On Fri, May 17, 2024 at 06:30:08PM +0000, Imseih (AWS), Sami wrote:
>> The advantage of the GUC is that its value could be seen before trying to
>> actually start the server.
>
> Only if they have a sample in postgresql.conf file, right?
> A GUC like shared_memory_size_in_huge_pages will not be.
shared_memory_size_in_huge_pages is computed at runtime and can be viewed
with "postgres -C" before actually trying to start the server [0].
[0] https://www.postgresql.org/docs/devel/kernel-resources.html#LINUX-HUGE-PAGES
--
Nathan Bossart
Amazon Web Services: https://aws.amazon.com
