Date: Wed, 25 Nov 2015 09:41:05 +0000
From: Javi Merino <javi.merino@arm.com>
To: Jacob Pan <jacob.jun.pan@linux.intel.com>
Cc: Peter Zijlstra <peterz@infradead.org>, Ingo Molnar <mingo@redhat.com>,
        Thomas Gleixner <tglx@linutronix.de>,
        John Stultz <john.stultz@linaro.org>,
        LKML <linux-kernel@vger.kernel.org>,
        Arjan van de Ven <arjan@linux.intel.com>,
        Srinivas Pandruvada <srinivas.pandruvada@linux.intel.com>,
        Len Brown <len.brown@intel.com>,
        Rafael Wysocki <rafael.j.wysocki@intel.com>,
        Eduardo Valentin <edubezval@gmail.com>, Paul Turner <pjt@google.com>,
        Morten Rasmussen <Morten.Rasmussen@arm.com>,
        Juri Lelli <Juri.Lelli@arm.com>
Subject: Re: [PATCH 3/4] sched: introduce synchronized idle injection
Message-ID: <20151125094103.GA2852@e104805>
References: <1447444387-23525-1-git-send-email-jacob.jun.pan@linux.intel.com>
 <1447444387-23525-4-git-send-email-jacob.jun.pan@linux.intel.com>
 <20151123175643.GA10703@e104805>
 <20151123180706.GN17308@twins.programming.kicks-ass.net>
 <20151124091239.GA2710@e104805>
 <20151124100956.GR17308@twins.programming.kicks-ass.net>
 <20151124031059.3198b690@yairi>
 <20151124120006.GB2710@e104805>
 <20151124102207.654554a9@icelake>
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On Tue, Nov 24, 2015 at 10:22:07AM -0800, Jacob Pan wrote:
> On Tue, 24 Nov 2015 12:00:07 +0000
> Javi Merino <javi.merino@arm.com> wrote:
> 
> > > - you first set 50% idle
> > > - then launch 6 busy loops  
> > 
> > Correct
> Do you mind sharing the workload or test scripts? Just to reproduce
> here.

I'm using rt-app[0] with the attached config.  To run the test I use
workload-automation[1], but I don't think you need workload automation.

[0] https://git.linaro.org/power/rt-app.git
[1] https://github.com/ARM-software/workload-automation/

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{=0A    "tasks": {=0A        "busy_loop": {=0A            "instance": 6, =
=0A            "loop": -1, =0A            "run": 500000=0A        }=0A    }=
, =0A    "global": {=0A        "duration": 10, =0A        "calibration": 38=
3, =0A        "default_policy": "SCHED_OTHER", =0A        "pi_enabled": fal=
se, =0A        "lock_pages": false, =0A        "logdir": "/root/wa/rt-app-w=
orking", =0A        "log_basename": "rt_app", =0A        "ftrace": true, =
=0A        "gnuplot": false=0A    }=0A}=0A
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