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From: Daniele Varrazzo <[email protected]>
To: David Raymond <[email protected]>
Cc: [email protected] <[email protected]>
Subject: Re: CPU usage for queries, psycopg 2 vs 3
Date: Mon, 11 Sep 2023 16:26:21 +0100
Message-ID: <CA+mi_8Y1mF3w_J_ishB_SG_Tw3Wg=syQXWgOGZWfPrYaUL71Yg@mail.gmail.com> (raw)
In-Reply-To: <DB7PR07MB3916A230837909499A87EF3287E8A@DB7PR07MB3916.eurprd07.prod.outlook.com>
References: <DB7PR07MB3916A230837909499A87EF3287E8A@DB7PR07MB3916.eurprd07.prod.outlook.com>

Hello David,

On Tue, 5 Sept 2023 at 18:52, David Raymond <[email protected]> wrote:
>
> I've noticed that CPU usage for queries seems to have drastically increased going from psycopg2 to psycopg3.
> [...]
> This is on Windows, where I install with "pip install psycopg2-binary" and "pip install psycopg[binary]"

I have tested your script on Linux and on this platform I can't
reproduce the issue. Psycopg 3 CPU usage remains low.

I will try to repeat your test on Windows.

-- Daniele

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