> Well SIGPIPE is no help since it would only fire if we tried to write > to the socket anyways. Right. For this purpose, pgpool sends param packet to client periodically while waiting for a reply from backend to detect if the connection to the client is broken. If it's broken, pgool sends cancel packet to backend not to waste backend machine's CPU cycle. -- Tatsuo Ishii SRA OSS, Inc. Japan -- Sent via pgsql-general mailing list (pgsql-general@xxxxxxxxxxxxxx) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-general