Re: [PERFORM] Caching of Queries

2004-09-23 Thread jason.servetar
Scott: We have seen similar issues when we have had massive load on our web server. My determination was that simply the act of spawning and stopping postgres sessions was very heavy on the box, and by implementing connection pooling (sqlrelay), we got much higher throughput, and better response

Re: [PERFORM] SSD Drives

2004-08-02 Thread jason.servetar
Thanks I found the same info on the tigi and like what I saw. I also spoke with a consulting firm that has used them and also says good things, but they have not tried it with postgres. I will post an analysis of performance once we have the equipment ordered and installed. -Original Message-

Re: [PERFORM] postgresql and openmosix migration

2004-06-22 Thread jason.servetar
Sounds like an issue I have experienced in Oracle as well. If you can you might want consider breaking out your database into oltp (on line transaction processing) and data warehouse db. You run you any reports you can nightly into a set of warehouse tables and save your daytime cpus for incoming i

[PERFORM] RamDisk

2004-06-08 Thread jason.servetar
  I am putting together new server to deal with huge burst loads of traffic.  I have been reading up on performance recommendations on the site and am interested to try a battery backed up ram disks for the wal buffer. I would like to hear about types and brands of ram disk you have tried

[PERFORM] Most transactions per second on largest box?

2004-06-03 Thread jason.servetar
This is a very general question but what is the largest linux box anyone has run PostgreSQL on and what kind of concurrent transactions per second have you seen?   We have a client who has huge bursts of activity, coinciding with high rated TV appearances, meaning hundreds of thousands o