On Fri, Nov 14, 2014 at 9:11 AM, Robert Haas <
robertmhaas@gmail.com> wrote:
> On Thu, Nov 13, 2014 at 10:37 PM, Amit Kapila <
amit.kapila16@gmail.com> wrote:
> >>
> >
> > I have mentioned that this can be usable for Linux users as well on that
> > thread, however I think we might want to provide it with an option for
> > linux users. In general, I think it is good to have this patch for Windows
> > users and later if we find that Linux users can also get the benefit with
> > this functionality, we can expose the same with an additional option.
>
> Why make it an option instead of just always doing it this way?
>
To avoid extra work during archive recovery if it is not required. I
understand that this might not create any measurable difference, but
still there is addition I/O involved (read from file) which can be avoided.