"David Parker" <[EMAIL PROTECTED]> writes: > To my untrained eye, it doesn't look as though there is any lock > contention here,
Me either; whatever that process is doing, it doesn't seem to be waiting for a lock. Is it accumulating CPU time? One way to get some info is to attach to the backend process with gdb and get a stack trace: gdb /path/to/postgres attach PID bt quit regards, tom lane ---------------------------(end of broadcast)--------------------------- TIP 4: Don't 'kill -9' the postmaster