strange response time question

Adam Lackorzynski adam at os.inf.tu-dresden.de
Wed Aug 6 23:42:28 CEST 2014


On Tue Aug 05, 2014 at 17:19:09 -0400, Yuxin Ren wrote:
> Sorry, it's my typo.
> The worse case is 200us.

What is min and avg?

> In my test, before the client sends IPC, I record the time using rdtsc.
> When the server receives this IPC, I also do rdtsc.
> The difference between this is the response time. I run this many
> iterations and the maximum value is the worse case result.
> I filter out the timer interrupt, but do not flush the cache and tlb.

Are server and client running on the same or different cores?




Adam
-- 
Adam                 adam at os.inf.tu-dresden.de
  Lackorzynski         http://os.inf.tu-dresden.de/~adam/



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