| From: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> |
|---|---|
| To: | "David G(dot) Johnston" <david(dot)g(dot)johnston(at)gmail(dot)com> |
| Cc: | Loles <lolesft(at)gmail(dot)com>, Dilip Kumar <dilipbalaut(at)gmail(dot)com>, "pgsql-generallists(dot)postgresql(dot)org" <pgsql-general(at)lists(dot)postgresql(dot)org> |
| Subject: | |
| Date: | 2021-05-17 14:13:10 |
| Message-ID: | 2798744.1621260790@sss.pgh.pa.us |
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| Lists: | pgsql-general |
"David G. Johnston" <david(dot)g(dot)johnston(at)gmail(dot)com> writes:
> On Monday, May 17, 2021, Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> wrote:
>> It looks like it won't be started if you set
>> max_logical_replication_workers = 0.
> I was wondering about that. Would you mind posting a link to the code
> where that is checked? I actually looked though admittedly not that hard.
See ApplyLauncherRegister() in src/backend/replication/logical/launcher.c.
That's called from PostmasterMain(). It doesn't actually *launch* the
process, but it creates the background worker record that causes it to
be started a little later.
regards, tom lane
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