It's definitely possible. Both failures occurred around the end of the
business day as update traffic would have been coasting to a stop. The
middle tier never closes a connection unless it's forced to (e.g. as a
result of a query error, connection going away, etc.)
Pete
>>> Tom Lane <tgl@sss.pgh.pa.us> 04/18/06 4:50 pm >>>
Hmm, could these be backends that have been sitting idle for some
time?