| From: | solai v <solai(dot)cdac(at)gmail(dot)com> |
|---|---|
| To: | Álvaro Herrera <alvherre(at)kurilemu(dot)de> |
| Cc: | Benoit Lobréau <benoit(dot)lobreau(at)dalibo(dot)com>, pgsql-hackers <pgsql-hackers(at)postgresql(dot)org> |
| Subject: | Re: Logging parallel worker draught |
| Date: | 2026-06-09 09:35:03 |
| Message-ID: | CAF0whucpa40tw_S_qOEyZ0PCpDuWuWxmZjwmR_8ZehDNTBTcyQ@mail.gmail.com |
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| Lists: | pgsql-hackers |
Hi
> Yeah, I think some hunks disappeared from 0001, in the .h files as well
> as the .sgml docs. Probably just a borked merge. I re-merged them,
> here's the patchset again. I did not review this.
I retested the updated v11 patch series.
The patches applied cleanly and postgresql built successfully.
I verified that the new GUC log_parallel_workers is available .Using
SET log_parallel_workers = ' shortage ' ;
I reproduced a parallel worker shortage scenario where the query
planned 2 workers but launched only 1 worker.
The server log correctly reported LOG: launched 1 parallel workers
(planned:2)
and EXPLAIN ANALYZE showed
Workers planned: 2
workers Launched: 1
So the updated patch appears to work intended in this test case.
Regards
solai
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