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Re: Reduce heap tuple header size

From: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
To: Jan Wieck <JanWieck(at)Yahoo(dot)com>
Cc: Bruce Momjian <pgman(at)candle(dot)pha(dot)pa(dot)us>,Manfred Koizar <mkoi-pg(at)aon(dot)at>, pgsql-patches(at)postgresql(dot)org
Subject: Re: Reduce heap tuple header size
Date: 2002-06-21 21:16:50
Message-ID: 28827.1024694210@sss.pgh.pa.us (view raw or flat)
Thread:
Lists: pgsql-hackerspgsql-patches
Jan Wieck <JanWieck(at)Yahoo(dot)com> writes:
> Here are some numbers:

> Current CVS tip:     tps  34.1, 38.7, 36.6
>                  avg(tps) 36.4

> With patch:          tps  37.0, 41.1, 41.1
>                  avg(tps) 39.7

> So it saves less than 3% disk space at the cost of about 9% performance
> loss.

Uh ... isn't more TPS better?

			regards, tom lane

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