Re: Introduce WAIT_EVENT_EXTENSION and WAIT_EVENT_BUFFER_PIN

From: Andres Freund <andres(at)anarazel(dot)de>
To: Robert Haas <robertmhaas(at)gmail(dot)com>
Cc: Michael Paquier <michael(at)paquier(dot)xyz>, "Drouvot, Bertrand" <bertranddrouvot(dot)pg(at)gmail(dot)com>, PostgreSQL Hackers <pgsql-hackers(at)lists(dot)postgresql(dot)org>
Subject: Re: Introduce WAIT_EVENT_EXTENSION and WAIT_EVENT_BUFFER_PIN
Date: 2023-05-17 23:38:32
Message-ID: 20230517233832.si5zpq3qnxmx3swb@awork3.anarazel.de
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On 2023-05-17 09:22:19 -0400, Robert Haas wrote:
> Adding pgstat_get_wait_extension adds runtime cost for no corresponding
> benefit. Having a special case in the code to avoid that seems worthwhile.

I don't think that should ever be used in a path where performance is
relevant?

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