Re: [PoC] Improve dead tuple storage for lazy vacuum

From: Masahiko Sawada <sawada(dot)mshk(at)gmail(dot)com>
To: John Naylor <john(dot)naylor(at)enterprisedb(dot)com>
Cc: Nathan Bossart <nathandbossart(at)gmail(dot)com>, Andres Freund <andres(at)anarazel(dot)de>, Matthias van de Meent <boekewurm+postgres(at)gmail(dot)com>, Yura Sokolov <y(dot)sokolov(at)postgrespro(dot)ru>, PostgreSQL-development <pgsql-hackers(at)postgresql(dot)org>
Subject: Re: [PoC] Improve dead tuple storage for lazy vacuum
Date: 2022-11-16 05:33:05
Message-ID: CAD21AoAp2=CMn8F8JYBvD=0HtPyJ+sFY4t74VKTsaG0G19RuJQ@mail.gmail.com
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On Wed, Nov 16, 2022 at 1:46 PM John Naylor
<john(dot)naylor(at)enterprisedb(dot)com> wrote:
>
>
> On Tue, Nov 15, 2022 at 11:59 AM Masahiko Sawada <sawada(dot)mshk(at)gmail(dot)com> wrote:
> > Thanks! Please let me know if there is something I can help with.
>
> I didn't get very far because the tests fail on 0004 in rt_verify_node:
>
> TRAP: failed Assert("n4->chunks[i - 1] < n4->chunks[i]"), File: "../src/backend/lib/radixtree.c", Line: 2186, PID: 18242

Which tests do you use to get this assertion failure? I've confirmed
there is a bug in 0005 patch but without it, "make check-world"
passed.

Regards,

--
Masahiko Sawada
Amazon Web Services: https://aws.amazon.com

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