Re: Using read stream in autoprewarm

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От Melanie Plageman
Тема Re: Using read stream in autoprewarm
Дата
Msg-id CAAKRu_YqGhQLei3Oom7N0VzG7zVJ9v-WjH-cv0F8O+_zHuBOtA@mail.gmail.com
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Ответ на Re: Using read stream in autoprewarm  (Melanie Plageman <melanieplageman@gmail.com>)
Ответы Re: Using read stream in autoprewarm
Список pgsql-hackers
On Mon, Mar 31, 2025 at 3:27 PM Melanie Plageman
<melanieplageman@gmail.com> wrote:
>
> I think there might be another problem with the code. We only set
> cur_database in the loop in autoprewarm_databas_main() when it is 0
>
>         if (cur_database != blk->database)
>         {
>             if (cur_database == 0)
>                 cur_database = blk->database;
>
> I know that the read stream will return InvalidBlockNumber when we
> move onto the next database, but I don't see how we will end up
> actually stopping prewarming in autoprewarm_database_main() when we
> move on to the next database.

Whoops, this isn't right. It does work. I'm going to draft a version
suggesting slightly different variable naming and a couple comments to
make this more clear.

- Melanie



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