Skip site navigation (1) Skip section navigation (2)

RE: Load of 4 Million Queries Read and or Write Per Second

From: Paul McGarry <PaulM(at)opentec(dot)com(dot)au>
To: "'pgsql-admin(at)postgresql(dot)org'" <pgsql-admin(at)postgresql(dot)org>
Subject: RE: Load of 4 Million Queries Read and or Write Per Second
Date: 2000-11-24 02:57:11
Message-ID: F3B71B817301D411AB2900902712B35A0A27F5@OPENXCH (view raw, whole thread or download thread mbox)
Lists: pgsql-admin
> That is 4 Million Queries per Second which is 14 Billion 400 
> Million per
> hour.
> This may sound a little big but this is what we will be 

I think that may just be the biggest understatement I have
ever read. I'll just include a little quote from a press
release by a company about setting up WWW based voting in
America. Perhaps it will lend some perspective to the task
you are describing.

META Group estimates that a national Web-based system would require 150
individual Web sites using a distributed computing method to handle the
Web traffic generated by more than 204 million eligible US voters. 

Voters would be able to cast their ballots online -- at home, in the
office, or at community polling locations. Voters would download
approximately 10 pages of data as they completed ballots within a
15-hour voting period. META Group estimates that 13,628,134 voters would
cast their ballots each hour during election day, visiting 136,281,336
Internet pages per hour. To handle this load, the 150 sites would need
to be outfitted with 300 dual-CPU Web servers, 450 four-CPU application
servers, and 450 four-CPU database servers. 
The full release is here:

Perhaps another piece of perspective is that you seem to be wanting to
do a query for every person on earth every half hour.

Or one query every 1.5 minutes for every person with a connection to the


Paul McGarry            mailto:paulm(at)opentec(dot)com(dot)au 
Systems Integrator 
Opentec Pty Ltd
6 Lyon Park Road        Phone: (02) 9878 1744 
North Ryde NSW 2113     Fax:   (02) 9878 1755

pgsql-admin by date

Next:From: Alfred PerlsteinDate: 2000-11-24 07:14:03
Subject: Re: Which Linux Distribution
Previous:From: Alfred PerlsteinDate: 2000-11-23 22:49:00
Subject: Re: Which Linux Distribution

Privacy Policy | About PostgreSQL
Copyright © 1996-2017 The PostgreSQL Global Development Group