Bruce Momjian <bruce@momjian.us> writes:
> I don't see any tool using PQping except pg_ctl. Perhaps we should
> modify "pg_ctl status" to use PQping. Right now is only checks the
> postmaster.pid file, and checks to see that the pid is a running
> postmaster. What it currently doesn't do is to check if the server is
> accepting connections with PQping(), like we do for "pg_ctl -w start".
The thing about pg_ctl is that it requires access to the data directory
(and still would, in the variant you propose). If we were going to do
something like what Phil suggests then I think it ought to be something
usable remotely.
regards, tom lane