On 03/05/2018 09:37 PM, Thomas Munro wrote:
> On Tue, Mar 6, 2018 at 9:17 AM, Robert Haas <robertmhaas@gmail.com> wrote:
>> The optimistic approach seems a little bit less likely to slow this
>> down on systems where barriers are expensive, so I committed that one.
>> Thanks for debugging this; I hope this fixes it, but I guess we'll
>> see.
>
> Thanks.
>
> For the record, the commit message (written by me) should have
> acknowledged Tomas's help as reviewer and tester. Sorry about that.
>
Meh. You've done the hard work of figuring out what's wrong. The commit
message is perfectly fine.
regards
--
Tomas Vondra http://www.2ndQuadrant.com
PostgreSQL Development, 24x7 Support, Remote DBA, Training & Services