| From: | Heikki Linnakangas <hlinnaka(at)iki(dot)fi> |
|---|---|
| To: | Alvaro Herrera <alvherre(at)alvh(dot)no-ip(dot)org>, Mihail Nikalayeu <mihailnikalayeu(at)gmail(dot)com> |
| Cc: | Amit Kapila <amit(dot)kapila16(at)gmail(dot)com>, Antonin Houska <ah(at)cybertec(dot)at>, Andres Freund <andres(at)anarazel(dot)de>, Srinath Reddy Sadipiralla <srinath2133(at)gmail(dot)com>, Matthias van de Meent <boekewurm+postgres(at)gmail(dot)com>, Pg Hackers <pgsql-hackers(at)lists(dot)postgresql(dot)org>, Robert Treat <rob(at)xzilla(dot)net> |
| Subject: | Re: Adding REPACK [concurrently] |
| Date: | 2026-07-01 14:43:50 |
| Message-ID: | 5463507c-b047-4547-a684-b4d1a7fbba3e@iki.fi |
| Views: | Whole Thread | Raw Message | Download mbox | Resend email |
| Thread: | |
| Lists: | pgsql-hackers |
On 17/06/2026 21:19, Alvaro Herrera wrote:
> Hello Mihail,
>
> On 2026-Jun-03, Mihail Nikalayeu wrote:
>
>> Hello, everyone!
>>
>> I think it is a good time to remind we still have a potential deadlock
>> issue leading to loosing vast amount of REPACK work.
>>
>> Best soltuion I was able to craft so far is [1].
>
>> [1]: https://www.postgresql.org/message-id/flat/CADzfLwXbUWuS6H4uJEFVL1jS1kzsVnuJ%2BzX1%2BtAEhQxBnEiGKw%40mail.gmail.com
>
> Right. I spent some time looking at this patch just before pgconf.dev,
> and I have to admit I was a bit scared -- that code is really
> non-obvious, and breakage here could mean big trouble in case something
> goes wrong in weird situations.
>
> So I think we should let this slip for pg19, and get this patch reviewed
> and pushed early in pg20 in the coming weeks, so that we have more of a
> chance to discover breakage in the time until pg20 release next year.
There's still an open item for this on the wiki [1]. Is the decision to
let this slip for pg19? If so, please update the open items list. Thanks!
[1] https://wiki.postgresql.org/wiki/PostgreSQL_19_Open_Items
- Heikki
| From | Date | Subject | |
|---|---|---|---|
| Next Message | jian he | 2026-07-01 14:44:49 | Re: The PostgreSQL C Dialect |
| Previous Message | Ayush Tiwari | 2026-07-01 14:30:38 | Re: GetBufferDescriptor() being called for local buffers from MarkBufferDirtyHint() |