On Saturday, April 22, 2017, Ozgur Karatas <mueddib@xxxxxxxxxx> wrote:
> 21.04.2017, 19:19, "Stephen Brennan" <stephen@xxxxxxxxxx>:
> Hello all,
>
Hello,
> I was wondering if anyone had some information on how CPU time used by the
> kernel is accounted for, e.g. in top or htop. I would imagine that kernel code
> running in process code would be "billed" toward that process. What about kernel
> worker threads (for example, work_structs queued for later)?
>
> My overall goal is that I'm doing some large-scale network emulation, and I want
> to ensure that the kernel is not using too much CPU time, otherwise the CPU
> overhead may be messing with the results.
I written to the code for myself, you can use and develop this code (open source).
https://github.com/mueddib/cpustat
> Thanks,
> Stephen
Regards,
Ozgur
Hi
Very likely it is accounted for soft interrupt, hard interrupt and system time
If vm involved, steal time shall be accounted to
_______________________________________________
Kernelnewbies mailing list
Kernelnewbies@xxxxxxxxxxxxxxxxx
https://lists.kernelnewbies.org/mailman/listinfo/ kernelnewbies
--
regards,
Mulyadi Santosa
Freelance Linux trainer and consultant
blog: the-hydra.blogspot.com
training: mulyaditraining.blogspot.com
_______________________________________________ Kernelnewbies mailing list Kernelnewbies@xxxxxxxxxxxxxxxxx https://lists.kernelnewbies.org/mailman/listinfo/kernelnewbies
