| From: | Greg Smith <gsmith(at)gregsmith(dot)com> |
|---|---|
| To: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> |
| Cc: | Matthew Wakeling <matthew(at)flymine(dot)org>, Robert Haas <robertmhaas(at)gmail(dot)com>, pgsql-performance(at)postgresql(dot)org |
| Subject: | Re: GiST index performance |
| Date: | 2009-06-26 14:33:24 |
| Message-ID: | alpine.GSO.2.01.0906261028320.1033@westnet.com |
| Views: | Raw Message | Whole Thread | Download mbox | Resend email |
| Thread: | |
| Lists: | pgsql-performance |
On Thu, 11 Jun 2009, Tom Lane wrote:
> Matthew Wakeling <matthew(at)flymine(dot)org> writes:
>> Oprofile scares me with the sheer number of options.
>
> You can ignore practically all of them; the defaults are pretty sane.
> The recipe I usually follow is:
An excellent brain dump from Tom and lots of other good stuff in this
thread. I just dumped a summary of all the profiling lore discussed onto
http://wiki.postgresql.org/wiki/Profiling_with_OProfile as I don't know
that I've ever seen a concise intro to this subject before.
--
* Greg Smith gsmith(at)gregsmith(dot)com http://www.gregsmith.com Baltimore, MD
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