On 03/05/2018 09:37 PM, Thomas Munro wrote: > On Tue, Mar 6, 2018 at 9:17 AM, Robert Haas <robertmh...@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