[imp] MySQL performance tuning.

Christopher Crowley ccrowley@tulane.edu
Wed, 28 Aug 2002 16:38:14 -0500


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Shawn -

Thanks.  I added the index, and it looks better already. I will have
to wait again for the real heavy load time tomorrow, but I expect
that index to make a significant improvement.  We are at 80K records
in turba_objects.  What hardware are you running on? 

Christopher Crowley
TIS Network Services
Tulane University
ccrowley@tulane.edu
504.314.2535
PGP Key ID: 0x7CF18FDB


- ----- Original Message ----- 
From: "Shawn Robinson" <Shawn.Robinson@telus.com>
To: "Christopher Crowley" <ccrowley@tulane.edu>;
<imp@lists.horde.org>
Sent: Wednesday, August 28, 2002 3:57 PM
Subject: Re: [imp] MySQL performance tuning.


> Add an index on turba_objects object_owner.  If you have lots of
> users  searching the address book, it's killer to do a table scan
> even if it's cached. We've got about 500K addressbook entries, and
> the index was necessary at  around 150K.
> 
> Regards,
> Shawn

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