On Fri, Sep 27, 2013 at 1:28 PM, Heikki Linnakangas
<hlinnakangas@vmware.com> wrote:
> Yep. I only added the first caller of the barriers altogether in the
> xlog-insertion scaling patch. Robert wrote the infrastructure in 9.3, but it
> wasn't used until now, in 9.4.
FWIW, it was actually during 9.2 development that Robert first added
the barriers.
--
Peter Geoghegan