On Mon, Aug 11, 2014 at 9:23 AM, Tatsuo Ishii <is...@postgresql.org> wrote: > We can know the LSN of last committed WAL record on primary by using > pg_current_xlog_location(). It seems there's no API to know the time > when the WAL record was created. I would like to know standby delay by > using pg_last_xact_replay_timestamp() and such that API. > > If there's no such a API, it would be useful to invent usch an API IMO.
+1 I proposed that function before, but unfortunately it failed to be applied. But I still think that function is useful to calculate the replication delay. The past discussion is http://www.postgresql.org/message-id/cahgqgwf3zjfunej5ka683ku5rqubtswtqfq7g1x0g34o+jx...@mail.gmail.com Regards, -- Fujii Masao -- Sent via pgsql-hackers mailing list (pgsql-hackers@postgresql.org) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-hackers