On Mon, Oct 29, 2012 at 3:22 PM, Antoine Pitrou <solip...@pitrou.net> wrote:
> On Mon, 29 Oct 2012 09:56:57 -0400 > Brett Cannon <br...@python.org> wrote: > > > To see if the bad iterative_count and threaded_count results were > > consistently bad, I ran the benchmark suite on my MacBook Pro to see how > > "reliable" the benchmarks were. The output is below. > > > > Basically 6 benchmarks (regex_effbot, queens, startup_nosite, > > iterative_count, threaded_count, and telco) had a variance of more than > 15% > > performance between my 2 computers, although queens, iterative_count, and > > threaded_count were the only ones that swung between neutral/good to bad > > depending on the machine (the rest either want from bad to very bad, or > > very good to more very good). > > This is using different compilers on the 2 computers, right? Yes: gcc 4.6.3 on Linux and Clang 3.1 on OS X.
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