From: | Bruce Momjian <pgman(at)candle(dot)pha(dot)pa(dot)us> |
---|---|
To: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> |
Cc: | Qingqing Zhou <zhouqq(at)cs(dot)toronto(dot)edu>, pgsql-hackers(at)postgresql(dot)org |
Subject: | Re: Test request for Stats collector performance improvement |
Date: | 2006-06-15 15:57:36 |
Message-ID: | 200606151557.k5FFva918328@candle.pha.pa.us |
Views: | Raw Message | Whole Thread | Download mbox | Resend email |
Thread: | |
Lists: | pgsql-hackers pgsql-patches pgsql-performance |
Tom Lane wrote:
> "Qingqing Zhou" <zhouqq(at)cs(dot)toronto(dot)edu> writes:
> > Obviously it matches your expectation.
>
> Hm? I don't see any improvement there:
>
> > --Before patch --
> > real 0m1.149s
> > real 0m1.121s
> > real 0m1.128s
>
> > -- After patch --
> > real 0m1.275s
> > real 0m4.063s
> > real 0m1.259s
The report is incomplete. I need three outputs:
stats off
stats on
stats on, patched
He only reported two sets of results.
--
Bruce Momjian http://candle.pha.pa.us
EnterpriseDB http://www.enterprisedb.com
+ If your life is a hard drive, Christ can be your backup. +
From | Date | Subject | |
---|---|---|---|
Next Message | Jim C. Nasby | 2006-06-15 16:01:05 | Descriptions for catalog tables |
Previous Message | Tom Lane | 2006-06-15 15:19:04 | Re: ADD/DROP INHERITS |
From | Date | Subject | |
---|---|---|---|
Next Message | Peter Eisentraut | 2006-06-15 15:58:30 | Re: SQL/XML publishing function experimental patch II |
Previous Message | Bruce Momjian | 2006-06-15 15:56:43 | Re: SQL/XML publishing function experimental patch II |
From | Date | Subject | |
---|---|---|---|
Next Message | Jim C. Nasby | 2006-06-15 15:59:29 | Re: Precomputed constants? |
Previous Message | Jim C. Nasby | 2006-06-15 15:54:20 | Re: Postgres fsync off (not needed) with NetApp |