Horton

Re: Perfomance degradation 9.3 (vs 9.2) for FreeBSD

Peter Geoghegan <pg@heroku.com>

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From: Peter Geoghegan <pg@heroku.com>
To: Andres Freund <andres@2ndquadrant.com>
Cc: Palle Girgensohn <girgen@freebsd.org>, PostgreSQL Hackers <pgsql-hackers@postgresql.org>, Robert Haas <robertmhaas@gmail.com>, Francois Tigeot <ftigeot@wolfpond.org>
Date: 2014-04-22T00:36:19Z
Lists: pgsql-hackers

Commits

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  1. Add shared_memory_type GUC.

On Mon, Apr 21, 2014 at 4:10 AM, Andres Freund <andres@2ndquadrant.com> wrote:
> If there are indeed such large regressions on FreeBSD we need to treat
> them as postgres regressions. It's nicer not to add config options for
> things that don't need it, but apparently that's not the case here.

+1, but I think this is something for packagers to get right, not users.

I really don't like the idea of playing chicken with the FreeBSD
people, especially since we're going to use System V shared memory
into the foreseeable future anyway. It's probably *far* easier for us
to fix it than it is for the FreeBSD people to fix it.

-- 
Peter Geoghegan