Re: Making WAL archiving faster — multi-file support and async ideas

From: Greg Sabino Mullane <htamfids(at)gmail(dot)com>
To: Alyona Vinter <dlaaren8(at)gmail(dot)com>
Cc: Stepan Neretin <slpmcf(at)gmail(dot)com>, PostgreSQL Hackers <pgsql-hackers(at)lists(dot)postgresql(dot)org>
Subject: Re: Making WAL archiving faster — multi-file support and async ideas
Date: 2025-08-25 13:38:16
Message-ID: CAKAnmmKQwS1U9JfOVKaeGsL3fyMftr_qQgu4-rkmAaFwAJKaRg@mail.gmail.com
Views: Whole Thread | Raw Message | Download mbox | Resend email
Thread:
Lists: pgsql-hackers

On Mon, Aug 25, 2025 at 4:31 AM Alyona Vinter <dlaaren8(at)gmail(dot)com> wrote:

> ... could attempt a restore using the incomplete archive. While we hope
> this would cause a clear error during recovery, there is a risk that
> partial application of non-sequential segments might lead to silent
> corruption or other unforeseen issues.
>

Can you expand on how that could happen? Postgres knows the name of the
next WAL to look for, so it's not going to ever jump over a missing file.

Cheers,
Greg

--
Crunchy Data - https://www.crunchydata.com
Enterprise Postgres Software Products & Tech Support

In response to

Responses

Browse pgsql-hackers by date

  From Date Subject
Next Message Andrei Lepikhov 2025-08-25 13:59:49 Re: [BUG] Remove self joins causes 'variable not found in subplan target lists' error
Previous Message Greg Sabino Mullane 2025-08-25 13:33:17 Re: [PATCH] Generate random dates/times in a specified range