Peculiarities of modern hardware
summary
A year-long study in Yandex Cloud investigating performance issues caused by contention for L3 CPU cache and the memory bus. It covers methods for detecting such contention-related application slowdowns and practical diagnostics used during the research.
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chapters (9)
- 0:00Introduction
- 3:19Service degradation problem
- 6:12L3 cache hypothesis
- 11:15Testing on testbed
- 16:12Memory bus hypothesis
- 21:32Split-lock problem
- 25:20Monitoring and validation
- 26:00Conclusions and recommendations
- 28:08Q&A
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