linux-kernel - Re: [PATCH V3] perf script: add script to profile and resolve physical mem type

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Message-ID: <20180105183808.GD25714@tassilo.jf.intel.com>
Date:   Fri, 5 Jan 2018 10:38:08 -0800
From:   Andi Kleen <ak@...ux.intel.com>
To:     kan.liang@...el.com
Cc:     acme@...nel.org, linux-kernel@...r.kernel.org,
        peterz@...radead.org, mingo@...hat.com, eranian@...gle.com,
        jolsa@...nel.org, dan.j.williams@...el.com, pombredanne@...b.com
Subject: Re: [PATCH V3] perf script: add script to profile and resolve
 physical mem type

On Thu, Jan 04, 2018 at 12:59:55PM -0800, kan.liang@...el.com wrote:
> From: Kan Liang <Kan.liang@...el.com>
> 
> There could be different types of memory in the system. E.g normal
> System Memory, Persistent Memory. To understand how the workload maps to
> those memories, it's important to know the I/O statistics of them.
> Perf can collect physical addresses, but those are raw data.
> It still needs extra work to resolve the physical addresses.
> Provide a script to facilitate the physical addresses resolving and
> I/O statistics.

Reviewed-by: Andi Kleen <ak@...ux.intel.com>

-Andi