Re: Profile what the production server is doing

From: Baron Schwartz <baron(dot)schwartz(at)gmail(dot)com>
To: Thomas Güttler <guettliml(at)thomas-guettler(dot)de>
Cc: postgres performance list <pgsql-performance(at)postgresql(dot)org>
Subject: Re: Profile what the production server is doing
Date: 2018-07-23 14:01:31
Message-ID: CAPXQ3QYsXxaS7TbZAY+JYVXSaKGkdg=+_i20UHCx=8wM3etmiA@mail.gmail.com
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I'm biased, but I think VividCortex (my company's product) is amazing at
this.

On Mon, Jul 23, 2018 at 7:18 AM Thomas Güttler <guettliml(at)thomas-guettler(dot)de>
wrote:

> Is there a tool which does this for PostgreSQL?
>
> Take a "snapshot" of what the server is doing about 10 times per second.
> Write this to a file.
> After N hours you can aggregate the file.
> What does the server do most of the time?
> Which tables/index gets used the most.
>
> Before optimizing a database, I would like to know what is going
> on in the production system.
>
> I know that there are internal tables like pg_stat_statements.
> But I guess doing a snapshot every N millseconds will present a
> better picture of what is going in in real life.
>
> Is there already a tool which goes this way?
>
> Or is there a better way?
>
> Regards,
> Thomas Güttler
>
> --
> Thomas Guettler http://www.thomas-guettler.de/
> I am looking for feedback:
> https://github.com/guettli/programming-guidelines
>
>

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