Re: 7.3 vs 7.4 performance - Mailing list pgsql-performance

From Hannu Krosing
Subject Re: 7.3 vs 7.4 performance
Date
Msg-id 1076064194.2546.6.camel@fuji.krosing.net
Whole thread Raw
In response to 7.3 vs 7.4 performance  (Orion Henry <orion@trustcommerce.com>)
Responses Re: 7.3 vs 7.4 performance  (Orion Henry <orion@trustcommerce.com>)
List pgsql-performance
Orion Henry kirjutas N, 05.02.2004 kell 07:16:
> I've done some testing of 7.3.4 vs 7.4.1 and found 7.4.1 to be 20%-30%
> slower than 7.3.4.  Is this common knowledge or am I just unlucky with
> my query/data selection?
>
> Things of note that might matter: the machine is a dual Opteron 1.4GHz
> running Fedora Core 1 Test 1 for X86_64.  The 7.3.4 was from the Fedora
> distro and the 7.4.1 was the PGDG package.

Are you sure that it is not the case that it is not tha case that 7.3.4
is 64 bit and the PGDG package is 32 ?

> The database is 3.5 Gigs with 10 millions rows and the machine had 1 Gig or ram.
>
> Oh... as a side note I'm happy to announce that the 2.6 Linux kernel has
> more than DOUBLED the speed of all my Postgres queries over the 2.4. =)

Is this on this same hardware ?

-------------
Hannu


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