| From: | Michael Adler <adler(at)pobox(dot)com> |
|---|---|
| To: | PostgreSQL-development <pgsql-hackers(at)postgresql(dot)org> |
| Cc: | Mark Wong <markw(at)osdl(dot)org>, Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>, Momjian <pgman(at)candle(dot)pha(dot)pa(dot)us>, pgsql(at)mohawksoft(dot)com |
| Subject: | Re: 8.0.X and the ARC patent |
| Date: | 2005-03-02 18:45:15 |
| Message-ID: | 20050302184515.GB13039@pobox.com |
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| Lists: | pgsql-hackers |
On Wed, Mar 02, 2005 at 07:21:41AM -0800, Mark Wong wrote:
> Ah, ok. I've reapplied the 2Q patch to CVS from 20050301:
> http://www.osdl.org/projects/dbt2dev/results/dev4-010/313/
>
> I ran it for 3 hours, just in case, and the charts suggest it flattens
> out after 2 hours.
Looking at the "Response Time Charts"
8.0.1/ARC
http://www.osdl.org/projects/dbt2dev/results/dev4-010/309/rt.html
20050301 with 2Q patch
http://www.osdl.org/projects/dbt2dev/results/dev4-010/313/rt.html
It seems like the average response time has gone down, but the worse
case ceiling has raised about 35%.
-Mike
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