERS_ROOT).join();
-
-        for (String brokerHostPort : brokers) {
-            if (candidateBroker.equals("http://"; + brokerHostPort)) {
+        URI uri = URI.create(candidateBroker);

Review comment:
       It's useful since the input is an URL (also an URI). I checked the 
implementation of URI parsing and it seems very efficient. If this becomes a 
bottleneck, it could be cached.




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