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SubjectRe: [PATCH 08/19] perf c2c: Shared data analyser
> Hmm, so based on Andi's reply, I am assuming you are running on a Westmere
> (or Nehalem) due to the lack of mem-stores.
>
> If you don't have mem-stores, this tool isn't going to work. The tool can
> only detect contention when sampling reads _and_ writes to the same
> addresses.

On these CPUs you could simply sample on HITM. You won't get addresses,
but at least IPs and call stacks.

-Andi


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