Re: [Questions] perf c2c: What's the current status of perf c2c?

[Stephane Eranian]

On Wed, Dec 9, 2015 at 9:21 AM, Andi Kleen <a...@firstfloor.org> wrote:
>> If I recall the c2c tool is giving you more than the bouncing line. It shows 
>> you
>> the offset inside the line and the participating CPUs.
>
> On Haswell and later you could get the same with the normal address
> reporting. The events above support DLA.
>
I know the events track the condition better than just with the
latency threshold.
I think what it boils down to is not so much the PMU side but  rather
the tool side.
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majord...@vger.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/