| From: | Bill Moran <wmoran(at)collaborativefusion(dot)com> |
|---|---|
| To: | cluster <skrald(at)amossen(dot)dk> |
| Cc: | pgsql-performance(at)postgresql(dot)org |
| Subject: | Re: Query only slow on first run |
| Date: | 2007-11-27 18:55:50 |
| Message-ID: | 20071127135550.956f0f9e.wmoran@collaborativefusion.com |
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| Lists: | pgsql-performance |
In response to cluster <skrald(at)amossen(dot)dk>:
> >> Probably by buying much faster disk hardware.
> > Or buy more RAM, so that the data can stay cached.
>
> So the only problem here is lack of RAM and/or disk speed?
Not automatically, but the chances that more RAM and/or faster disks will
improve this situation are probably 90% or better.
Other things that could cause this problem are poor schema design, and
unreasonable expectations.
--
Bill Moran
Collaborative Fusion Inc.
http://people.collaborativefusion.com/~wmoran/
wmoran(at)collaborativefusion(dot)com
Phone: 412-422-3463x4023
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