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Re: [HACKERS] Reorganization of spinlock defines

From: Bruce Momjian <pgman(at)candle(dot)pha(dot)pa(dot)us>
To: "Marc G(dot) Fournier" <scrappy(at)postgresql(dot)org>
Cc: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>,PostgreSQL-patches <pgsql-patches(at)postgresql(dot)org>,PostgreSQL-development <pgsql-hackers(at)postgresql(dot)org>
Subject: Re: [HACKERS] Reorganization of spinlock defines
Date: 2003-09-12 04:09:50
Message-ID: 200309120409.h8C49oV06119@candle.pha.pa.us (view raw or flat)
Thread:
Lists: pgsql-hackerspgsql-patches
Marc G. Fournier wrote:
> 
> 
> On Thu, 11 Sep 2003, Bruce Momjian wrote:
> 
> > Well, the problem was that we defined HAS_TEST_AND_SET inside the ports.
> > I guess we could splatter a test for Itanium and Opterion in every port
> > that could possibly use it, but then again, if we fall back to not
> > finding it for some reason, we don't get a report because we silently
> > fall back to semaphores.  That's what has me worried, that if we don't
> > do it, we will not know what platforms really aren't working properly.
> 
> >From what I understand, "not working properly" means slow, not broken, no?
> Which means ppl could submit a problem report and it could be fixed for
> v7.4.1 ... its not so much  'not working properly' as it is 'not optimal
> performance' ...

Right, though I am not sure people will know _slow_ configuration vs.
PostgreSQL is slow.

-- 
  Bruce Momjian                        |  http://candle.pha.pa.us
  pgman(at)candle(dot)pha(dot)pa(dot)us               |  (610) 359-1001
  +  If your life is a hard drive,     |  13 Roberts Road
  +  Christ can be your backup.        |  Newtown Square, Pennsylvania 19073

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