From: | Bruce Momjian <pgman(at)candle(dot)pha(dot)pa(dot)us> |
---|---|
To: | Martino Serri <mserri(at)tin(dot)it> |
Cc: | pgsql-bugs(at)postgresql(dot)org |
Subject: | Re: PostgreSQL does not have native spinlock support on this |
Date: | 2004-06-15 00:51:02 |
Message-ID: | 200406150051.i5F0p2c10960@candle.pha.pa.us |
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Lists: | pgsql-bugs |
Martino Serri wrote:
> Bruce Momjian wrote:
> > That is very strange. I assume you are on an i386 cpu. Many are running
> > the same configuration just fine.
> >
>
> Thank you for the answer.
>
> Yes, this is a PentiumIII 800Mhz.
>
>
> I've searched on /src/include/storage/s_lock.h and i've found this line.
>
> #ifdef HAVE_SPINLOCKS
> #error PostgreSQL does not have native spinlock support on this ...
>
> I suppose that would be
>
> #ifndef HAVE_SPINLOCKS
>
> It's correct?
No, that would mean it would use the spinlock code (slow) rather than
the test and set code. What OS is this? My guess is that there is a
missing spinlock configuration variable in proper src/template file.
This is all redesigned in 7.5.
--
Bruce Momjian | http://candle.pha.pa.us
pgman(at)candle(dot)pha(dot)pa(dot)us | (610) 359-1001
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