zhaizhibo commented on code in PR #24639:
URL: https://github.com/apache/pulsar/pull/24639#discussion_r2282264124
##########
pulsar-broker-common/src/main/java/org/apache/pulsar/broker/resources/MetadataStoreCacheLoader.java:
##########
@@ -61,26 +63,28 @@ public MetadataStoreCacheLoader(PulsarResources
pulsarResources, int operationTi
* @throws Exception
*/
public void init() throws Exception {
- loadReportResources.getStore().registerListener((n) -> {
- if (LOADBALANCE_BROKERS_ROOT.equals(n.getPath()) &&
NotificationType.ChildrenChanged.equals(n.getType())) {
-
loadReportResources.getChildrenAsync(LOADBALANCE_BROKERS_ROOT).thenApplyAsync((brokerNodes)->{
- updateBrokerList(brokerNodes).thenRun(() -> {
- log.info("Successfully updated broker info {}",
brokerNodes);
- }).exceptionally(ex -> {
- log.warn("Error updating broker info after broker list
changed", ex);
- return null;
+ Runnable tryUpdate = () -> {
+ synchronized (this) {
+ updateFuture = updateFuture.thenCompose(__ -> {
Review Comment:
fixed.
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