rf: 代码整理

src/measure/utTc.erl

@@ -75,9 +75,10 @@ cvrTimeUnit(Time, FromUnit, ToUnit) ->
 %% utTc:tm(ProcessesCount, LoopTimes, Module, Function, ArgsList).
 
 doTc(M, F, A) ->
-   StartTime = erlang:system_time(nanosecond),
+   T1 = erlang:monotonic_time(),
    apply(M, F, A),
-   erlang:system_time(nanosecond) - StartTime.
+   T2 = erlang:monotonic_time(),
+   cvrTimeUnit(T2 - T1, native, nanosecond).
 
 distribution(List, Aver) ->
    distribution(List, Aver, 0, 0).