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Re: BUG #2546: PostgreSQL does not have native spinlock support

From: Zdenek Kotala <Zdenek(dot)Kotala(at)Sun(dot)COM>
To: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
Cc: John Weekley <weekleyj(at)foobarlabs(dot)net>, pgsql-bugs(at)postgresql(dot)org, Josh Berkus <josh(at)agliodbs(dot)com>
Subject: Re: BUG #2546: PostgreSQL does not have native spinlock support
Date: 2006-07-24 05:45:20
Message-ID: 44C45E70.8060103@sun.com (view raw or flat)
Thread:
Lists: pgsql-bugs
Tom Lane wrote:
> "John Weekley" <weekleyj(at)foobarlabs(dot)net> writes:
>> Platform is 64 bit Solaris x86.
>> ...
>> "../../../../src/include/storage/s_lock.h", line 814: #error: PostgreSQL
>> does not have native spinlock support on this platform.  To continue the
>> compilation, rerun configure using --disable-spinlocks.  However,
>> performance will be poor.  Please report this to pgsql-bugs(at)postgresql(dot)org(dot)
> 
> It looks like s_lock.h currently has coverage for amd64 using gcc, or
> sparc64 using either compiler, but not for amd64 using Sun's cc.
> Please feel free to send a patch, or you could pester Sun to send us
> one (Josh?)

SunStudio is supported on the HEAD (8.2). Spin lock problem is know 
issue in version 8.1.4. I don't know if latest 8.1 branch contains 
backport.


		Zdenek

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