On Thu, Jun 26, 2014 at 09:35:11AM +0530, Viresh Kumar wrote:
> On 26 June 2014 07:16, Fengguang Wu <fengguang.wu@intel.com> wrote:
> > I'm not sure how the simple commit will impact will-it-scale/pwrite2
> > throughput. Just in case you can see more clues.
> >
> > git://git.linaro.org/people/vireshk/linux tick/ONESHOT-STOPPED
> > commit d5a085970b0b88b8c82303d2c45f09c9427fd02a ("clockevents: x86: add support for ONESHOT_STOPPED mode")
> >
> > test case: nhm4/will-it-scale/pwrite2
> 
> What is this test all about ?

It calls the pwrite2() syscall in parallel, on one single tmpfs file.

https://github.com/antonblanchard/will-it-scale.git

Thanks,
Fengguang