On Thu, Jul 05, 2018 at 09:58:50PM +0800, xunlei wrote: > It is rtime < utime + stime, that is the imprecise tick-based run time > may be larger than precise sum_exec_runtime scheduler-based run time, it > can happen with some frequent run-sleep patterns.
You're still comparing two values that should not be compared. utime + stime is not a run-time. You _CANNOT_ compare to rtime and doing so means you're still not getting it.