BewareMyPower commented on code in PR #21187:
URL: https://github.com/apache/pulsar/pull/21187#discussion_r1456919270


##########
pulsar-broker/src/main/java/org/apache/pulsar/compaction/CompactedTopicImpl.java:
##########
@@ -100,7 +100,13 @@ public void asyncReadEntriesOrWait(ManagedCursor cursor,
                                        boolean isFirstRead,
                                        ReadEntriesCallback callback, Consumer 
consumer) {
             PositionImpl cursorPosition;
-            if (isFirstRead && 
MessageId.earliest.equals(consumer.getStartMessageId())){
+            boolean readFromEarliest = false;
+            if (!cursor.isDurable() || ((ManagedCursorImpl) 
cursor).isCompactionCursor()
+                    || cursor.getMarkDeletedPosition() == null
+                    || cursor.getMarkDeletedPosition().getEntryId() == -1L) {
+                readFromEarliest = isFirstRead && 
MessageId.earliest.equals(consumer.getStartMessageId());
+            }

Review Comment:
   You'd better open a separated PR for cherry-pick.



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