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From: Bertrand Drouvot <[email protected]>
To: Michael Paquier <[email protected]>
Cc: Nazir Bilal Yavuz <[email protected]>
Cc: Alvaro Herrera <[email protected]>
Cc: Kyotaro Horiguchi <[email protected]>
Cc: [email protected]
Subject: Re: per backend I/O statistics
Date: Fri, 3 Jan 2025 10:48:41 +0000
Message-ID: <[email protected]> (raw)
In-Reply-To: <[email protected]>
References: <[email protected]>
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Hi,

On Tue, Dec 24, 2024 at 02:35:16PM +0900, Michael Paquier wrote:
> On Fri, Dec 20, 2024 at 09:57:19AM +0000, Bertrand Drouvot wrote:
> > BTW, now that the per backend I/O statistics is done, I'll start working on per
> > backend wal statistics.
> 
> I think that this is a good idea.

Thanks for sharing your thoughts.

> It does not actually overlap the
> proposal in [1] as the stats persistency is not the same.  What this
> thread has taught me is that you could just plug in the stats of the
> new backend-level structure a PgStat_WalStats and retrieve them with a
> new function that returns a single tuple with the WAL stats
> attributes.  That should be rather straight-forward to achieve.

I started to look at it and should be able to share a patch next week.

Regards,

-- 
Bertrand Drouvot
PostgreSQL Contributors Team
RDS Open Source Databases
Amazon Web Services: https://aws.amazon.com

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