Pomelongan commented on code in PR #17816:
URL: https://github.com/apache/pulsar/pull/17816#discussion_r979527238
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pulsar-broker/src/main/java/org/apache/pulsar/broker/service/persistent/PersistentMessageExpiryMonitor.java:
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@@ -192,6 +192,7 @@ public void findEntryFailed(ManagedLedgerException
exception, Optional<Position>
log.warn("[{}][{}] read failed from ledger at position:{} : {}",
topicName, subName, failedReadPosition,
exception.getMessage());
findEntryComplete(failedReadPosition.get(), ctx);
+ return;
Review Comment:
Thanks for reviewing～
The `findEntryComplete` method will change the `expirationCheckInProgress`
to FALSE. see line182
https://github.com/apache/pulsar/blob/49eaa548b97eca06a6aff5d79391d49f085adb9e/pulsar-broker/src/main/java/org/apache/pulsar/broker/service/persistent/PersistentMessageExpiryMonitor.java#L168-L182
If return is not added, the `updateRates` method will execute repeatedly.
see 👆line180 ,and see 👇line 1846 1856 1902 1911 1921
https://github.com/apache/pulsar/blob/49eaa548b97eca06a6aff5d79391d49f085adb9e/managed-ledger/src/main/java/org/apache/bookkeeper/mledger/impl/ManagedCursorImpl.java#L1840-L1925
and the implementation of `MarkDeleteCallback` is as follows，see line 150 163
https://github.com/apache/pulsar/blob/49eaa548b97eca06a6aff5d79391d49f085adb9e/pulsar-broker/src/main/java/org/apache/pulsar/broker/service/persistent/PersistentMessageExpiryMonitor.java#L144-L165
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