how to measure the context switch

QNX Newsgroups (Archives) qdn.public.qnxrtp.applications
1

Hi,

Who knows how to measure the conext switch from one thread to another?

Thanks,

Belinda

2

Belinda <yye@is2.dal.ca> wrote:

Hi,

Who knows how to measure the conext switch from one thread to another?

Have 2 thread in high priority calling “SchedYield()” in a loop, measure
the total time and how many “SchedYield()” they’ve go through ?

-xtang

3

Hi,

Could you give me a favor, a small example ?

Thanks,

Belinda


“Xiaodan Tang” <xtang@qnx.com> дÈëÏûÏ¢ÐÂÎÅ:ae7v1m$g1r$1@nntp.qnx.com…

Belinda <> yye@is2.dal.ca> > wrote:
Hi,

Who knows how to measure the conext switch from one thread to another?

Have 2 thread in high priority calling “SchedYield()” in a loop, measure
the total time and how many “SchedYield()” they’ve go through ?

-xtang