rayon_1_0_0::fibonacci::fibonacci_iterative

nanoseconds / iteration

potential anomalies

toolchain % Δ σ Δ
nightly-2019-02-05 104.18 14.68
nightly-2019-01-27 105.22 82.23

instructions / iteration

potential anomalies

toolchain % Δ σ Δ
nightly-2019-02-05 16.76 3.74
nightly-2019-01-27 14.40 3.27

cpu_cycles / iteration

potential anomalies

toolchain % Δ σ Δ
nightly-2019-02-05 298.72 13.21
nightly-2019-01-27 318.85 36.50

branch_instructions / iteration

potential anomalies

toolchain % Δ σ Δ
nightly-2019-02-05 -28.39 -8.27
nightly-2019-01-27 -28.33 -9.91

branch_misses / iteration

potential anomalies

toolchain % Δ σ Δ
nightly-2019-02-05 21,750.59 14.83
nightly-2019-01-27 960,935.32 161,415.15

cache_references / iteration

potential anomalies

toolchain % Δ σ Δ
nightly-2019-02-05 23.36 4.96
nightly-2019-01-27 20.16 4.40

cache_misses / iteration

potential anomalies

toolchain % Δ σ Δ
nightly-2019-02-05 268.45 3.03
nightly-2019-01-27 33.77 0.38

overall branch predict ratio

overall cache hit ratio