Re: [EXTERNAL] Support load balancing in libpq - Mailing list pgsql-hackers

From Jelte Fennema
Subject Re: [EXTERNAL] Support load balancing in libpq
Date
Msg-id CAGECzQTR1sg4WcqWGbhaJvNH3qgP6EGUGk4YdXoMN9nV7iFebQ@mail.gmail.com
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In response to Re: [EXTERNAL] Support load balancing in libpq  (Daniel Gustafsson <daniel@yesql.se>)
Responses Re: [EXTERNAL] Support load balancing in libpq  (Tatsuo Ishii <ishii@sraoss.co.jp>)
Re: [EXTERNAL] Support load balancing in libpq  (Daniel Gustafsson <daniel@yesql.se>)
List pgsql-hackers
I think it's fine to remove it. It originated from postmaster.c, where
I copied the original implementation of libpq_prng_init from.

On Tue, 28 Mar 2023 at 09:22, Daniel Gustafsson <daniel@yesql.se> wrote:
>
> > On 28 Mar 2023, at 09:16, Tatsuo Ishii <ishii@sraoss.co.jp> wrote:
>
> > "unlikely" macro is used in libpq_prng_init() in the patch. I wonder
> > if the place is really 'hot' to use "unlikely" macro.
>
> I don't think it is, I was thinking to rewrite as the below sketch:
>
> {
>     if (pg_prng_strong_seed(&conn->prng_state)))
>         return;
>
>     /* fallback seeding */
> }
>
> --
> Daniel Gustafsson
>



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