TEST

Author: sverker

erts/emulator/test/trace_call_time_SUITE.erl

@@ -1176,11 +1176,15 @@ trace_info_killed(_Config) ->
     ok.
 
 tik_tester(MySched) ->
-    tik_tester_run(MySched, call_time),
-    tik_tester_run(MySched, call_memory),
+    [begin
+         io:format("N = ~p\n", [N]),
+         tik_tester_run(MySched, call_time, N),
+         tik_tester_run(MySched, call_memory, N)
+     end
+     || N <- lists:seq(0,4)],
     ok.
 
-tik_tester_run(MySched, TraceType) ->
+tik_tester_run(MySched, TraceType, Spin) ->
     NScheds = erlang:system_info(schedulers_online),
     OtherSched = (MySched rem NScheds) + 1,
 
@@ -1212,6 +1216,7 @@ tik_tester_run(MySched, TraceType) ->
     Victim ! go,
     {trace, Victim, call, {?MODULE, tik_foo, []}} = receive_any(),
     {trace, Victim, call, {_, trace_info, _}} = receive_any(),
+    [erlang:yield() || _ <- lists:seq(1,Spin)],
     erlang:exit(Victim, abort),
     {'DOWN', MRef, process, Victim, abort} = receive_any(),