[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]
Date: Tue, 10 Oct 2017 15:51:37 +0100
From: Matt Fleming <matt@...eblueprint.co.uk>
To: Peter Zijlstra <peterz@...radead.org>
Cc: Rik van Riel <riel@...hat.com>,
Eric Farman <farman@...ux.vnet.ibm.com>,
????????? <jinpuwang@...il.com>,
LKML <linux-kernel@...r.kernel.org>,
Ingo Molnar <mingo@...hat.com>,
Christian Borntraeger <borntraeger@...ibm.com>,
"KVM-ML (kvm@...r.kernel.org)" <kvm@...r.kernel.org>,
vcaputo@...garu.com, Matthew Rosato <mjrosato@...ux.vnet.ibm.com>
Subject: Re: sysbench throughput degradation in 4.13+
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?
Powered by blists - more mailing lists