linux-kernel - RE: [PATCH 0/7] selftests/resctrl: Add resctrl selftest

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Message-ID: <FFF73D592F13FD46B8700F0A279B802F485D4DB7@ORSMSX114.amr.corp.intel.com>
Date:   Wed, 17 Oct 2018 18:31:44 +0000
From:   "Prakhya, Sai Praneeth" <sai.praneeth.prakhya@...el.com>
To:     "Moger, Babu" <Babu.Moger@....com>,
        "Yu, Fenghua" <fenghua.yu@...el.com>
CC:     Thomas Gleixner <tglx@...utronix.de>,
        Ingo Molnar <mingo@...hat.com>,
        "H Peter Anvin" <hpa@...or.com>,
        "Luck, Tony" <tony.luck@...el.com>,
        "Chatre, Reinette" <reinette.chatre@...el.com>,
        Peter Zijlstra <peterz@...radead.org>,
        James Morse <james.morse@....com>,
        "Pathan, Arshiya Hayatkhan" <arshiya.hayatkhan.pathan@...el.com>,
        "Shankar, Ravi V" <ravi.v.shankar@...el.com>,
        linux-kernel <linux-kernel@...r.kernel.org>
Subject: RE: [PATCH 0/7] selftests/resctrl: Add resctrl selftest

> > For (Intel) Memory Bandwidth features like MBA and MBM, perf iMC
> > (Integrated Memory Controller) is used for validation. As a part of
> > test, we run a benchmark (eg: fill_buf) and get memory bandwidth
> > values from MBM and iMC and verify if the difference between both the
> reported values are in a reasonable range.
> >
> > To make this common across x86, could you please let us know if
> > similar things (i.e. perf iMC) exist on AMD? If so, you could add it in. The same
> applies for ARM.
> 
> We dont have iMC. You can go ahead with what you have right now. We can
> add those details later if required.

Sure! Makes sense to me.

Regards,
Sai