Jason918 commented on code in PR #17797:
URL: https://github.com/apache/pulsar/pull/17797#discussion_r984344809


##########
pulsar-broker/src/main/java/org/apache/pulsar/broker/namespace/NamespaceService.java:
##########
@@ -880,12 +880,22 @@ void splitAndOwnBundleOnceAndRetry(NamespaceBundle bundle,
                                     for (NamespaceBundle sBundle : 
splittedBundles.getRight()) {
                                         
checkNotNull(ownershipCache.tryAcquiringOwnership(sBundle));
                                     }
+                                    updateNamespaceBundlesForPolicies(nsname, 
splittedBundles.getLeft())
+                                            .exceptionally(e -> {
+                                                String msg = format("failed to 
update namespace policies [%s], "
+                                                                + 
"NamespaceBundle: %s due to %s",
+                                                        nsname.toString(), 
bundle.getBundleRange(), e.getMessage());
+                                                LOG.warn(msg);
+                                                
updateFuture.completeExceptionally(

Review Comment:
   I wonder what will happen if `updateFuture` completeExceptionally here and 
complete success in L896(after updateNamespaceBundles success). There is no 
executing order guarantee for these two ops.



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