Re: Improving the latch handling between logical replication launcher and worker processes.

On Fri, 10 May 2024 at 07:39, Hayato Kuroda (Fujitsu)
<kuroda.hayato@fujitsu.com> wrote:
>
> Dear Vignesh,
>
> Thanks for raising idea!
>
> > a) Introduce a new latch to handle worker attach and exit.
>
> Just to confirm - there are three wait events for launchers, so I feel we may be
> able to create latches per wait event. Is there a reason to introduce
> "a" latch?

One latch is enough, we can use the new latch for both worker starting
and worker exiting. The other existing latch can be used for other
purposes.  Something like the attached patch.

Regards,
Vignesh