"Axel Waggershauser" <awagger@xxxxxx> writes: > ... This works quite well for the > following setups: > client -> server > ----------------- > linux -> linux > linux -> windows > windows -> windows > but pretty bad (meaning about 10 times slower) for this setup > windows -> linux This has to be a network-level problem. IIRC, there are some threads in our archives discussing possibly-related performance issues seen with Windows' TCP stack. Don't recall details, but I think in some cases the problem was traced to third-party add-ons to the Windows stack. You might want to check just what you're running there. regards, tom lane