diff --git a/runtime/tests/concurrency/stress_test_list.json b/runtime/tests/concurrency/stress_test_list.json
index 55e75a1ca74..5e5c8d8514c 100644
--- a/runtime/tests/concurrency/stress_test_list.json
+++ b/runtime/tests/concurrency/stress_test_list.json
@@ -95,7 +95,7 @@
     "../vm/dart/single_target_and_method_extractors2_test.dart",
     "../vm/dart/single_target_and_method_extractors_test.dart",
     "../vm/dart/slow_path_shared_stub_test.dart",
-    "../vm/dart/splay_test.dart",
+    "../vm/dart/gc/splay_test.dart",
     "../vm/dart/stack_overflow_shared_test.dart",
     "../vm/dart/stacktrace_mixin_application_test.dart",
     "../vm/dart/strict_null_safety_checks_in_weak_mode_test.dart",
@@ -3201,7 +3201,6 @@
     "../../../tests/standalone/double_temp_test.dart",
     "../../../tests/standalone/double_to_int_test.dart",
     "../../../tests/standalone/float_array_test.dart",
-    "../../../tests/standalone/fragmentation_typed_data_test.dart",
     "../../../tests/standalone/int_array_load_elimination_test.dart",
     "../../../tests/standalone/int_array_test.dart",
     "../../../tests/standalone/int_list_test.dart",
@@ -3475,7 +3474,7 @@
     "../vm/dart_2/single_target_and_method_extractors2_test.dart",
     "../vm/dart_2/single_target_and_method_extractors_test.dart",
     "../vm/dart_2/slow_path_shared_stub_test.dart",
-    "../vm/dart_2/splay_test.dart",
+    "../vm/dart_2/gc/splay_test.dart",
     "../vm/dart_2/stack_overflow_shared_test.dart",
     "../vm/dart_2/stacktrace_mixin_application_test.dart",
     "../vm/dart_2/switchable_call_monomorphic_regression_42517_test.dart",
diff --git a/runtime/tests/vm/dart/appjit_determinism_test.dart b/runtime/tests/vm/dart/appjit_determinism_test.dart
index ab8c9737099..3eeaaf0b22a 100644
--- a/runtime/tests/vm/dart/appjit_determinism_test.dart
+++ b/runtime/tests/vm/dart/appjit_determinism_test.dart
@@ -6,7 +6,7 @@
 
 import 'dart:async';
 import 'snapshot_test_helper.dart';
-import 'splay_test.dart';
+import 'gc/splay_test.dart';
 
 int fib(int n) {
   if (n <= 1) return 1;
diff --git a/runtime/tests/vm/dart/deferred_isolate_test.dart b/runtime/tests/vm/dart/deferred_isolate_test.dart
index 7afc208baff..101b57ad85c 100644
--- a/runtime/tests/vm/dart/deferred_isolate_test.dart
+++ b/runtime/tests/vm/dart/deferred_isolate_test.dart
@@ -8,7 +8,7 @@ import 'dart:async';
 import 'dart:isolate';
 import 'package:expect/expect.dart';
 
-import "splay_test.dart" deferred as splay;
+import "gc/splay_test.dart" deferred as splay;
 
 worker(SendPort sendPort) {
   Expect.throws(() => splay.main(),
diff --git a/runtime/tests/vm/dart/deferred_loading_and_weak_serialization_references_test.dart b/runtime/tests/vm/dart/deferred_loading_and_weak_serialization_references_test.dart
index 7447a06afcb..2a8f3549272 100644
--- a/runtime/tests/vm/dart/deferred_loading_and_weak_serialization_references_test.dart
+++ b/runtime/tests/vm/dart/deferred_loading_and_weak_serialization_references_test.dart
@@ -8,7 +8,7 @@
 // VMOptions=--no_retain_function_objects
 // VMOptions=--dwarf_stack_traces
 
-import "splay_test.dart" deferred as splay; // Some non-trivial code.
+import "gc/splay_test.dart" deferred as splay; // Some non-trivial code.
 
 main() async {
   await splay.loadLibrary();
diff --git a/runtime/tests/vm/dart/deferred_loading_call_modes_test.dart b/runtime/tests/vm/dart/deferred_loading_call_modes_test.dart
index 0f155d29f9a..cf3dac71ca1 100644
--- a/runtime/tests/vm/dart/deferred_loading_call_modes_test.dart
+++ b/runtime/tests/vm/dart/deferred_loading_call_modes_test.dart
@@ -2,7 +2,7 @@
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
-import "splay_test.dart" deferred as splay; // Some non-trivial code.
+import "gc/splay_test.dart" deferred as splay; // Some non-trivial code.
 
 main() async {
   await splay.loadLibrary();
diff --git a/tests/standalone/fragmentation_deferred_load_lib1.dart b/runtime/tests/vm/dart/gc/fragmentation_deferred_load_lib1.dart
similarity index 100%
rename from tests/standalone/fragmentation_deferred_load_lib1.dart
rename to runtime/tests/vm/dart/gc/fragmentation_deferred_load_lib1.dart
diff --git a/tests/standalone/fragmentation_deferred_load_lib2.dart b/runtime/tests/vm/dart/gc/fragmentation_deferred_load_lib2.dart
similarity index 100%
rename from tests/standalone/fragmentation_deferred_load_lib2.dart
rename to runtime/tests/vm/dart/gc/fragmentation_deferred_load_lib2.dart
diff --git a/tests/standalone/fragmentation_deferred_load_lib3.dart b/runtime/tests/vm/dart/gc/fragmentation_deferred_load_lib3.dart
similarity index 100%
rename from tests/standalone/fragmentation_deferred_load_lib3.dart
rename to runtime/tests/vm/dart/gc/fragmentation_deferred_load_lib3.dart
diff --git a/tests/standalone/fragmentation_deferred_load_test.dart b/runtime/tests/vm/dart/gc/fragmentation_deferred_load_test.dart
similarity index 100%
rename from tests/standalone/fragmentation_deferred_load_test.dart
rename to runtime/tests/vm/dart/gc/fragmentation_deferred_load_test.dart
diff --git a/tests/standalone/fragmentation_test.dart b/runtime/tests/vm/dart/gc/fragmentation_test.dart
similarity index 100%
rename from tests/standalone/fragmentation_test.dart
rename to runtime/tests/vm/dart/gc/fragmentation_test.dart
diff --git a/tests/standalone/fragmentation_typed_data_test.dart b/runtime/tests/vm/dart/gc/fragmentation_typed_data_test.dart
similarity index 100%
rename from tests/standalone/fragmentation_typed_data_test.dart
rename to runtime/tests/vm/dart/gc/fragmentation_typed_data_test.dart
diff --git a/tests/standalone/out_of_memory_recovery_synchronous_test.dart b/runtime/tests/vm/dart/gc/out_of_memory_recovery_synchronous_test.dart
similarity index 100%
rename from tests/standalone/out_of_memory_recovery_synchronous_test.dart
rename to runtime/tests/vm/dart/gc/out_of_memory_recovery_synchronous_test.dart
diff --git a/tests/standalone/out_of_memory_recovery_test.dart b/runtime/tests/vm/dart/gc/out_of_memory_recovery_test.dart
similarity index 100%
rename from tests/standalone/out_of_memory_recovery_test.dart
rename to runtime/tests/vm/dart/gc/out_of_memory_recovery_test.dart
diff --git a/tests/standalone/out_of_memory_slow_growth_test.dart b/runtime/tests/vm/dart/gc/out_of_memory_slow_growth_test.dart
similarity index 100%
rename from tests/standalone/out_of_memory_slow_growth_test.dart
rename to runtime/tests/vm/dart/gc/out_of_memory_slow_growth_test.dart
diff --git a/tests/standalone/out_of_memory_test.dart b/runtime/tests/vm/dart/gc/out_of_memory_test.dart
similarity index 100%
rename from tests/standalone/out_of_memory_test.dart
rename to runtime/tests/vm/dart/gc/out_of_memory_test.dart
diff --git a/tests/standalone/out_of_memory_unhandled_exception_test.dart b/runtime/tests/vm/dart/gc/out_of_memory_unhandled_exception_test.dart
similarity index 100%
rename from tests/standalone/out_of_memory_unhandled_exception_test.dart
rename to runtime/tests/vm/dart/gc/out_of_memory_unhandled_exception_test.dart
diff --git a/runtime/tests/vm/dart/scavenger_abort_2_test.dart b/runtime/tests/vm/dart/gc/scavenger_abort_2_test.dart
similarity index 100%
rename from runtime/tests/vm/dart/scavenger_abort_2_test.dart
rename to runtime/tests/vm/dart/gc/scavenger_abort_2_test.dart
diff --git a/runtime/tests/vm/dart/scavenger_abort_test.dart b/runtime/tests/vm/dart/gc/scavenger_abort_test.dart
similarity index 100%
rename from runtime/tests/vm/dart/scavenger_abort_test.dart
rename to runtime/tests/vm/dart/gc/scavenger_abort_test.dart
diff --git a/runtime/tests/vm/dart/splay_c_finalizer_test.dart b/runtime/tests/vm/dart/gc/splay_c_finalizer_test.dart
similarity index 100%
rename from runtime/tests/vm/dart/splay_c_finalizer_test.dart
rename to runtime/tests/vm/dart/gc/splay_c_finalizer_test.dart
diff --git a/runtime/tests/vm/dart/splay_common.dart b/runtime/tests/vm/dart/gc/splay_common.dart
similarity index 100%
rename from runtime/tests/vm/dart/splay_common.dart
rename to runtime/tests/vm/dart/gc/splay_common.dart
diff --git a/runtime/tests/vm/dart/splay_dart_finalizer_test.dart b/runtime/tests/vm/dart/gc/splay_dart_finalizer_test.dart
similarity index 100%
rename from runtime/tests/vm/dart/splay_dart_finalizer_test.dart
rename to runtime/tests/vm/dart/gc/splay_dart_finalizer_test.dart
diff --git a/runtime/tests/vm/dart/splay_ephemeron_test.dart b/runtime/tests/vm/dart/gc/splay_ephemeron_test.dart
similarity index 100%
rename from runtime/tests/vm/dart/splay_ephemeron_test.dart
rename to runtime/tests/vm/dart/gc/splay_ephemeron_test.dart
diff --git a/runtime/tests/vm/dart/splay_test.dart b/runtime/tests/vm/dart/gc/splay_test.dart
similarity index 100%
rename from runtime/tests/vm/dart/splay_test.dart
rename to runtime/tests/vm/dart/gc/splay_test.dart
diff --git a/runtime/tests/vm/dart/splay_weak_test.dart b/runtime/tests/vm/dart/gc/splay_weak_test.dart
similarity index 100%
rename from runtime/tests/vm/dart/splay_weak_test.dart
rename to runtime/tests/vm/dart/gc/splay_weak_test.dart
diff --git a/runtime/tests/vm/dart/weak_canonical_string_table_test.dart b/runtime/tests/vm/dart/gc/weak_canonical_string_table_test.dart
similarity index 100%
rename from runtime/tests/vm/dart/weak_canonical_string_table_test.dart
rename to runtime/tests/vm/dart/gc/weak_canonical_string_table_test.dart
diff --git a/runtime/tests/vm/dart/split_aot_kernel_generation_test.dart b/runtime/tests/vm/dart/split_aot_kernel_generation_test.dart
index 4d9ce89cc36..e607da6802d 100644
--- a/runtime/tests/vm/dart/split_aot_kernel_generation_test.dart
+++ b/runtime/tests/vm/dart/split_aot_kernel_generation_test.dart
@@ -2,7 +2,7 @@
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
-// OtherResources=splay_test.dart splay_common.dart
+// OtherResources=gc/splay_test.dart gc/splay_common.dart
 
 // Tests AOT kernel generation split into 2 steps using '--from-dill' option.
 
@@ -44,5 +44,5 @@ Future<void> runSplitAOTKernelGenerationTest(Uri testScriptUri) async {
 
 main() async {
   await runSplitAOTKernelGenerationTest(
-      Platform.script.resolve('splay_test.dart'));
+      Platform.script.resolve('gc/splay_test.dart'));
 }
diff --git a/runtime/tests/vm/dart_2/appjit_determinism_test.dart b/runtime/tests/vm/dart_2/appjit_determinism_test.dart
index 09560aaa0d2..90a3ef1b370 100644
--- a/runtime/tests/vm/dart_2/appjit_determinism_test.dart
+++ b/runtime/tests/vm/dart_2/appjit_determinism_test.dart
@@ -8,7 +8,7 @@
 
 import 'dart:async';
 import 'snapshot_test_helper.dart';
-import 'splay_test.dart';
+import 'gc/splay_test.dart';
 
 int fib(int n) {
   if (n <= 1) return 1;
diff --git a/runtime/tests/vm/dart_2/deferred_isolate_test.dart b/runtime/tests/vm/dart_2/deferred_isolate_test.dart
index c6283a77315..068f2566463 100644
--- a/runtime/tests/vm/dart_2/deferred_isolate_test.dart
+++ b/runtime/tests/vm/dart_2/deferred_isolate_test.dart
@@ -9,7 +9,7 @@
 import 'dart:isolate';
 import 'package:expect/expect.dart';
 
-import "splay_test.dart" deferred as splay;
+import "gc/splay_test.dart" deferred as splay;
 
 worker(SendPort sendPort) {
   Expect.throws(() => splay.main(),
diff --git a/runtime/tests/vm/dart_2/deferred_loading_and_weak_serialization_references_test.dart b/runtime/tests/vm/dart_2/deferred_loading_and_weak_serialization_references_test.dart
index d0c77223eba..df64d359fb0 100644
--- a/runtime/tests/vm/dart_2/deferred_loading_and_weak_serialization_references_test.dart
+++ b/runtime/tests/vm/dart_2/deferred_loading_and_weak_serialization_references_test.dart
@@ -10,7 +10,7 @@
 // VMOptions=--no_retain_function_objects
 // VMOptions=--dwarf_stack_traces
 
-import "splay_test.dart" deferred as splay; // Some non-trivial code.
+import "gc/splay_test.dart" deferred as splay; // Some non-trivial code.
 
 main() async {
   await splay.loadLibrary();
diff --git a/runtime/tests/vm/dart_2/deferred_loading_call_modes_test.dart b/runtime/tests/vm/dart_2/deferred_loading_call_modes_test.dart
index 940c992a3a6..9d82b354ec2 100644
--- a/runtime/tests/vm/dart_2/deferred_loading_call_modes_test.dart
+++ b/runtime/tests/vm/dart_2/deferred_loading_call_modes_test.dart
@@ -4,7 +4,7 @@
 
 // @dart = 2.9
 
-import "splay_test.dart" deferred as splay; // Some non-trivial code.
+import "gc/splay_test.dart" deferred as splay; // Some non-trivial code.
 
 main() async {
   await splay.loadLibrary();
diff --git a/tests/standalone_2/fragmentation_deferred_load_lib1.dart b/runtime/tests/vm/dart_2/gc/fragmentation_deferred_load_lib1.dart
similarity index 100%
rename from tests/standalone_2/fragmentation_deferred_load_lib1.dart
rename to runtime/tests/vm/dart_2/gc/fragmentation_deferred_load_lib1.dart
diff --git a/tests/standalone_2/fragmentation_deferred_load_lib2.dart b/runtime/tests/vm/dart_2/gc/fragmentation_deferred_load_lib2.dart
similarity index 100%
rename from tests/standalone_2/fragmentation_deferred_load_lib2.dart
rename to runtime/tests/vm/dart_2/gc/fragmentation_deferred_load_lib2.dart
diff --git a/tests/standalone_2/fragmentation_deferred_load_lib3.dart b/runtime/tests/vm/dart_2/gc/fragmentation_deferred_load_lib3.dart
similarity index 100%
rename from tests/standalone_2/fragmentation_deferred_load_lib3.dart
rename to runtime/tests/vm/dart_2/gc/fragmentation_deferred_load_lib3.dart
diff --git a/tests/standalone_2/fragmentation_deferred_load_test.dart b/runtime/tests/vm/dart_2/gc/fragmentation_deferred_load_test.dart
similarity index 100%
rename from tests/standalone_2/fragmentation_deferred_load_test.dart
rename to runtime/tests/vm/dart_2/gc/fragmentation_deferred_load_test.dart
diff --git a/tests/standalone_2/fragmentation_test.dart b/runtime/tests/vm/dart_2/gc/fragmentation_test.dart
similarity index 100%
rename from tests/standalone_2/fragmentation_test.dart
rename to runtime/tests/vm/dart_2/gc/fragmentation_test.dart
diff --git a/tests/standalone_2/fragmentation_typed_data_test.dart b/runtime/tests/vm/dart_2/gc/fragmentation_typed_data_test.dart
similarity index 100%
rename from tests/standalone_2/fragmentation_typed_data_test.dart
rename to runtime/tests/vm/dart_2/gc/fragmentation_typed_data_test.dart
diff --git a/tests/standalone_2/out_of_memory_recovery_synchronous_test.dart b/runtime/tests/vm/dart_2/gc/out_of_memory_recovery_synchronous_test.dart
similarity index 100%
rename from tests/standalone_2/out_of_memory_recovery_synchronous_test.dart
rename to runtime/tests/vm/dart_2/gc/out_of_memory_recovery_synchronous_test.dart
diff --git a/tests/standalone_2/out_of_memory_recovery_test.dart b/runtime/tests/vm/dart_2/gc/out_of_memory_recovery_test.dart
similarity index 100%
rename from tests/standalone_2/out_of_memory_recovery_test.dart
rename to runtime/tests/vm/dart_2/gc/out_of_memory_recovery_test.dart
diff --git a/tests/standalone_2/out_of_memory_slow_growth_test.dart b/runtime/tests/vm/dart_2/gc/out_of_memory_slow_growth_test.dart
similarity index 100%
rename from tests/standalone_2/out_of_memory_slow_growth_test.dart
rename to runtime/tests/vm/dart_2/gc/out_of_memory_slow_growth_test.dart
diff --git a/tests/standalone_2/out_of_memory_test.dart b/runtime/tests/vm/dart_2/gc/out_of_memory_test.dart
similarity index 100%
rename from tests/standalone_2/out_of_memory_test.dart
rename to runtime/tests/vm/dart_2/gc/out_of_memory_test.dart
diff --git a/tests/standalone_2/out_of_memory_unhandled_exception_test.dart b/runtime/tests/vm/dart_2/gc/out_of_memory_unhandled_exception_test.dart
similarity index 100%
rename from tests/standalone_2/out_of_memory_unhandled_exception_test.dart
rename to runtime/tests/vm/dart_2/gc/out_of_memory_unhandled_exception_test.dart
diff --git a/runtime/tests/vm/dart_2/scavenger_abort_2_test.dart b/runtime/tests/vm/dart_2/gc/scavenger_abort_2_test.dart
similarity index 100%
rename from runtime/tests/vm/dart_2/scavenger_abort_2_test.dart
rename to runtime/tests/vm/dart_2/gc/scavenger_abort_2_test.dart
diff --git a/runtime/tests/vm/dart_2/scavenger_abort_test.dart b/runtime/tests/vm/dart_2/gc/scavenger_abort_test.dart
similarity index 100%
rename from runtime/tests/vm/dart_2/scavenger_abort_test.dart
rename to runtime/tests/vm/dart_2/gc/scavenger_abort_test.dart
diff --git a/runtime/tests/vm/dart_2/splay_c_finalizer_test.dart b/runtime/tests/vm/dart_2/gc/splay_c_finalizer_test.dart
similarity index 100%
rename from runtime/tests/vm/dart_2/splay_c_finalizer_test.dart
rename to runtime/tests/vm/dart_2/gc/splay_c_finalizer_test.dart
diff --git a/runtime/tests/vm/dart_2/splay_common.dart b/runtime/tests/vm/dart_2/gc/splay_common.dart
similarity index 100%
rename from runtime/tests/vm/dart_2/splay_common.dart
rename to runtime/tests/vm/dart_2/gc/splay_common.dart
diff --git a/runtime/tests/vm/dart_2/splay_dart_finalizer_test.dart b/runtime/tests/vm/dart_2/gc/splay_dart_finalizer_test.dart
similarity index 100%
rename from runtime/tests/vm/dart_2/splay_dart_finalizer_test.dart
rename to runtime/tests/vm/dart_2/gc/splay_dart_finalizer_test.dart
diff --git a/runtime/tests/vm/dart_2/splay_ephemeron_test.dart b/runtime/tests/vm/dart_2/gc/splay_ephemeron_test.dart
similarity index 100%
rename from runtime/tests/vm/dart_2/splay_ephemeron_test.dart
rename to runtime/tests/vm/dart_2/gc/splay_ephemeron_test.dart
diff --git a/runtime/tests/vm/dart_2/splay_test.dart b/runtime/tests/vm/dart_2/gc/splay_test.dart
similarity index 100%
rename from runtime/tests/vm/dart_2/splay_test.dart
rename to runtime/tests/vm/dart_2/gc/splay_test.dart
diff --git a/runtime/tests/vm/dart_2/splay_weak_test.dart b/runtime/tests/vm/dart_2/gc/splay_weak_test.dart
similarity index 100%
rename from runtime/tests/vm/dart_2/splay_weak_test.dart
rename to runtime/tests/vm/dart_2/gc/splay_weak_test.dart
diff --git a/runtime/tests/vm/dart_2/split_aot_kernel_generation_test.dart b/runtime/tests/vm/dart_2/split_aot_kernel_generation_test.dart
index 183f506055c..acd9eabf942 100644
--- a/runtime/tests/vm/dart_2/split_aot_kernel_generation_test.dart
+++ b/runtime/tests/vm/dart_2/split_aot_kernel_generation_test.dart
@@ -4,7 +4,7 @@
 
 // @dart = 2.9
 
-// OtherResources=splay_test.dart splay_common.dart
+// OtherResources=gc/splay_test.dart gc/splay_common.dart
 
 // Tests AOT kernel generation split into 2 steps using '--from-dill' option.
 
@@ -46,5 +46,5 @@ Future<void> runSplitAOTKernelGenerationTest(Uri testScriptUri) async {
 
 main() async {
   await runSplitAOTKernelGenerationTest(
-      Platform.script.resolve('splay_test.dart'));
+      Platform.script.resolve('gc/splay_test.dart'));
 }
diff --git a/runtime/tests/vm/vm.status b/runtime/tests/vm/vm.status
index bbf3938b4ab..cff78c4194d 100644
--- a/runtime/tests/vm/vm.status
+++ b/runtime/tests/vm/vm.status
@@ -87,6 +87,9 @@ dart_2/null_safety_autodetection_in_kernel_compiler_test: SkipSlow # gen_kernel
 [ $builder_tag == tsan ]
 dart/analyze_snapshot_binary_test: SkipSlow
 dart/appjit_cha_deopt_test: SkipSlow
+dart/gc/fragmentation*: Skip # Uses too much memory with TSAN overhead and kills bot
+dart/gc/out_of_memory*: Skip # Uses too much memory with TSAN overhead and kills bot
+dart/gc/scavenger_abort_test: SkipSlow
 dart/hash_map_probes_limit_test: SkipSlow # Test includes large program compilation.
 dart/regress_40462_test: SkipSlow
 dart/regress_40753_test: Skip # This test crashes on the bot, but not locally, and infrastructure repeatedly fails to locate its coredump.
@@ -98,6 +101,9 @@ dart/v8_snapshot_profile_writer_test: SkipSlow
 dart/weak_canonical_string_table_test: Pass, Slow # This test can take a longer time to complete.
 dart_2/analyze_snapshot_binary_test: SkipSlow
 dart_2/appjit_cha_deopt_test: SkipSlow
+dart_2/gc/fragmentation*: Skip # Uses too much memory with TSAN overhead and kills bot
+dart_2/gc/out_of_memory*: Skip # Uses too much memory with TSAN overhead and kills bot
+dart_2/gc/scavenger_abort_test: SkipSlow
 dart_2/hash_map_probes_limit_test: SkipSlow # Test includes large program compilation.
 dart_2/regress_40462_test: SkipSlow
 dart_2/regress_40753_test: Skip # This test crashes on the bot, but not locally, and infrastructure repeatedly fails to locate its coredump.
@@ -143,10 +149,8 @@ dart_2/snapshot_depfile_test: SkipByDesign # Test needs to run from source
 dart/await_type_check_with_dynamic_loading_test: SkipByDesign # Uses dart:mirrors.
 dart/finalizer/finalizer_isolate_groups_run_gc_test: SkipByDesign # Isolate.spawnUri is not supported in AOT.
 dart/redirection_type_shuffling_test: SkipByDesign # Uses dart:mirrors.
-dart/scavenger_abort_test: SkipSlow
 dart/v8_snapshot_profile_writer_test: Pass, Slow # Can be slow due to re-invoking the precompiler.
 dart_2/redirection_type_shuffling_test: SkipByDesign # Uses dart:mirrors.
-dart_2/scavenger_abort_test: SkipSlow
 dart_2/v8_snapshot_profile_writer_test: Pass, Slow # Can be slow due to re-invoking the precompiler.
 
 [ $compiler != dartkp ]
@@ -260,21 +264,21 @@ cc/Profiler_ToggleRecordAllocation: SkipByDesign
 cc/Profiler_TrivialRecordAllocation: SkipByDesign
 cc/Profiler_TypedArrayAllocation: SkipByDesign
 cc/Service_Profile: SkipByDesign
+dart/gc/splay_c_finalizer_test: SkipByDesign # No FFI on simulators
 dart/isolates/dart_api_create_lightweight_isolate_test: SkipByDesign # https://dartbug.com/37299 Test uses dart:ffi which is not supported on simulators.
 dart/isolates/thread_pool_test: SkipByDesign # https://dartbug.com/37299 Test uses dart:ffi which is not supported on simulators.
 dart/regress_41971_test: SkipByDesign # https://dartbug.com/37299 dart:ffi is not supported on simulator
 dart/regress_b_216834909_test: SkipByDesign # No FFI on simulators
 dart/sdk_hash_test: SkipSlow # gen_kernel is slow to run on simarm
-dart/splay_c_finalizer_test: SkipByDesign # No FFI on simulators
 dart/unboxed_param_args_descriptor_test: SkipByDesign # https://dartbug.com/37299 FFI helper not supported on simulator
 dart/unboxed_param_tear_off_test: SkipByDesign # https://dartbug.com/37299 FFI helper not supported on simulator
 dart/unboxed_param_test: SkipByDesign # https://dartbug.com/37299 FFI helper not supported on simulator
+dart_2/gc/splay_c_finalizer_test: SkipByDesign # No FFI on simulators
 dart_2/isolates/dart_api_create_lightweight_isolate_test: SkipByDesign # https://dartbug.com/37299 Test uses dart:ffi which is not supported on simulators.
 dart_2/isolates/thread_pool_test: SkipByDesign # https://dartbug.com/37299 Test uses dart:ffi which is not supported on simulators.
 dart_2/regress_41971_test: SkipByDesign # https://dartbug.com/37299 dart:ffi is not supported on simulator
 dart_2/regress_b_216834909_test: SkipByDesign # No FFI on simulators
 dart_2/sdk_hash_test: SkipSlow # gen_kernel is slow to run on simarm
-dart_2/splay_c_finalizer_test: SkipByDesign # No FFI on simulators
 dart_2/unboxed_param_args_descriptor_test: SkipByDesign # https://dartbug.com/37299 FFI helper not supported on simulator
 dart_2/unboxed_param_tear_off_test: SkipByDesign # https://dartbug.com/37299 FFI helper not supported on simulator
 dart_2/unboxed_param_test: SkipByDesign # https://dartbug.com/37299 FFI helper not supported on simulator
@@ -522,7 +526,6 @@ dart/print_flow_graph_determinism_test: SkipSlow
 dart/slow_path_shared_stub_test: SkipSlow # Too slow with --shared-slow-path-triggers-gc flag and not relevant outside precompiled.
 dart/spawn_infinite_loop_test: Skip # We can shutdown an isolate before it reloads.
 dart/spawn_shutdown_test: Skip # We can shutdown an isolate before it reloads.
-dart/splay_test: SkipSlow
 dart/stack_overflow_shared_test: SkipSlow # Too slow with --shared-slow-path-triggers-gc flag and not relevant outside precompiled.
 dart_2/appjit*: SkipByDesign # Cannot reload with URI pointing to app snapshot.
 dart_2/disassemble_determinism_test: SkipSlow # Runs expensive fibonacci(32) computation in 2 subprocesses
@@ -533,7 +536,6 @@ dart_2/print_flow_graph_determinism_test: SkipSlow
 dart_2/slow_path_shared_stub_test: SkipSlow # Too slow with --shared-slow-path-triggers-gc flag and not relevant outside precompiled.
 dart_2/spawn_infinite_loop_test: Skip # We can shutdown an isolate before it reloads.
 dart_2/spawn_shutdown_test: Skip # We can shutdown an isolate before it reloads.
-dart_2/splay_test: SkipSlow
 dart_2/stack_overflow_shared_test: SkipSlow # Too slow with --shared-slow-path-triggers-gc flag and not relevant outside precompiled.
 
 [ $hot_reload || $hot_reload_rollback || $compiler != dartk && $compiler != dartkp ]
diff --git a/tests/standalone/standalone.status b/tests/standalone/standalone.status
index c02678ddf2d..a0f66e072a7 100644
--- a/tests/standalone/standalone.status
+++ b/tests/standalone/standalone.status
@@ -105,10 +105,6 @@ io/raw_secure_server_socket_test: Crash
 io/raw_server_socket_cancel_test: Skip # Issue 28182 # This test sometimes hangs on Mac.
 io/socket_many_connections_test: Skip # This test fails with "Too many open files" on the Mac OS buildbot. This is expected as MacOS by default runs with a very low number of allowed open files ('ulimit -n' says something like 256).
 
-[ $arch == arm || $arch == arm64 || $runtime != vm || $system == android ]
-fragmentation_test: SkipSlow
-fragmentation_typed_data_test: SkipSlow
-
 [ $compiler == dart2js || $compiler == ddc ]
 *: SkipByDesign
 
diff --git a/tests/standalone/standalone_kernel.status b/tests/standalone/standalone_kernel.status
index 28fa71e0504..9e150f595df 100644
--- a/tests/standalone/standalone_kernel.status
+++ b/tests/standalone/standalone_kernel.status
@@ -4,14 +4,8 @@
 # Sections in this file should contain "$compiler == dartk" or
 # "$compiler == dartkp".
 
-fragmentation_test: Pass, Slow # GC heavy
-fragmentation_typed_data_test: Pass, Slow # GC heavy
 io/process_sync_test: Pass, Slow # Spawns synchronously subprocesses in sequence.
 
-[ $builder_tag == tsan ]
-fragmentation_test: Skip # This test crashes on the bot, but not locally, and infrastructure repeatedly fails to locate its coredump.
-fragmentation_typed_data_test: Skip # This test crashes on the bot, but not locally, and infrastructure repeatedly fails to locate its coredump.
-
 [ $system == android ]
 entrypoints_verification_test: Skip # Requires shared objects which the test script doesn't "adb push".
 io/http_ban_http_embedder_test: Skip # Requires http server bound to non-loopback; not provided by system.
diff --git a/tests/standalone_2/standalone_2.status b/tests/standalone_2/standalone_2.status
index e47b03f995e..fc0adec89de 100644
--- a/tests/standalone_2/standalone_2.status
+++ b/tests/standalone_2/standalone_2.status
@@ -105,10 +105,6 @@ io/raw_secure_server_socket_test: Crash
 io/raw_server_socket_cancel_test: Skip # Issue 28182 # This test sometimes hangs on Mac.
 io/socket_many_connections_test: Skip # This test fails with "Too many open files" on the Mac OS buildbot. This is expected as MacOS by default runs with a very low number of allowed open files ('ulimit -n' says something like 256).
 
-[ $arch == arm || $arch == arm64 || $runtime != vm || $system == android ]
-fragmentation_test: SkipSlow
-fragmentation_typed_data_test: SkipSlow
-
 [ $compiler == dart2js || $compiler == ddc ]
 *: SkipByDesign
 
diff --git a/tests/standalone_2/standalone_2_kernel.status b/tests/standalone_2/standalone_2_kernel.status
index 28fa71e0504..9e150f595df 100644
--- a/tests/standalone_2/standalone_2_kernel.status
+++ b/tests/standalone_2/standalone_2_kernel.status
@@ -4,14 +4,8 @@
 # Sections in this file should contain "$compiler == dartk" or
 # "$compiler == dartkp".
 
-fragmentation_test: Pass, Slow # GC heavy
-fragmentation_typed_data_test: Pass, Slow # GC heavy
 io/process_sync_test: Pass, Slow # Spawns synchronously subprocesses in sequence.
 
-[ $builder_tag == tsan ]
-fragmentation_test: Skip # This test crashes on the bot, but not locally, and infrastructure repeatedly fails to locate its coredump.
-fragmentation_typed_data_test: Skip # This test crashes on the bot, but not locally, and infrastructure repeatedly fails to locate its coredump.
-
 [ $system == android ]
 entrypoints_verification_test: Skip # Requires shared objects which the test script doesn't "adb push".
 io/http_ban_http_embedder_test: Skip # Requires http server bound to non-loopback; not provided by system.