codelipenghui commented on code in PR #22452:
URL: https://github.com/apache/pulsar/pull/22452#discussion_r1555491010
##########
pulsar-broker/src/main/java/org/apache/pulsar/broker/service/persistent/PersistentTopic.java:
##########
@@ -3942,9 +3942,13 @@ public void publishTxnMessage(TxnID txnID, ByteBuf
headersAndPayload, PublishCon
@Override
public CompletableFuture<Void> endTxn(TxnID txnID, int txnAction, long
lowWaterMark) {
if (TxnAction.COMMIT_VALUE == txnAction) {
- return transactionBuffer.commitTxn(txnID, lowWaterMark);
+ return transactionBuffer.commitTxn(txnID, lowWaterMark).thenRun(()
-> {
+ lastDataMessagePublishedTimestamp = Clock.systemUTC().millis();
Review Comment:
And the correct fix should be only update the
`LastDataMessagePublishedTimestamp` while the max read position is updated. The
commit and abort operation can happen without the max read position change.
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