> (FWIW, my recollection of the original design intention for
> pg_controldata was that it was meant as a troubleshooting tool if the
> database wouldn't start up. I'm somewhat bemused to hear that people
> are trying to use it as part of production scripts. It wasn't meant to
> produce machine-readable output, much less to give values that you could
> rely on with respect to a running server.)
I'll have a more detailed list when I've gotten further with testing HS/SR.
--Josh Berkus