Re: [PERFORM] FreeBSD config

2004-02-28 Thread Shridhar Daithankar
On Friday 27 February 2004 21:03, scott.marlowe wrote: Linux doesn't work with a pre-assigned size for kernel cache. It just grabs whatever's free, minus a few megs for easily launching new programs or allocating more memory for programs, and uses that for the cache. then, when a request

[PERFORM] WAL Optimisation - configuration and usage

2004-02-28 Thread Rob Fielding
Hi, There alot here, so skip to the middle from my WAL settings if you like. I'm currently investigating the performance on a large database which consumes email designated as SPAM for the perusal of customers wishing to check. This incorporates a number of subprocesses - several delivery

Re: [PERFORM] WAL Optimisation - configuration and usage

2004-02-28 Thread Richard Huxton
Rob Sir - I have to congratulate you on having the most coherently summarised and yet complex list query I have ever seen. I fear that I will be learning from this problem rather than helping, but one thing did puzzle me - you've set your random_page_cost to 0.5? I'm not sure this is

[PERFORM] compiling 7.4.1 on Solaris 9

2004-02-28 Thread teknokrat
can anyone tell me what the best way to compile postgresql 7.4.1 on Solaris 9 (UltraSparcIII) is? I have latest gmake and gcc installed. I was going to use CFLAGS=-O2 -fast -mcpu=ultrasparc based on snippets I've read about the place. Would using -O3 be an improvement? thanks

Re: [PERFORM] Database Server Tuning

2004-02-28 Thread Troels Arvin
On Thu, 26 Feb 2004 16:28:07 -0500, John Allgood wrote: I am planning on separating the OS, Data, WAL on to separate drives which will be mirrored. Have you considered RAID-10 in stead of RAID-1? I am looking for input on setting kernel parameters, and Postgres server runtime

Re: [PERFORM] [HACKERS] [SQL] Materialized View Summary

2004-02-28 Thread Jonathan Gardner
-BEGIN PGP SIGNED MESSAGE- Hash: SHA1 On Tuesday 24 February 2004 01:48 pm, Robert Treat wrote: On Tue, 2004-02-24 at 12:11, Richard Huxton wrote: On Tuesday 24 February 2004 16:11, Jonathan M. Gardner wrote: I've written a summary of my findings on implementing and using

Re: [PERFORM] [HACKERS] Materialized View Summary

2004-02-28 Thread Mark Gibson
Jonathan M. Gardner wrote: You can view my summary at http://jonathangardner.net/PostgreSQL/materialized_views/matviews.html Comments and suggestions are definitely welcome. Fantastic, I was planning on a bit of materialized view investigations myself when time permits, I'm pleased to see