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Re: Access statistics

From: Bruce Momjian <pgman(at)candle(dot)pha(dot)pa(dot)us>
To: Jan Wieck <JanWieck(at)Yahoo(dot)com>
Cc: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>, PostgreSQL HACKERS <pgsql-hackers(at)postgresql(dot)org>
Subject: Re: Access statistics
Date: 2001-06-01 16:20:36
Message-ID: 200106011620.f51GKas24816@candle.pha.pa.us (view raw or flat)
Thread:
Lists: pgsql-hackers
> Tom Lane wrote:
> > Jan Wieck <JanWieck(at)Yahoo(dot)com> writes:
> > >     So outing myself not beeing a *real programmer*, this is what
> > >     I have so far:
> >
> > Hmm ... what is the performance of all this like?  Seems like a lot
> > of overhead.  Can it be turned off?
> 
>     Current  performance loss is about 2-4% wallclock measured. I
>     expect it to become better when turning some of the functions
>     into macros.

At 2-4%, I assume it is not enabled by default.  I can see the query
string part being enabled by default though.

-- 
  Bruce Momjian                        |  http://candle.pha.pa.us
  pgman(at)candle(dot)pha(dot)pa(dot)us               |  (610) 853-3000
  +  If your life is a hard drive,     |  830 Blythe Avenue
  +  Christ can be your backup.        |  Drexel Hill, Pennsylvania 19026

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