> But core rr functionality works just fine on Zen CPUs, after MSR to disable so... | Hacker News

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		dataangel on March 16, 2021 \| parent \| context \| favorite \| on: Intel PIII: Is Big Brother Inside? (1999) > But core rr functionality works just fine on Zen CPUs, after MSR to disable some determinism-breaking speculations was discovered. Where can I read about these? Seems like these could also be important for consistent performance measurement.

garaetjjte on March 25, 2021 [–]

https://github.com/rr-debugger/rr/issues/2034#issuecomment-6... https://github.com/rr-debugger/rr/blob/master/scripts/zen_wo...

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