| From: | Robert Creager <Robert_Creager(at)LogicalChaos(dot)org> |
|---|---|
| To: | "Jeffrey W(dot) Baker" <jwbaker(at)acm(dot)org> |
| Cc: | Robert Creager <Robert_Creager(at)logicalchaos(dot)org>, PGPerformance <pgsql-performance(at)postgresql(dot)org>, Andy Hewitt <Andy_Hewitt(at)StorageTek(dot)com> |
| Subject: | Re: Huge performance problem between 7.4.1 and 8.0.3 - CS |
| Date: | 2005-07-18 05:27:08 |
| Message-ID: | 20050717232708.382bb715@thunder.logicalchaos.org |
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| Lists: | pgsql-performance |
When grilled further on (Sun, 17 Jul 2005 22:09:11 -0700),
"Jeffrey W. Baker" <jwbaker(at)acm(dot)org> confessed:
>
> Did you build 8.0.3 yourself, or install it from packages? I've seen in
> the past where pg would build with the wrong kind of mutexes on some
> machines, and that would send the CS through the roof. If you did build
> it yourself, check your ./configure logs. If not, try strace.
I always build PG from source. I did check the config.log command line
(./configure) and they were similar enough. The system has not changed between
building the two versions (if it ain't broke...).
Cheers,
Rob
--
23:25:21 up 4 days, 3:00, 6 users, load average: 0.25, 0.15, 0.11
Linux 2.6.5-02 #8 SMP Mon Jul 12 21:34:44 MDT 2004
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