所有方法实例方法抽象方法
修饰符和类型	方法	说明
`FunctionStats`	`calculateOverall()`
`java.lang.Double`	`getAvgProcessLatency()`
`java.util.List<? extends FunctionInstanceStats>`	`getInstances()`
`java.lang.Long`	`getLastInvocation()`
`FunctionInstanceStatsDataBase`	`getOneMin()`
`long`	`getProcessedSuccessfullyTotal()`
`long`	`getReceivedTotal()`
`long`	`getSystemExceptionsTotal()`
`long`	`getUserExceptionsTotal()`

java.lang.Double getAvgProcessLatency()

FunctionInstanceStatsDataBase getOneMin()

java.util.List<? extends FunctionInstanceStats> getInstances()

接口 FunctionStats