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From: Tim Chen <tim.c.chen@linux.intel.com>
To: Vincent Guittot <vincent.guittot@linaro.org>,
	mingo@redhat.com, peterz@infradead.org, juri.lelli@redhat.com,
	dietmar.eggemann@arm.com, rostedt@goodmis.org,
	bsegall@google.com, mgorman@suse.de, bristot@redhat.com,
	linux-kernel@vger.kernel.org
Subject: Re: [PATCH 0/2] sched/fair: Improve cost accounting of newidle_balance
Date: Mon, 04 Oct 2021 16:06:58 -0700	[thread overview]
Message-ID: <82a781785fd7933d5fa0317de4ba6fe6081c7be0.camel@linux.intel.com> (raw)
In-Reply-To: <20211004171451.24090-1-vincent.guittot@linaro.org>

On Mon, 2021-10-04 at 19:14 +0200, Vincent Guittot wrote:
> Improve the precision of the cost of newidle_balance by taking into
> account
> the time spent in updating blocked load and skipping load balance
> loop 
> entirely if there is no chance to run at least one.
> 

Thanks Vincent.

I'll ask our benchmark team to give it a spin.  They've been fairly
busy. I hope to get some bandwidth from them in next couple of
weeks.

Tim

> Vincent Guittot (2):
>   sched/fair: account update_blocked_averages in newidle_balance cost
>   sched/fair: Skip update_blocked_averages if we are defering load
>     balance
> 
>  kernel/sched/fair.c | 16 +++++++++++-----
>  1 file changed, 11 insertions(+), 5 deletions(-)
> 


      parent reply	other threads:[~2021-10-04 23:07 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-10-04 17:14 [PATCH 0/2] sched/fair: Improve cost accounting of newidle_balance Vincent Guittot
2021-10-04 17:14 ` [PATCH 1/2] sched/fair: account update_blocked_averages in newidle_balance cost Vincent Guittot
2021-10-05 20:40   ` Peter Zijlstra
2021-10-06  7:52     ` Vincent Guittot
2021-10-06  8:16       ` Vincent Guittot
2021-10-04 17:14 ` [PATCH 2/2] sched/fair: Skip update_blocked_averages if we are defering load balance Vincent Guittot
2021-10-05 20:49   ` Peter Zijlstra
2021-10-06  8:12     ` Vincent Guittot
2021-10-04 23:06 ` Tim Chen [this message]

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