On Thu, Oct 16, 2025 at 1:46 AM Hayato Kuroda (Fujitsu) <[email protected]> wrote: > > Dear Sawada-san, > > > It's not harmful in practice. I've considered waking up the postmaster > > with a new PMSignalReason, but I thought it's overkill to introduce a > > new reason just to wake up the postmaster. If there is a convenient > > way, I'd like to use that. > > It's not straightforward, but can we reuse SIGHUP signal for the purpose? This > operation actually modifies the GUC parameter wal_level. One downside is that > postmaster will propagated it to all processes, which is not required.
I think there is a big drawback that the server ends up reloading all other GUC parameters, which might not be an expected timing for users. Regards, -- Masahiko Sawada Amazon Web Services: https://aws.amazon.com
