Re: no universally correct setting for fsync

"Kevin Grittner" <Kevin.Grittner@wicourts.gov> writes:
> Perhaps Josh's language for fsync could be modified to work here
> (we're now talking about full_page_writes, for anyone who's lost
> track):
> | it is only advisable to turn off fsync if you can easily recreate
> | your entire database from external data.

> That covers bulk loads to an empty or just-backed-up database and
> entirely redundant databases.  Saying it should never be turned off
> would tend to make one wonder why we have the setting at all.

+1.  Perhaps for both of them, we should specify that the intended
use-case is for improving performance during initial database load
and similar cases.
        regards, tom lane