Re: Upgrading from 9.2 to 9.3 causes performance degradation

From: Ray Stell <stellr(at)vt(dot)edu>
To: Álvaro Nunes Lemos Melo <al_nunes(at)atua(dot)com(dot)br>
Cc: pgsql-general(at)postgresql(dot)org
Subject: Re: Upgrading from 9.2 to 9.3 causes performance degradation
Date: 2014-03-24 00:44:26
Message-ID: 662AB9C8-B618-4606-AC24-C6DF7814E16C@gmail.com
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On Mar 23, 2014, at 7:58 PM, Álvaro Nunes Lemos Melo wrote:
...
> the whole system is slower.
>
> Below is my data, and I really hope we can find what is happening, or I'll have to downgrade to 9.2 and wait for 9.4 release.

I think this is a good starting place:
http://wiki.postgresql.org/wiki/SlowQueryQuestions

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