Re: [HACKERS] [PATCH] Vacuum: Update FSM more frequently

From: Claudio Freire <klaussfreire(at)gmail(dot)com>
To: Masahiko Sawada <sawada(dot)mshk(at)gmail(dot)com>
Cc: PostgreSQL-Dev <pgsql-hackers(at)postgresql(dot)org>
Subject: Re: [HACKERS] [PATCH] Vacuum: Update FSM more frequently
Date: 2018-02-27 15:54:04
Message-ID: CAGTBQpYEj2LTQYuecvmYY=G_FSnioEdBzHNaYQWG6_z=nLEB0A@mail.gmail.com
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On Tue, Feb 6, 2018 at 4:56 AM, Masahiko Sawada <sawada(dot)mshk(at)gmail(dot)com> wrote:
> For vacuuming fsm of index, we might have to consider to
> vacuum fsm of index after lazy_vacuum_index.

I've been thinking about that, and I think you're right.

So here's a fourth patch that adds that to nbtree's bulkdelete implementation.
Seems to be the best place to add such a thing.

GIN and GIST don't delete pages until vacuumcleanup, so they can't do
the same, sadly.

Attachment Content-Type Size
0004-Index-vacuum-Vacuum-FSM-after-each-bulkdelete-call.patch text/x-patch 3.5 KB

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