| From: | Amit Kapila <amit(dot)kapila16(at)gmail(dot)com> |
|---|---|
| To: | "Hayato Kuroda (Fujitsu)" <kuroda(dot)hayato(at)fujitsu(dot)com> |
| Cc: | "Drouvot, Bertrand" <bertranddrouvot(dot)pg(at)gmail(dot)com>, Andres Freund <andres(at)anarazel(dot)de>, pgsql-hackers <pgsql-hackers(at)postgresql(dot)org>, Peter Eisentraut <peter(dot)eisentraut(at)enterprisedb(dot)com>, Bruce Momjian <bruce(at)momjian(dot)us>, Ashutosh Sharma <ashu(dot)coek88(at)gmail(dot)com> |
| Subject: | Re: Synchronizing slots from primary to standby |
| Date: | 2023-06-29 10:45:35 |
| Message-ID: | CAA4eK1+MBnxzbkFnwkNBscFL4Xh5X3OLL6GyPiE0U2Qg-htZpg@mail.gmail.com |
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On Thu, Jun 29, 2023 at 3:52 PM Hayato Kuroda (Fujitsu)
<kuroda(dot)hayato(at)fujitsu(dot)com> wrote:
>
> Dear Drouvot,
>
> Hi, I'm also interested in the feature. Followings are my high-level comments.
> I did not mention some detailed notations because this patch is not at the stage.
> And very sorry that I could not follow all of this discussions.
>
> 1. I thought that we should not reuse logical replication launcher for another purpose.
> The background worker should have only one task. I wanted to ask opinions some other people...
>
IIUC, the launcher will launch the sync slot workers corresponding to
slots that need sync on standby and apply workers for active
subscriptions on primary (which will be a subscriber in this context).
If this is correct, then do you expect to launch a separate kind of
standby launcher for sync slots?
--
With Regards,
Amit Kapila.
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