On 2014-02-04 11:48:14 -0800, Peter Geoghegan wrote:
> On Tue, Feb 4, 2014 at 11:39 AM, Christian Kruse
> <christian@2ndquadrant.com> wrote:
> > I added -M prepared to the pgbench call in the benchwarmer script.
> >
> > The read-only tests are finished, I come to similiar results as yours:
> >
> > <http://wwwtech.de/pg/benchmarks-lwlock-read-only/>
>
> Note that Christian ran this test with max_connections=201, presumably
> to exercise the alignment problem.
I think he has applied the patch to hack around the alignment issue I
pushed to git for both branches. It's not nice enough to be applied yet,
but it should fix the issue.
I think the 201 is just a remembrance of debugging the issue.
Greetings,
Andres Freund
-- Andres Freund http://www.2ndQuadrant.com/PostgreSQL Development, 24x7 Support, Training &
Services