On 3/16/06, Sven Geisler <sgeisler@xxxxxxxxxx> wrote: > Did you compare 7.4 on a 4-way with 8.1 on a 2-way? I know there are too many parameters changing between the two servers but I can't really change anything before tuesday. On tuesday, we will be able to compare both servers with the same software. > How many queries and clients did you use to test the performance? Googlebot is indexing this site generating 2-3 mbits/s of traffic so we use the googlebot to stress this server. There was a lot of clients and a lot of queries. > How much faster is the XEON DP? Well, on high load, PostgreSQL scales well on the DP (load at 40, queries slower but still performing well) and is awfully slow on the MP box.