Re: [PATCH 0/3] perf-bench: introduce futex microbenchmarks

From: Ingo Molnar
Date: Mon Dec 16 2013 - 05:08:38 EST



* Davidlohr Bueso <davidlohr@xxxxxx> wrote:

> This patchset adds three programs that stress and measure different
> futex operations: (i) uaddr hashing, (ii) wakeups and (iii)
> requeuing/waiting.
>
> More details and usage examples in each individual patch, along with
> parameter descriptions in the code.
>
> While the previous effort (https://lkml.org/lkml/2012/5/17/207) to
> add futex benchmarks to perf-bench failed, I strongly believe that
> perf is an ideal place for these kinds of programs. This patchset is
> different from Hitoshi's because it does not try to take over
> Darren's futextest suite, and only deals with finer grained aspects
> of the kernel's implementation, and thus mostly useful for kernel
> hacking. Furthermore, by being part of the kernel tree, it can get
> more attention and naturally evolve with time.

Looks pretty useful!

Could the two approaches be merged?

Thanks,

Ingo
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