[Python-Dev] Avoiding CPython performance regressions

[Victor Stinner]

2015-12-01 10:49 GMT+01:00 Fabio Zadrozny <fabiofz at gmail.com>:
> As for the graph, it should be easy to customize (and I'm open to
> suggestions). In the case, as it is, red is slower and blue is faster (so,
> for instance in
> https://www.speedtin.com/reports/1_CPython27x_Performance_Over_Time

For me, -10% means "faster" in the context of a benchmark. On this
graph, I see -21% but it's slower in fact. I'm confused.

Victor