Re: eliminate xl_heap_visible to reduce WAL (and eventually set VM on-access) - Mailing list pgsql-hackers

On Fri, Sep 5, 2025 at 6:20 PM Melanie Plageman
<melanieplageman@gmail.com> wrote:
>
> > On 2025-09-02 19:11:01 -0400, Melanie Plageman wrote:
> > > From dd98177294011ee93cac122405516abd89f4e393 Mon Sep 17 00:00:00 2001
> > > From: Melanie Plageman <melanieplageman@gmail.com>
> > > Date: Wed, 27 Aug 2025 08:50:15 -0400
> > > Subject: [PATCH v8 01/22] Remove unneeded VM pin from VM replay
>
> I didn't push it yet because I did a new version that actually
> eliminates the asserts in heap_multi_insert() before calling
> visibilitymap_set() -- since they are redundant with checks inside
> visibilitymap_set(). 0001 of attached v9 is what I plan to push,
> barring any objections.

I pushed this, so rebased v10 is  attached. I've added one new patch:
0002 adds ERRCODE_DATA_CORRUPTED to the existing log messages about
VM/data corruption in vacuum. Andrey Borodin earlier suggested this,
and I had neglected to include it.

- Melanie