linux-kernel - Re: [PATCH 0/1] x86/cqm: Cqm3 Design Documentation

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Date:   Mon, 22 May 2017 13:34:39 -0700 (PDT)
From:   Shivappa Vikas <vikas.shivappa@...el.com>
To:     Thomas Gleixner <tglx@...utronix.de>
cc:     Shivappa Vikas <vikas.shivappa@...el.com>,
        Vikas Shivappa <vikas.shivappa@...ux.intel.com>,
        tony.luck@...el.com, fenghua.yu@...el.com,
        ravi.v.shankar@...el.com, eranian@...gle.com, davidcc@...gle.com,
        x86@...nel.org, linux-kernel@...r.kernel.org, hpa@...or.com,
        peterz@...radead.org
Subject: Re: [PATCH 0/1] x86/cqm: Cqm3 Design Documentation



On Mon, 22 May 2017, Thomas Gleixner wrote:

> On Mon, 17 Apr 2017, Shivappa Vikas wrote:
>
>>
>> Hello Thomas,
>>
>> Wanted to know if you had any feedback on the new interface for cqm design
>> which is based on monitoring the resctrl groups. It tries to address all the
>> requirements discussed in :
>>
>> https://marc.info/?l=linux-kernel&m=148891934720489
>>
>> -basically to monitor resctrl groups / per thread including kernel threads.
>> -monitor thread from creation (also a child thread forked belongs to same
>> group like its parent)
>> -monitor subset of tasks in a resctrl group.
>> -monitor subset of cpus in a resctrl group.
>> -monitor different events (however the first version only shows llc_occupancy)
>> -monitor all domains and show per domain data.
>>
>> I have a patch series but was thinking to send after the design document is
>> reviewed so that its easy to review and I can make changes that are discussed
>> here.
>
> Send it along. This looks sane. I've wanted to reply long ago, but forgot
> about it again. Sorry for the delay.

Ok - will do , Expecting to send by next week or so..

Thanks,
Vikas

>
> Thanks,
>
> 	tglx
>