"Guillaume Smet" <[EMAIL PROTECTED]> writes: > I'm not saying my benchmark is perfectly relevant: I made it > excessively simple on purpose. I just see a general slow down which is > quite consistent accross all the tests I did (with pgbench or the > application) and I'd really like to know if it's just my case on this > particular box or something more general.
Are you examining only "trivial" queries? I've been able to identify a couple of new planner hotspots that could explain some slowdown if the planning time is material compared to the execution time. If you're seeing a slowdown on queries that run for awhile, that would be something else ... regards, tom lane ---------------------------(end of broadcast)--------------------------- TIP 7: You can help support the PostgreSQL project by donating at http://www.postgresql.org/about/donate