Re: Follow-Up: How to improve db performance with $7K? - Mailing list pgsql-performance

From Steinar H. Gunderson
Subject Re: Follow-Up: How to improve db performance with $7K?
Date
Msg-id 20050406133348.GA16108@uio.no
Whole thread Raw
In response to Re: Follow-Up: How to improve db performance with $7K?  (PFC <lists@boutiquenumerique.com>)
List pgsql-performance
On Wed, Apr 06, 2005 at 03:26:33PM +0200, PFC wrote:
>     Well, unless you have PCI 64 bits, the "standard" PCI does 133 MB/s
>     which  is then split exactly in two times 66.5 MB/s for 1) reading from the
> PCI  network card and 2) writing to the PCI harddisk controller. No wonder
> you  get this figure, you're able to saturate your PCI bus, but it does not
> tell you a thing on the performance of your disk or network card... Note
> that the server which serves the file is limited in the same way unless
> the file is in cache (RAM) or it's PCI64. So...

This is PCI-X.

/* Steinar */
--
Homepage: http://www.sesse.net/

pgsql-performance by date:

Previous
From: PFC
Date:
Subject: Re: Follow-Up: How to improve db performance with $7K?
Next
From: Alex Turner
Date:
Subject: Re: How to improve db performance with $7K?