On Mon, Jun 6, 2011 at 11:27 AM, Simon Riggs <simon(at)2ndquadrant(dot)com> wrote:
>
> But that even assumes we write the unzeroed data at the end of the
> buffer. We don't. We only write data up to the end of the WAL record
> on the current page, unless we do a continuation record,
I see no codepath in XLogWrite which writes anything other than full
buffer pages.
Cheers,
Jeff