Re: sysbench throughput degradation in 4.13+

Ingo Molnar
2017-10-10T17:26:56Z

* Peter Zijlstra <peterz@infradead.org> wrote:

> On Tue, Oct 10, 2017 at 03:51:37PM +0100, Matt Fleming wrote:
> > On Fri, 06 Oct, at 11:36:23AM, Matt Fleming wrote:
> > >
> > > It's a similar story for hackbench-threads-{pipes,sockets}, i.e. pipes
> > > regress but performance is restored for sockets.
> > >
> > > Of course, like a dope, I forgot to re-run netperf with your WA_WEIGHT
> > > patch. So I've queued that up now and it should be done by tomorrow.
> >
> > Yeah, netperf results look fine for either your NO_WA_WEIGHT or
> > WA_WEIGHT patch.
> >
> > Any ETA on when this is going to tip?
>
> Just hit a few hours ago :-)

I admit that time machines are really handy!

Thanks,

Ingo