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"Performance Matters" by Emery Berger

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Further reading 1

When one component fails, who can keep working? →One process fails. Must unrelated requests wait? Separate failure propagation from throughput limits, then trace what the operating system and service manager can actually isolate.This video helps answer · Did the timed loop actually do the work?

Caption notes

Berger shows how code and data placement can change timings. Varying layouts helps distinguish an optimization from a lucky placement that happened to accompany an edit.

Video or transcript source ↗
Original passages · 2
layout biases measurement
"Performance Matters" by Emery Berger · ▶ 15:34–15:39
it randomizes layout so it randomizes a lot of things it randomizes the function addresses
"Performance Matters" by Emery Berger · ▶ 16:20–16:32

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