diff --git a/service-t/src/com/android/metrics/NetworkStatsMetricsLogger.java b/service-t/src/com/android/metrics/NetworkStatsMetricsLogger.java
index 4f5d6be..3ed21a2 100644
--- a/service-t/src/com/android/metrics/NetworkStatsMetricsLogger.java
+++ b/service-t/src/com/android/metrics/NetworkStatsMetricsLogger.java
@@ -22,6 +22,7 @@
 
 import static com.android.server.ConnectivityStatsLog.NETWORK_STATS_RECORDER_FILE_OPERATED;
 import static com.android.server.ConnectivityStatsLog.NETWORK_STATS_RECORDER_FILE_OPERATED__FAST_DATA_INPUT_STATE__FDIS_DISABLED;
+import static com.android.server.ConnectivityStatsLog.NETWORK_STATS_RECORDER_FILE_OPERATED__FAST_DATA_INPUT_STATE__FDIS_ENABLED;
 import static com.android.server.ConnectivityStatsLog.NETWORK_STATS_RECORDER_FILE_OPERATED__OPERATION_TYPE__ROT_READ;
 import static com.android.server.ConnectivityStatsLog.NETWORK_STATS_RECORDER_FILE_OPERATED__RECORDER_PREFIX__PREFIX_UID;
 import static com.android.server.ConnectivityStatsLog.NETWORK_STATS_RECORDER_FILE_OPERATED__RECORDER_PREFIX__PREFIX_UIDTAG;
@@ -61,7 +62,8 @@
         public void writeRecorderFileReadingStats(int recorderType, int readIndex,
                                                   int readLatencyMillis,
                                                   int fileCount, int totalFileSize,
-                                                  int keys, int uids, int totalHistorySize) {
+                                                  int keys, int uids, int totalHistorySize,
+                                                  boolean useFastDataInput) {
             ConnectivityStatsLog.write(NETWORK_STATS_RECORDER_FILE_OPERATED,
                     NETWORK_STATS_RECORDER_FILE_OPERATED__OPERATION_TYPE__ROT_READ,
                     recorderType,
@@ -72,7 +74,9 @@
                     keys,
                     uids,
                     totalHistorySize,
-                    NETWORK_STATS_RECORDER_FILE_OPERATED__FAST_DATA_INPUT_STATE__FDIS_DISABLED);
+                    useFastDataInput
+                            ? NETWORK_STATS_RECORDER_FILE_OPERATED__FAST_DATA_INPUT_STATE__FDIS_ENABLED
+                            : NETWORK_STATS_RECORDER_FILE_OPERATED__FAST_DATA_INPUT_STATE__FDIS_DISABLED);
         }
     }
 
@@ -138,7 +142,8 @@
      * Log statistics from the NetworkStatsRecorder file reading process into statsd.
      */
     public void logRecorderFileReading(@NonNull String prefix, int readLatencyMillis,
-            @Nullable File statsDir, @NonNull NetworkStatsCollection collection) {
+            @Nullable File statsDir, @NonNull NetworkStatsCollection collection,
+            boolean useFastDataInput) {
         final Set<Integer> uids = new HashSet<>();
         final Map<NetworkStatsCollection.Key, NetworkStatsHistory> entries =
                 collection.getEntries();
@@ -160,6 +165,7 @@
                 fileAttributes.second /* totalFileSize */,
                 entries.size(),
                 uids.size(),
-                totalHistorySize);
+                totalHistorySize,
+                useFastDataInput);
     }
 }
diff --git a/service-t/src/com/android/server/net/NetworkStatsRecorder.java b/service-t/src/com/android/server/net/NetworkStatsRecorder.java
index 0fe13f0..8ee8591 100644
--- a/service-t/src/com/android/server/net/NetworkStatsRecorder.java
+++ b/service-t/src/com/android/server/net/NetworkStatsRecorder.java
@@ -199,7 +199,7 @@
             // have wipeOnError flag unset, skip reporting metrics.
             if (mWipeOnError) {
                 mMetricsLogger.logRecorderFileReading(mCookie, (int) (readEnd - readStart),
-                        mStatsDir, res);
+                        mStatsDir, res, mUseFastDataInput);
             }
         }
         return res;
diff --git a/tests/unit/java/android/net/NetworkStatsRecorderTest.java b/tests/unit/java/android/net/NetworkStatsRecorderTest.java
index afed227..7d039b6 100644
--- a/tests/unit/java/android/net/NetworkStatsRecorderTest.java
+++ b/tests/unit/java/android/net/NetworkStatsRecorderTest.java
@@ -114,7 +114,8 @@
         final NetworkStatsMetricsLogger.Dependencies deps =
                 mock(NetworkStatsMetricsLogger.Dependencies.class);
         final NetworkStatsMetricsLogger logger = new NetworkStatsMetricsLogger(deps);
-        logger.logRecorderFileReading(PREFIX_XT, 888, null /* statsDir */, collection);
+        logger.logRecorderFileReading(PREFIX_XT, 888, null /* statsDir */, collection,
+                false /* useFastDataInput */);
         verify(deps).writeRecorderFileReadingStats(
                 NETWORK_STATS_RECORDER_FILE_OPERATED__RECORDER_PREFIX__PREFIX_XT,
                 1 /* readIndex */,
@@ -123,11 +124,13 @@
                 0 /* totalFileSize */,
                 0 /* keys */,
                 0 /* uids */,
-                0 /* totalHistorySize */
+                0 /* totalHistorySize */,
+                false /* useFastDataInput */
         );
 
         // Write second time, verify the index increases.
-        logger.logRecorderFileReading(PREFIX_XT, 567, null /* statsDir */, collection);
+        logger.logRecorderFileReading(PREFIX_XT, 567, null /* statsDir */, collection,
+                true /* useFastDataInput */);
         verify(deps).writeRecorderFileReadingStats(
                 NETWORK_STATS_RECORDER_FILE_OPERATED__RECORDER_PREFIX__PREFIX_XT,
                 2 /* readIndex */,
@@ -136,7 +139,8 @@
                 0 /* totalFileSize */,
                 0 /* keys */,
                 0 /* uids */,
-                0 /* totalHistorySize */
+                0 /* totalHistorySize */,
+                true /* useFastDataInput */
         );
     }
 
@@ -156,7 +160,8 @@
         final NetworkStatsMetricsLogger.Dependencies deps =
                 mock(NetworkStatsMetricsLogger.Dependencies.class);
         final NetworkStatsMetricsLogger logger = new NetworkStatsMetricsLogger(deps);
-        logger.logRecorderFileReading(PREFIX_UID, 123, null /* statsDir */, collection);
+        logger.logRecorderFileReading(PREFIX_UID, 123, null /* statsDir */, collection,
+                false /* useFastDataInput */);
         verify(deps).writeRecorderFileReadingStats(
                 NETWORK_STATS_RECORDER_FILE_OPERATED__RECORDER_PREFIX__PREFIX_UID,
                 1 /* readIndex */,
@@ -165,7 +170,8 @@
                 0 /* totalFileSize */,
                 3 /* keys */,
                 2 /* uids */,
-                5 /* totalHistorySize */
+                5 /* totalHistorySize */,
+                false /* useFastDataInput */
         );
     }
 
@@ -185,7 +191,8 @@
         final NetworkStatsMetricsLogger.Dependencies deps =
                 mock(NetworkStatsMetricsLogger.Dependencies.class);
         final NetworkStatsMetricsLogger logger = new NetworkStatsMetricsLogger(deps);
-        logger.logRecorderFileReading(PREFIX_UID_TAG, 678, statsDir, collection);
+        logger.logRecorderFileReading(PREFIX_UID_TAG, 678, statsDir, collection,
+                false /* useFastDataInput */);
         verify(deps).writeRecorderFileReadingStats(
                 NETWORK_STATS_RECORDER_FILE_OPERATED__RECORDER_PREFIX__PREFIX_UIDTAG,
                 1 /* readIndex */,
@@ -194,7 +201,8 @@
                 26 /* totalFileSize */,
                 0 /* keys */,
                 0 /* uids */,
-                0 /* totalHistorySize */
+                0 /* totalHistorySize */,
+                false /* useFastDataInput */
         );
     }