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Re: RAID arrays and performance

From: "Scott Marlowe" <scott(dot)marlowe(at)gmail(dot)com>
To: "Greg Smith" <gsmith(at)gregsmith(dot)com>
Cc: "Matthew Wakeling" <matthew(at)flymine(dot)org>, pgsql-performance(at)postgresql(dot)org
Subject: Re: RAID arrays and performance
Date: 2008-09-18 19:33:55
Message-ID: (view raw, whole thread or download thread mbox)
Lists: pgsql-performance
On Thu, Sep 18, 2008 at 1:30 PM, Greg Smith <gsmith(at)gregsmith(dot)com> wrote:
> If you have some specific bitmap index scan test case suggestions you can
> pass along (either publicly or in private to me, I can probably help
> anonymize them), that's one of the things that has been holding this up.
> Alternately, if you'd like to join in on testing this all out more help
> would certainly be welcome.

I posted in pgsql-perform about a problem that's using bitmap heap
scans that's really slow compared to just using nested-loops.  Don't
know if that is relevant or not.

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Next:From: Rainer MagerDate: 2008-09-19 00:34:32
Subject: why does this use the wrong index?
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