neha-ellur commented on code in PR #17581:
URL: https://github.com/apache/druid/pull/17581#discussion_r1916517453


##########
extensions-core/multi-stage-query/src/main/java/org/apache/druid/msq/exec/ControllerImpl.java:
##########
@@ -529,6 +532,31 @@ private MSQTaskReportPayload runInternal(final 
QueryListener queryListener, fina
         countersSnapshot,
         null
     );
+    // Emit summary metrics
+    emitSummaryMetrics(msqTaskReportPayload, querySpec);
+    return msqTaskReportPayload;
+  }
+
+  private void emitSummaryMetrics(final MSQTaskReportPayload 
msqTaskReportPayload, final MSQSpec querySpec)
+  {
+    long totalProcessedBytes = msqTaskReportPayload.getCounters() != null
+        ? 
msqTaskReportPayload.getCounters().copyMap().values().stream().mapToLong(
+            integerCounterSnapshotsMap -> 
integerCounterSnapshotsMap.values().stream()
+                .mapToLong(counterSnapshots -> {
+                  Map<String, QueryCounterSnapshot> workerCounters = 
counterSnapshots.getMap();
+                  return workerCounters.entrySet().stream().mapToLong(
+                      channel -> {
+                        if (channel.getKey().startsWith("input")) {
+                          ChannelCounters.Snapshot snapshot = 
(ChannelCounters.Snapshot) channel.getValue();
+                          return snapshot.getBytes() == null ? 0L : 
Arrays.stream(snapshot.getBytes()).sum();
+                        }
+                        return 0L;
+                      }).sum();
+                }).sum()).sum()
+        : 0;

Review Comment:
   refactored the code
   



##########
indexing-service/src/main/java/org/apache/druid/indexing/seekablestream/SeekableStreamIndexTaskRunner.java:
##########
@@ -657,6 +658,16 @@ public void run()
                 shouldProcess
             );
 
+            long bytesProcessed = 0;
+            for (ByteEntity entity : record.getData()) {
+              bytesProcessed += entity.getBuffer().remaining();
+            }

Review Comment:
   Updated



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