Обсуждение: Re: [GENERAL] Re : Solaris Performance - 64 bit puzzle

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Re: [GENERAL] Re : Solaris Performance - 64 bit puzzle

От
"Dann Corbit"
Дата:
> -----Original Message-----
> From: Bruce Momjian [mailto:pgman@candle.pha.pa.us]
> Sent: Tuesday, May 28, 2002 5:37 PM
> To: Andrew Sullivan
> Cc: pgsql-general@postgresql.org; pgsql-hackers@postgresql.org
> Subject: Re: [HACKERS] [GENERAL] Re : Solaris Performance - 64 bit
> puzzle
>
>
> Andrew Sullivan wrote:
> > On Mon, May 27, 2002 at 09:00:43PM -0400, Bruce Momjian wrote:
> > >
> > > TODO updated:
> > >
> > >     Add BSD-licensed qsort() for 32-bit Solaris
> >
> > I've received an email noting that someone else ran a test program
> > with the 64 bit library, and had just as bad performance as the 32
> > bit one.  I haven't had a chance to look at it yet, but it suggests
> > that the result is still inconclusive.  Maybe, if just one more fire
> > goes out here, I can look at it this week.
>
> TODO reverted to be:
>
>     Add BSD-licensed qsort() for Solaris
>
> My guess is that your test case didn't tickle the bug.

I am the author of several special sort functions [I wrote the sorting
chapter in this book: http://users.powernet.co.uk/eton/unleashed/].

I would be happy to contribute sort routines to the project under the
Berkeley style license.

Likely (if C++ is allowed) a large efficiency gain can be had through
the use of templates.


Re: [GENERAL] Re : Solaris Performance - 64 bit puzzle

От
Bruce Momjian
Дата:
Dann Corbit wrote:
> > TODO reverted to be:
> > 
> >     Add BSD-licensed qsort() for Solaris
> > 
> > My guess is that your test case didn't tickle the bug.
> 
> I am the author of several special sort functions [I wrote the sorting
> chapter in this book: http://users.powernet.co.uk/eton/unleashed/].
> 
> I would be happy to contribute sort routines to the project under the
> Berkeley style license.
> 
> Likely (if C++ is allowed) a large efficiency gain can be had through
> the use of templates.

Thanks. I think we will go with Free/NetBSD code because they are
already tested.  Thanks.

--  Bruce Momjian                        |  http://candle.pha.pa.us pgman@candle.pha.pa.us               |  (610)
853-3000+  If your life is a hard drive,     |  830 Blythe Avenue +  Christ can be your backup.        |  Drexel Hill,
Pennsylvania19026