>Ben Trewern" <ben.trewern@xxxxxxxxxxxxxxxxxx> wrote in message >news:ehsotr$20vp$1@xxxxxxxxxxxxxxx > It might be worth turning off hyperthreading if your Xeons are using it. > There have been reports of this causing inconsistent behaviour with > PostgreSQL. Yes, this issue comes up often - I wonder if the Woodcrest Xeons resolved this? Have these problems been experienced on both Linux and Windows (we are running Windows 2003 x64) Carlo