Guillaume =?ISO-8859-1?Q?L=E9mery?= <glemery@comclick.com> writes:
> Woops, I forgot to say that of course I use a connection pooling.
> Just 5 connections are pooled.
>> How many http connections per second are you getting?
> 200
Uh, so all of those http connections have to wait till one of the five
database connections is free? Maybe that's your bottleneck. Try
increasing the number of DB connections to something consistent with
the traffic level.
regards, tom lane