Re: Is Diskeeper Automatic Mode safe? - Mailing list pgsql-performance

From Alvaro Herrera
Subject Re: Is Diskeeper Automatic Mode safe?
Date
Msg-id 20091116212554.GI3669@alvh.no-ip.org
Whole thread Raw
In response to Re: Is Diskeeper Automatic Mode safe?  (Craig James <craig_james@emolecules.com>)
List pgsql-performance
Craig James escribió:

> Do it more than once.  This is a highly erratic test that can catch
> your system at a wide variety of points, some of which cause no
> problems, and some of which can be catastrophic.  If you test and it
> fails, you know you have a problem.  If you test and it doesn't fail,
> you don't know much.  It's only when you've tested a number of times
> without failure that you've gained any real knowledge.

Of course, you're only truly safe when you've tested infinite times,
which may take a bit longer than management expects.

--
Alvaro Herrera                                http://www.CommandPrompt.com/
PostgreSQL Replication, Consulting, Custom Development, 24x7 support

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