"Jason Coene" <[EMAIL PROTECTED]> writes: > All of our "postgres" processes end up in the "semwai" state - seemingly > waiting on other queries to complete. If the system isn't taxed in CPU or > disk, I have a good feeling that this may be the cause.
Whatever that is, I'll bet lunch that it's got 0 to do with caching query plans. Can you get stack tracebacks from some of the stuck processes? What do they show in "ps"? regards, tom lane ---------------------------(end of broadcast)--------------------------- TIP 4: Don't 'kill -9' the postmaster