Demogorgon314 commented on code in PR #20822:
URL: https://github.com/apache/pulsar/pull/20822#discussion_r1268093394
##########
pulsar-broker/src/main/java/org/apache/pulsar/broker/loadbalance/impl/ModularLoadManagerImpl.java:
##########
@@ -659,12 +660,25 @@ public synchronized void doLoadShedding() {
if (!shouldAntiAffinityNamespaceUnload(namespaceName,
bundleRange, broker)) {
return;
}
+ NamespaceBundle bundleToUnload =
LoadManagerShared.getNamespaceBundle(pulsar, bundle);
+ Optional<String> destBroker =
this.selectBroker(bundleToUnload);
+ if (!destBroker.isPresent()) {
+ log.warn("No broker available to unload bundle {} from
broker {}", bundle, broker);
+ return;
+ }
+ if (destBroker.get().equals(broker)) {
+ log.warn("Bundle {} destination broker {} is the same
as the source broker {}",
+ bundle, destBroker.get(), broker);
+ return;
+ }
- log.info("[{}] Unloading bundle: {} from broker {}",
- strategy.getClass().getSimpleName(), bundle,
broker);
+ log.info("[{}] Unloading bundle: {} from broker {} to dest
broker {}",
+ strategy.getClass().getSimpleName(), bundle,
broker, destBroker.get());
try {
-
pulsar.getAdminClient().namespaces().unloadNamespaceBundle(namespaceName,
bundleRange);
+ pulsar.getAdminClient().namespaces()
+ .unloadNamespaceBundle(namespaceName,
bundleRange, destBroker.get());
Review Comment:
@BewareMyPower It will be selected to unload again. And hope next time it
will be skipped.
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