[daoxid]

In a linked blog post [0] and on the Rust performance page [1] the performance metric "instructions" is used. What exactly is meant by that? Number of instructions executed?

[0] https://nikic.github.io/2020/05/10/Make-LLVM-fast-again.html

[1] https://perf.rust-lang.org/

[nnethercote]

Yes. The good thing about this metric is that there is very little variation, unlike wall times, which makes it easier to spot regressions.