linux-kernel - Re: [RFC PATCH 7/9] housekeeping: Use own boot option, independant from nohz

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Date:   Tue, 15 Aug 2017 10:52:30 -0500 (CDT)
From:   Christopher Lameter <cl@...ux.com>
To:     "Paul E. McKenney" <paulmck@...ux.vnet.ibm.com>
cc:     Mike Galbraith <efault@....de>,
        Frederic Weisbecker <fweisbec@...il.com>,
        Luiz Capitulino <lcapitulino@...hat.com>,
        LKML <linux-kernel@...r.kernel.org>,
        Peter Zijlstra <peterz@...radead.org>,
        Chris Metcalf <cmetcalf@...lanox.com>,
        Thomas Gleixner <tglx@...utronix.de>,
        Ingo Molnar <mingo@...nel.org>, Rik van Riel <riel@...hat.com>,
        Wanpeng Li <kernellwp@...il.com>
Subject: Re: [RFC PATCH 7/9] housekeeping: Use own boot option, independant
 from nohz

On Tue, 15 Aug 2017, Paul E. McKenney wrote:

> Don't the HPC guys just disable idle_balance(), or am I out of date again?

Ummm.. Why does idle management matter when your goal is to keep all
processor busy working at maximum throughput?