snleee commented on code in PR #10290:
URL: https://github.com/apache/pinot/pull/10290#discussion_r1109165695
##########
pinot-controller/src/main/java/org/apache/pinot/controller/helix/core/PinotHelixResourceManager.java:
##########
@@ -3473,23 +3458,41 @@ public void endReplaceSegments(String
tableNameWithType, String segmentLineageEn
return false;
}
- // Update lineage entry
- LineageEntry newLineageEntry =
- new LineageEntry(lineageEntry.getSegmentsFrom(), segmentsTo,
LineageEntryState.COMPLETED,
- System.currentTimeMillis());
- segmentLineage.updateLineageEntry(segmentLineageEntryId,
newLineageEntry);
+ // Start the tighter loop for ZK Update to avoid too frequent write
failure.
+ DEFAULT_RETRY_POLICY.attempt(() -> {
+ // Fetch the segment lineage again
+ ZNRecord segmentLineageToUpdateZNRecord =
+
SegmentLineageAccessHelper.getSegmentLineageZNRecord(_propertyStore,
tableNameWithType);
+ int expectedVersion = segmentLineageToUpdateZNRecord.getVersion();
+ SegmentLineage segmentLineageToUpdate =
SegmentLineage.fromZNRecord(segmentLineageToUpdateZNRecord);
+ LineageEntry lineageEntryToUpdate =
segmentLineageToUpdate.getLineageEntry(segmentLineageEntryId);
+
+ // Check if we need to proceed with updating the lineage entry based
on its current state.
+ if (!shouldUpdateLineageEntry(tableNameWithType,
segmentLineageEntryId, lineageEntry)) {
Review Comment:
updated as discussed offline
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