On Feb 12, 2011, at 8:46 AM, ron_m wrote: > FWIW I am on Ubuntu 10.04 with all patches applied and could not reproduce > the above problem when I tried. The version of python-psycopg2 from the > standard repository is 2.0.13. Not an iron-clad guarantee because something > else could be at play but at least a data point. I also drove the application > a lot harder from ab with 10x number of requests to try and reproduce but > still nothing. > > The fact it doesn't fail when processes=5 and threads=1 agrees well with the > GIL problem - without threads there is no need to hold the GIL.
Yes, it's a useful data point. The best test will be to have an environment that actually fails with psycopg2 2.0.7, and have the failure disappear with an updated version (and no other changes), and to get the error back again with 2.0.7.
