perf: collapse short submit result callbacks

2026-08-21 10:46:27 +08:00
parent fcf6d3e6b4
commit 3c6f1beed1
5 changed files with 9 additions and 1 deletions
@@ -65,7 +65,11 @@ func (p *connectionPool) submit(
 		release()
 		segment := submitSegmentResult(part, seq, gatewayMessageID, result)
 		segments = append(segments, segment)
-		if onSegment != nil {
+		// A one-part Submit is fully represented by the aggregate event below;
+		// publishing an identical segment event doubles API callbacks and database
+		// writes without adding crash-recovery evidence. Multi-part messages still
+		// persist every segment before advancing to the next supplier Submit.
+		if onSegment != nil && len(parts) > 1 {
 			if publishErr := onSegment(segment); publishErr != nil {
 				result.Segments = segments
 				return result, publishErr