Re: PGC_SIGHUP shared_buffers?

On 2/19/24 13:13, Andres Freund wrote:
> On 2024-02-19 09:19:16 -0500, Joe Conway wrote:
>> Couldn't we scale the rounding, e.g. allow small allocations as we do now,
>> but above some number always round? E.g. maybe >= 2GB round to the nearest
>> 256MB, >= 4GB round to the nearest 512MB, >= 8GB round to the nearest 1GB,
>> etc?
> 
> That'd make the translation considerably more expensive. Which is important,
> given how common an operation this is.


Perhaps it is not practical, doesn't help, or maybe I misunderstand, but 
my intent was that the rounding be done/enforced when setting the GUC 
value which surely cannot be that often.

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