Ron <ronljohnsonjr@xxxxxxxxx> writes: > This is AWS RDS Postgresql. The db server log is accessed via a web > interface, and is /the/ postgresql log just like you see in vanilla Postgresql. > I've attached it. My attempt to connect happened some time between between > 04:10:30 and 04:17:30. Hm. Not much there. You might try turning on log_connections to be sure, but what this looks like is that the connection request never got to the server. Maybe you've got some middleware involved, like pgpool or some other connection pooler? regards, tom lane