Vacuumdb command can't be canceled by Control-C and VACUUM is still running. When wrong database name is specified to vacuumdb, cancellation is required to stop VACUUM FULL which runs long.
Option -c of psql forget to set signal handler for 7.3 or prior. Vacuumdb have no signal handler of cancellation for 7.4devel. Kenji Sugita ---------------------------(end of broadcast)--------------------------- TIP 5: Have you checked our extensive FAQ? http://www.postgresql.org/docs/faqs/FAQ.html