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From: Peter Zijlstra <peterz@infradead.org>
To: Andy Lutomirski <luto@amacapital.net>
Cc: Andy Lutomirski <luto@kernel.org>, Ingo Molnar <mingo@kernel.org>,
	"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>
Subject: Re: Abysmal scheduler performance in Linus' tree?
Date: Wed, 6 Sep 2017 11:03:33 +0200
Message-ID: <20170906090333.7v627vdyvhe3x2cs@hirez.programming.kicks-ass.net> (raw)
In-Reply-To: <877A43A3-AC8F-4D7C-88E4-8E3D36B1DAFA@amacapital.net>

On Wed, Sep 06, 2017 at 01:59:14AM -0700, Andy Lutomirski wrote:
> > Any specifics on your setup?
> 
> On further fiddling, I only see this after a suspend and resume cycle.

Ah, ok. That's not something I otherwise test. Lets see if I can force
this brick of mine through a suspend-resume cycle :-)

  reply index

Thread overview: 17+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-09-06  5:13 Andy Lutomirski
2017-09-06  8:25 ` Peter Zijlstra
2017-09-06  8:59   ` Andy Lutomirski
2017-09-06  9:03     ` Peter Zijlstra [this message]
2017-09-06 16:14       ` Peter Zijlstra
2017-09-07  6:15         ` Mike Galbraith
2017-09-07  7:31           ` Ingo Molnar
2017-09-07  9:13           ` [PATCH] sched/cpuset/pm: Fix cpuset vs suspend-resume Peter Zijlstra
2017-09-07  9:26             ` Peter Zijlstra
2017-09-07 10:54               ` Rafael J. Wysocki
2017-09-07 20:38               ` Tejun Heo
2017-09-07 10:33             ` [tip:sched/urgent] sched/cpuset/pm: Fix cpuset vs. suspend-resume bugs tip-bot for Peter Zijlstra
2017-09-06  9:15 ` Abysmal scheduler performance in Linus' tree? Chris Wilson
2017-09-06  9:24   ` Peter Zijlstra
     [not found]     ` <150469312649.28581.17626550155735691534@mail.alporthouse.com>
2017-09-06 10:44       ` Peter Zijlstra
2017-09-06 10:51         ` Peter Zijlstra
2017-09-07  8:16           ` [tip:sched/urgent] sched/fair: Fix wake_affine_llc() balancing rules tip-bot for Peter Zijlstra

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