On Fri, Apr 27, 2007 at 04:43:06AM +0000, Andres Retzlaff wrote: > Hi, > > I have pg 8.1.4 running in > Windows XP Pro > wirh a Pentium D > > and I notice that I can not use more than 50% of the cpus (Pentium D has 2 > cpus), how can I change the settings to use the 100% of it. A single query will only use one CPU. If you have multiple parallell clients, they will use the differnt CPUs. //Magnus