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From: Laurenz Albe <[email protected]>
To: Sam Stearns <[email protected]>
To: Pgsql-admin <[email protected]>
Subject: Re: Postgres Parameters
Date: Tue, 11 Nov 2025 09:57:13 +0100
Message-ID: <[email protected]> (raw)
In-Reply-To: <CAN6TVj=QOuZDGdZegGN1ac0GPM7DgoYMBAWOJHLM68KprMAW1Q@mail.gmail.com>
References: <CAN6TVj=QOuZDGdZegGN1ac0GPM7DgoYMBAWOJHLM68KprMAW1Q@mail.gmail.com>

On Mon, 2025-11-10 at 15:28 -0800, Sam Stearns wrote:
> Could someone advise on how to determine the correct settings for the following, please?:
> 
>  * checkpoint_timeout
>  * max_wal_size

Leave "checkpoint_timeout" as it is, and increase "max_wal_size" to 10GB.
Wait, and if pg_stat_checkpointer tells you that many checkpoints are *not*
triggered by timeout, increase "max_wal_size".

Yours,
Laurenz Albe

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