... 4、获取TAI clock的时间值：ktime_get_clocktai和timekeeping_clocktai 5、设定wall time clock 标签: Linux时间子系统 timekeeping ...
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Example: Probe to fire every 500 milliseconds (wall clock time).
示例：每500毫秒(墙上时钟时间)触发一次的探针。
For certain classes and methods in my application I want to see the invocation counts, the average self execution time and the average wall clock time.
对程序中的某些类和方法，我需要了解它们被调用次数，各自平均执行时间和整体平均时间
These Numbers must be taken with a grain of salt, because they only represent the time the process spent on the CPU, not the real time it took to execute (also known as the wall clock time).
但是不能完全相信这些数值，因为它们仅表示进程耗费在CPU上的时间，而不是其真正的执行时间(也称为时钟时间)。
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