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[fix][broker] Skip backlog-quota eviction on fenced/closing topics #25684

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Merged
lhotari merged 1 commit into from
May 6, 2026
Merged

[fix][broker] Skip backlog-quota eviction on fenced/closing topics #25684

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11 changes: 11 additions & 0 deletions pulsar-broker/src/main/java/org/apache/pulsar/broker/service/BacklogQuotaManager.java
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Original file line number Diff line number Diff line change
Expand Up @@ -94,6 +94,17 @@ public BacklogQuotaImpl getBacklogQuota(NamespaceName namespace, BacklogQuotaTyp
*/
public void handleExceededBacklogQuota(PersistentTopic persistentTopic, BacklogQuotaType backlogQuotaType,
boolean preciseTimeBasedBacklogQuotaCheck) {
if (persistentTopic.isFenced() || persistentTopic.isClosingOrDeleting()) {
// Skip eviction work on a topic that is being torn down or transiently fenced.
// Mutating cursors here (skipEntries / markDeletePosition) contends with the
// delete path and can keep namespace force-delete from completing in time;
// the entries are about to be discarded anyway.
log.debug()
.attr("topic", persistentTopic.getName())
.attr("backlogQuotaType", backlogQuotaType)
.log("Skipping backlog-quota eviction on fenced/closing topic");
return;
}
BacklogQuota quota = persistentTopic.getBacklogQuota(backlogQuotaType);
BacklogQuotaMetrics topicBacklogQuotaMetrics =
persistentTopic.getPersistentTopicMetrics().getBacklogQuotaMetrics();
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