2 sockets x 6 cores x 2 (hyperthreading) = 24 "processors". Using 9 threads for your benchmark is a really weird choice.

With the rise and rise of 'Social' network sites: 'Computers are making people easier to use everyday'
Examine what is said, not who speaks -- Silence betokens consent -- Love the truth but pardon error.
"Science is about questioning the status quo. Questioning authority".
In the absence of evidence, opinion is indistinguishable from prejudice.

In reply to Re^6: parallelism v.python by BrowserUk
in thread parallelism v.python by perl-diddler

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