thread context switching

[Mandeep Sandhu]

On Tue, Mar 18, 2014 at 10:24 PM,  <Valdis.Kletnieks at vt.edu> wrote:
> On Tue, 18 Mar 2014 19:01:50 +0300, Nada Saif said:
>
>> I want to measure thread context switching in c, How I can do that?

Looks suspiciously like an interview-type question? :)

>
> What are you trying to measure, exactly, and why?  The answer depends on
> the details of the question.
>
> However, my first go-to solution would see if 'perf' can cough up the
> numbers you need.  It's able to slurp out all sorts of timing data from
> the kernel (though some data and trace points require CONFIG_* variables
> to be set in the kernel build).
>
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