Horton

Re: Proposal for enabling auto-vectorization for checksum calculations

Andrew Kim <tenistarkim@gmail.com>

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From: Andrew Kim <tenistarkim@gmail.com>
To: John Naylor <johncnaylorls@gmail.com>
Cc: pgsql-hackers@lists.postgresql.org
Date: 2025-09-24T21:50:44Z
Lists: pgsql-hackers

Commits

Same data as JSON: GET /api/v1/messages/:b64id/commits the thread's linked commits as JSON, with link sources. API reference →

  1. Use AVX2 for calculating page checksums where available

  2. Refactor checksumming code to make it easier to use externally.

Attachments

On Tue, Sep 23, 2025 at 11:32 PM John Naylor johncnaylorls@gmail.com wrote:

There is no attachment in this thread, so it's not showing up in the
commitfest entry (which will need to be moved to next open
commitfest), so it's not getting CI testing:

https://commitfest.postgresql.org/patch/5726/

Note that the whole series must be attached in a single email, or it
won't get automated testing.

Thanks, John. I see the issue now — I’ll attach the entire patch
series in a single email so it shows up properly in the commitfest and
gets CI coverage.

Please find attached v6 of the patchset, updated per your feedback.

Best regards,
Andrew Kim


On Tue, Sep 23, 2025 at 11:32 PM John Naylor <johncnaylorls@gmail.com> wrote:
>
> On Thu, Sep 11, 2025 at 1:55 PM root <tenistarkim@gmail.com> wrote:
> > Thanks for the feedback. This is v5 of the patchset, updated following your comments:
> >
> > - Moved the function pointer definitions out of common headers and
> >   into src/port, consistent with existing practice.
>
> There is no attachment in this thread, so it's not showing up in the
> commitfest entry (which will need to be moved to next open
> commitfest), so it's not getting CI testing:
>
> https://commitfest.postgresql.org/patch/5726/
>
> Note that the whole series must be attached in a single email, or it
> won't get automated testing.
>
> --
> John Naylor
> Amazon Web Services