[pypy-dev] State of speed.pypy.org

Miquel Torres tobami at googlemail.com
Tue May 18 11:22:10 CEST 2010


Hi all,

in the last week there have been several problems with the speed site, I'll
sum them up here for those not up to date.

The first one was that the tests were no longer reliable, showing huge
variation between runs. A possible cause was that they were running inside a
VM, and it may have reached its resource limits, or even worse, that the
virtual environment was causing strange behavior. So it was decided to move
benchmarks to tannit, a non virtualized Xeon W3580 with 12Gigs of RAM and
running a 2.6.31 server kernel.

Having now results for two different environment raised the need to upgrade
codespeed to the latest version (older versions did not really allow to
change host). Along the way the server hosting speed was down, and the bench
runs continued to stubbornly save result data against the old host. So all
in all it has been nearly a week without a properly working site. It should
be fixed now.

There are not a lot of visible new features in this version of the site
apart from minor touches (and a working multiple host implementation, of
course!). For example the overview-timeline cross-integration is complete.
You may now click on a data point, and you'll be taken to the corresponding
revision and executable overview table. This allows for back and forth
exploration of the data.

That's all I think.

Cheers!
Miquel
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