Re: Performance evaluation of PostgreSQL's historic releases - Mailing list pgsql-general

From Scott Marlowe
Subject Re: Performance evaluation of PostgreSQL's historic releases
Date
Msg-id dcc563d10909291603x13fac5bbu3e6731522af79e39@mail.gmail.com
Whole thread Raw
In response to Re: Performance evaluation of PostgreSQL's historic releases  (Greg Smith <gsmith@gregsmith.com>)
Responses Re: Performance evaluation of PostgreSQL's historic releases  (György Vilmos <vilmos.gyorgy@gmail.com>)
List pgsql-general
On Tue, Sep 29, 2009 at 4:47 PM, Greg Smith <gsmith@gregsmith.com> wrote:
> P.S. On your write-heavy tests, increasing checkpoint_segments a lot should
> improve overall performance, if you re-test at some point.

Just wanted to add that in order to really test a db, you need a
benchmark that runs a lot longer than a few minutes.  I routinely use
tests that run for hours to get an idea how things like write ahead
logging and such affect the db under heavy, long term load.

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