On 10/26/18 6:54 AM, Mohanraj B wrote:
> Hello,
>
> I am trying to check how option --clocksource works.
>
>
> bash# fio --name job1 --size 10m --clocksource 2
> valid values: gettimeofday Use gettimeofday(2) for timing
> : clock_gettime Use clock_gettime(2) for timing
> : cpu Use CPU private clock
>
> fio: failed parsing clocksource=2
>
> bash# fio --name job1 --size 10m --clocksource gettimeofday(2)
> bash: syntax error near unexpected token `('
>
> Below command works fine.
> bash# fio --name job1 --size 10m --clocksource gettimeofday
>
> It runs without error but quiet not sure how to see the effect of this
> option. also tried other options - clock_gettime, cpu gettimeofday and
> dont see any difference.
>
> Also is there any error in documentation passing gettimeofday(2)
> throws parse error.
The format is 'value' 'help', so you'd want to do:
--clocksource=gettimeofday
for instance.
--
Jens Axboe
