| From: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> |
|---|---|
| To: | "Jeffrey W(dot) Baker" <jwbaker(at)acm(dot)org> |
| Cc: | "pgsql-general(at)postgresql(dot)org" <pgsql-general(at)postgresql(dot)org> |
| Subject: | Re: Thousands of semops for every i/o |
| Date: | 2003-06-10 21:24:36 |
| Message-ID: | 5321.1055280276@sss.pgh.pa.us |
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| Lists: | pgsql-general pgsql-patches |
"Jeffrey W. Baker" <jwbaker(at)acm(dot)org> writes:
> On Mon, 2003-06-09 at 23:08, Tom Lane wrote:
>> The first thing that comes to mind is that the thing is using SysV
>> semaphores as a substitute for spinlocks.
> It looks like a simple change in s_lock.h from
> #if defined(__i386__)
> to
> #if defined(__i386__) || defined(__x86_64__)
> Will be necessary for this platform.
Cool. I assume it still passes regression tests and so forth?
regards, tom lane
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