Create custom tuning profiles that take advantage of the inherent quantities of the input data and CPU thread saturation/scheduling/parallelization to optimize the crate such that ALL benchmarks run 60% or quicker (1.4x faster). You can use the flamegraph crate to help with the profiling
increase the break on fault (assuming 4k pages):
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for (int i = 0; i < n - 1; i++) {
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