| From: | Masahiko Sawada <sawada(dot)mshk(at)gmail(dot)com> |
|---|---|
| To: | Sami Imseih <samimseih(at)gmail(dot)com> |
| Cc: | Maxim Orlov <orlovmg(at)gmail(dot)com>, Postgres hackers <pgsql-hackers(at)lists(dot)postgresql(dot)org> |
| Subject: | Re: POC: Parallel processing of indexes in autovacuum |
| Date: | 2025-05-02 22:06:41 |
| Message-ID: | CAD21AoCa9g7db+0mBayM-EcEO+wQjWV9bwvV3qPg_3ZCyqsMNg@mail.gmail.com |
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| Lists: | pgsql-hackers |
On Fri, May 2, 2025 at 9:58 AM Sami Imseih <samimseih(at)gmail(dot)com> wrote:
>
> > Once we have parallel heap vacuum, as discussed in thread[1], it would
> > also likely be beneficial to incorporate it into autovacuum during
> > aggressive vacuum or failsafe mode.
>
> IIRC, index cleanup is disabled by failsafe.
Yes. My idea is to use parallel *heap* vacuum in autovacuum during
failsafe mode. I think it would make sense as users want to complete
freezing tables as soon as possible in this situation.
Regards,
--
Masahiko Sawada
Amazon Web Services: https://aws.amazon.com
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