Re: Spurious pgstat_drop_replslot() call

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От Bertrand Drouvot
Тема Re: Spurious pgstat_drop_replslot() call
Дата
Msg-id Ze/zZ4sjydJm9yiA@ip-10-97-1-34.eu-west-3.compute.internal
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Ответ на Re: Spurious pgstat_drop_replslot() call  (Michael Paquier <michael@paquier.xyz>)
Ответы Re: Spurious pgstat_drop_replslot() call  (Alexander Lakhin <exclusion@gmail.com>)
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Hi,

On Tue, Mar 12, 2024 at 02:36:58PM +0900, Michael Paquier wrote:
> On Mon, Mar 11, 2024 at 04:15:40PM +0900, Michael Paquier wrote:
> > That's a slight change in behavior, unfortunately, and it cannot be
> > called a bug as this improves the visibility of the stats after an
> > invalidation, so this is not something that can be backpatched.
> 
> I've looked again at that and that was OK on a second look.

Thanks!

> May I
> suggest the attached additions with LWLockHeldByMeInMode to make sure
> that the stats are dropped and created while we hold
> ReplicationSlotAllocationLock?

Yeah, makes fully sense and looks good to me.

Regards,

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



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