mcvsubbu commented on a change in pull request #7926:
URL: https://github.com/apache/pinot/pull/7926#discussion_r771755746
##########
File path:
pinot-core/src/main/java/org/apache/pinot/core/data/manager/realtime/LLRealtimeSegmentDataManager.java
##########
@@ -494,50 +494,59 @@ private void processStreamEvents(MessageBatch
messagesAndOffsets, long idlePipeS
.decode(messagesAndOffsets.getMessageAtIndex(index),
messagesAndOffsets.getMessageOffsetAtIndex(index),
messagesAndOffsets.getMessageLengthAtIndex(index), reuse);
if (decodedRow != null) {
+ List<GenericRow> transformedRows = new ArrayList<>();
try {
if (_complexTypeTransformer != null) {
// TODO: consolidate complex type transformer into composite type
transformer
decodedRow = _complexTypeTransformer.transform(decodedRow);
}
- if (decodedRow.getValue(GenericRow.MULTIPLE_RECORDS_KEY) != null) {
- for (Object singleRow : (Collection)
decodedRow.getValue(GenericRow.MULTIPLE_RECORDS_KEY)) {
- GenericRow transformedRow =
_recordTransformer.transform((GenericRow) singleRow);
- if (transformedRow != null &&
IngestionUtils.shouldIngestRow(transformedRow)) {
- realtimeRowsConsumedMeter = _serverMetrics
- .addMeteredTableValue(_metricKeyName,
ServerMeter.REALTIME_ROWS_CONSUMED, 1,
- realtimeRowsConsumedMeter);
- indexedMessageCount++;
- canTakeMore = _realtimeSegment.index(transformedRow,
msgMetadata);
+ Collection<GenericRow> rows = (Collection<GenericRow>)
decodedRow.getValue(GenericRow.MULTIPLE_RECORDS_KEY);
+ if (rows != null) {
+ for (GenericRow row : rows) {
+ GenericRow transformedRow = _recordTransformer.transform(row);
+ if (transformedRow != null &&
IngestionUtils.shouldIngestRow(row)) {
+ transformedRows.add(transformedRow);
} else {
- realtimeRowsDroppedMeter = _serverMetrics
- .addMeteredTableValue(_metricKeyName,
ServerMeter.INVALID_REALTIME_ROWS_DROPPED, 1,
+ realtimeRowsDroppedMeter =
+ _serverMetrics.addMeteredTableValue(_metricKeyName,
ServerMeter.INVALID_REALTIME_ROWS_DROPPED, 1,
realtimeRowsDroppedMeter);
}
}
} else {
GenericRow transformedRow =
_recordTransformer.transform(decodedRow);
if (transformedRow != null &&
IngestionUtils.shouldIngestRow(transformedRow)) {
- realtimeRowsConsumedMeter = _serverMetrics
- .addMeteredTableValue(_metricKeyName,
ServerMeter.REALTIME_ROWS_CONSUMED, 1,
- realtimeRowsConsumedMeter);
- indexedMessageCount++;
- canTakeMore = _realtimeSegment.index(transformedRow,
msgMetadata);
+ transformedRows.add(transformedRow);
} else {
- realtimeRowsDroppedMeter = _serverMetrics
- .addMeteredTableValue(_metricKeyName,
ServerMeter.INVALID_REALTIME_ROWS_DROPPED, 1,
+ realtimeRowsDroppedMeter =
+ _serverMetrics.addMeteredTableValue(_metricKeyName,
ServerMeter.INVALID_REALTIME_ROWS_DROPPED, 1,
realtimeRowsDroppedMeter);
}
}
} catch (Exception e) {
+ _numRowsErrored++;
String errorMessage = String.format("Caught exception while
transforming the record: %s", decodedRow);
_segmentLogger.error(errorMessage, e);
- _numRowsErrored++;
- _realtimeTableDataManager
- .addSegmentError(_segmentNameStr, new
SegmentErrorInfo(System.currentTimeMillis(), errorMessage, e));
+ _realtimeTableDataManager.addSegmentError(_segmentNameStr,
+ new SegmentErrorInfo(System.currentTimeMillis(), errorMessage,
e));
+ }
+ for (GenericRow transformedRow : transformedRows) {
+ try {
+ canTakeMore = _realtimeSegment.index(transformedRow, msgMetadata);
+ indexedMessageCount++;
+ realtimeRowsConsumedMeter =
+ _serverMetrics.addMeteredTableValue(_metricKeyName,
ServerMeter.REALTIME_ROWS_CONSUMED, 1,
Review comment:
One consumed row can transform into multiple transformed rows, so we
should bump this metric after we have consumed a row (and before we transform
it) -- whether there are exceptions or not.
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