Re: [Python-Dev] Help requested with Python 2.7 performance regression

2017-03-03 Thread Louis Bouchard
Hello, Le 03/03/2017 à 15:37, Louis Bouchard a écrit : > Hello, > > Le 03/03/2017 à 15:31, Victor Stinner a écrit : >>> Out of curiosity, I ran the set of benchmarks in two LXC containers running >>> centos7 (2.7.5 + gcc 4.8.5) and Fedora 25 (2.7.13 + gcc 6.3.x). The

Re: [Python-Dev] Help requested with Python 2.7 performance regression

2017-03-03 Thread Louis Bouchard
1pKCOpyu4HUyw9YtJugn6jzVGa_zeDmBVNzqmXHtM6gM/edit#gid=1548436297 Third column is the ?.??x value that you are looking for, taken directly out of the 'pyperformance analyze' results. I didn't know about the new options, I'll give it a spin & see if I can get a better format. Ki

Re: [Python-Dev] Help requested with Python 2.7 performance regression

2017-03-03 Thread Louis Bouchard
I disabled PGO on 2.7.6+gcc4.8 (Trusty). This made the 2.7.6+gcc4.8 (Trusty) interpreter to become slower than the Xenial reference. Unfortunately, I cannot redeploy my server on RHEL or Fedora at the moment so this is as far as I can go. Kind regards, ...Louis -- Louis Bouchard Software engi

Re: [Python-Dev] Help requested with Python 2.7 performance regression

2017-03-03 Thread Louis Bouchard
e able to confirm a similar trend in the results before going forward with tests on baremetal. > Cheers, > Nick. > Thanks, ...Louis -- Louis Bouchard Software engineer, Cloud & Sustaining eng. Canonical Ltd Ubuntu developer Debian Maintainer GPG : 429D 7A3B DD05 B

Re: [Python-Dev] Help requested with Python 2.7 performance regression

2017-03-01 Thread Louis Bouchard
Hello, Le 01/03/2017 à 20:40, Antoine Pitrou a écrit : > On Wed, 1 Mar 2017 20:24:03 +0100 > Louis Bouchard wrote: >> >> Indeed, this is something that is in the history of the LP bug so here is the >> URL where those comparison can be found : >> >> ht

Re: [Python-Dev] Help requested with Python 2.7 performance regression

2017-03-01 Thread Louis Bouchard
e found : https://docs.google.com/spreadsheets/d/1MyNBPVZlBeic1OLqVKe_bcPk2deO_pQs9trIfOFefM0/edit#gid=2034603487 Hope it can help, Kind regards, ...Louis -- Louis Bouchard Software engineer, Cloud & Sustaining eng. Canonical Ltd Ubuntu developer Debian Maintainer G