Re: Better LWLocks with compare-and-swap (9.4)

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От Dickson S. Guedes
Тема Re: Better LWLocks with compare-and-swap (9.4)
Дата
Msg-id 1369054272.12371.11.camel@dba01
обсуждение исходный текст
Ответ на Re: Better LWLocks with compare-and-swap (9.4)  (Andres Freund <andres@2ndquadrant.com>)
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Em Seg, 2013-05-20 às 14:35 +0200, Andres Freund escreveu:
> On 2013-05-20 09:31:15 -0300, Dickson S. Guedes wrote:
> > Hum, I was supposing that I was doing something wrong but I'm getting
> > the same result as before even using your test case and my results is
> > still different from yours:
> >
> >
> > + 71,27% postgres postgres         [.] AtEOXact_Buffers
> > +  7,67% postgres postgres         [.] AtEOXact_CatCache
> > +  6,30% postgres postgres         [.] AllocSetCheck
> > +  5,34% postgres libc-2.12.so     [.] __mcount_internal
> > +  2,14% postgres [kernel.kallsyms][k] activate_page
>
> That looks like you have configured with --enable-cassert and probably
> also --enable-profiling? The former will give completely distorted
> performance results...


Ah! Wrong PATH, so wrong binaries. Thanks Andres.


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Dickson S. Guedes
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