| From: | Thomas Munro <thomas(dot)munro(at)gmail(dot)com> |
|---|---|
| To: | Andres Freund <andres(at)anarazel(dot)de> |
| Cc: | Dmitry Dolgov <9erthalion6(at)gmail(dot)com>, PostgreSQL Hackers <pgsql-hackers(at)lists(dot)postgresql(dot)org> |
| Subject: | Re: Automatically sizing the IO worker pool |
| Date: | 2026-04-08 02:24:57 |
| Message-ID: | CA+hUKG+WZfFjwE-nDpKbzq=M37GntjcqvKdzV+dLkDgXEWppdg@mail.gmail.com |
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| Lists: | pgsql-hackers |
On Wed, Apr 8, 2026 at 2:09 PM Thomas Munro <thomas(dot)munro(at)gmail(dot)com> wrote:
> > Seems like there should be two fields. One saying "notify postmaster again"
> > and one "postmaster start a worker". The former would only be cleared by
> > postmaster after the timeout.
>
> Good idea. V7 has two tweaks:
>
> * separate grow and grow_signal_sent flags, as you suggested
> * it also applies the io_worker_launch_delay to cancelled grow requests
Oh, but that logic should of course be moved below the "time in the
past" check. Will do...
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