diff --git a/dev/benchmarks/complex_layout/test_driver/scroll_perf_bad_test.dart b/dev/benchmarks/complex_layout/test_driver/scroll_perf_bad_test.dart
index e788462557e..bbb7d2ac5fa 100644
--- a/dev/benchmarks/complex_layout/test_driver/scroll_perf_bad_test.dart
+++ b/dev/benchmarks/complex_layout/test_driver/scroll_perf_bad_test.dart
@@ -44,7 +44,7 @@ void main() {
           await driver.scroll(list, 0.0, 300.0, const Duration(milliseconds: 300));
           await Future<void>.delayed(const Duration(milliseconds: 500));
         }
-      });
+      }, retainPriorEvents: true);
 
       final TimelineSummary summary = TimelineSummary.summarize(timeline);
       await summary.writeTimelineToFile(summaryName, pretty: true);
diff --git a/dev/benchmarks/complex_layout/test_driver/scroll_perf_test.dart b/dev/benchmarks/complex_layout/test_driver/scroll_perf_test.dart
index aaa8636036d..95b67ae1213 100644
--- a/dev/benchmarks/complex_layout/test_driver/scroll_perf_test.dart
+++ b/dev/benchmarks/complex_layout/test_driver/scroll_perf_test.dart
@@ -46,7 +46,7 @@ void main() {
           await driver.scroll(list, 0.0, 300.0, const Duration(milliseconds: 300));
           await Future<void>.delayed(const Duration(milliseconds: 500));
         }
-      });
+      }, retainPriorEvents: true);
 
       final TimelineSummary summary = TimelineSummary.summarize(timeline);
       await summary.writeTimelineToFile(summaryName, pretty: true);
diff --git a/dev/integration_tests/flutter_gallery/test_driver/page_transitions_perf_test.dart b/dev/integration_tests/flutter_gallery/test_driver/page_transitions_perf_test.dart
index 0ef7ae46148..e4801d07fde 100644
--- a/dev/integration_tests/flutter_gallery/test_driver/page_transitions_perf_test.dart
+++ b/dev/integration_tests/flutter_gallery/test_driver/page_transitions_perf_test.dart
@@ -30,7 +30,7 @@ void main() {
           await driver.tap(find.byTooltip('Back'));
           await Future<void>.delayed(const Duration(milliseconds: 500));
         }
-      });
+      }, retainPriorEvents: true);
 
       final TimelineSummary summary = TimelineSummary.summarize(timeline);
       await summary.writeTimelineToFile('page_transition_perf', pretty: true);
diff --git a/dev/integration_tests/flutter_gallery/test_driver/scroll_perf_test.dart b/dev/integration_tests/flutter_gallery/test_driver/scroll_perf_test.dart
index 92401c8f9de..6894794317b 100644
--- a/dev/integration_tests/flutter_gallery/test_driver/scroll_perf_test.dart
+++ b/dev/integration_tests/flutter_gallery/test_driver/scroll_perf_test.dart
@@ -25,9 +25,6 @@ void main() {
 
         final SerializableFinder demoList = find.byValueKey('GalleryDemoList');
 
-        // TODO(eseidel): These are very artificial scrolls, we should use better
-        // https://github.com/flutter/flutter/issues/3316
-        // Scroll down
         for (int i = 0; i < 5; i++) {
           await driver.scroll(demoList, 0.0, -300.0, const Duration(milliseconds: 300));
           await Future<void>.delayed(const Duration(milliseconds: 500));
@@ -38,7 +35,7 @@ void main() {
           await driver.scroll(demoList, 0.0, 300.0, const Duration(milliseconds: 300));
           await Future<void>.delayed(const Duration(milliseconds: 500));
         }
-      });
+      }, retainPriorEvents: true);
 
       final TimelineSummary summary = TimelineSummary.summarize(timeline);
       await summary.writeTimelineToFile('home_scroll_perf', pretty: true);
diff --git a/dev/integration_tests/flutter_gallery/test_driver/transitions_perf_test.dart b/dev/integration_tests/flutter_gallery/test_driver/transitions_perf_test.dart
index acea40463a7..29326e724ff 100644
--- a/dev/integration_tests/flutter_gallery/test_driver/transitions_perf_test.dart
+++ b/dev/integration_tests/flutter_gallery/test_driver/transitions_perf_test.dart
@@ -212,6 +212,7 @@ void main([List<String> args = const <String>[]]) {
           TimelineStream.embedder,
           TimelineStream.gc,
         ],
+        retainPriorEvents: true,
       );
 
       // Save the duration (in microseconds) of the first timeline Frame event