Re: 9.1 vs 8.4 performance - Mailing list pgsql-general

From Jeff Janes
Subject Re: 9.1 vs 8.4 performance
Date
Msg-id CAMkU=1xAMityjoNmpnXziJqwH5ajfuwPWBkH1aGv6pvUngiLrQ@mail.gmail.com
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In response to 9.1 vs 8.4 performance  (salah jubeh <s_jubeh@yahoo.com>)
List pgsql-general
On Fri, Sep 21, 2012 at 7:32 AM, salah jubeh <s_jubeh@yahoo.com> wrote:
> Hello,
>
> I have two postgresql servers 9.1.5 and 8.4.8  running on ubuntu machine,
> both are fresh installs and both has the same configuration files and
> databases.
>
> I am running queries sequentially on each machine using a database  dumped
> from a life server ,  and 9.1 server is much slower than 8.4.
>
> I am wondering what might be the cause for this behaviour?  Does 9.1
> requires more attention on setting some parameters ..  ?

At this level of detail, it is impossible to give an answer.  Some
people will find 9.1 faster, some slower.  I suspect more will find it
faster than slower.

Can you provide an easily reproducible test case?

Cheers,

Jeff


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