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: 2018-02-08 15:45:15
Message-ID: CAGTBQpadngogX7CL2gohdrEAupTpqnmYwTUhOS7JNYFHROb3Tw@mail.gmail.com
Views: Raw Message | Whole Thread | Download mbox
Thread:
Lists: pgsql-hackers

On Thu, Feb 8, 2018 at 1:36 AM, Masahiko Sawada <sawada(dot)mshk(at)gmail(dot)com> wrote:
> On Tue, Feb 6, 2018 at 9:51 PM, Claudio Freire <klaussfreire(at)gmail(dot)com> wrote:
>> I can look into doing 3, that *might* get rid of the need to do that
>> initial FSM vacuum, but all other intermediate vacuums are still
>> needed.
>
> Understood. So how about that this patch focuses only make FSM vacuum
> more frequently and leaves the initial FSM vacuum and the handling
> cancellation cases? The rest can be a separate patch.

Ok.

Attached split patches. All but the initial FSM pass is in 1, the
initial FSM pass as in the original patch is in 2.

I will post an alternative patch for 2 when/if I have one. In the
meanwhile, we can talk about 1.

Attachment Content-Type Size
0002-Vacuum-do-a-partial-FSM-vacuum-at-the-beginning.patch text/x-patch 2.2 KB
0001-Vacuum-Update-FSM-more-frequently-v3.patch text/x-patch 12.6 KB

In response to

Responses

Browse pgsql-hackers by date

  From Date Subject
Next Message amul sul 2018-02-08 15:54:16 Re: In logical replication concurrent update of partition key creates a duplicate record on standby.
Previous Message Tom Lane 2018-02-08 14:28:10 Re: Disabling src/test/[ssl|ldap] when not building with SSL/LDAP support