Re: Improve pg_sync_replication_slots() to wait for primary to advance

Ajin Cherian <itsajin@gmail.com>

From: Ajin Cherian <itsajin@gmail.com>

To: Amit Kapila <amit.kapila16@gmail.com>

Cc: Yilin Zhang <jiezhilove@126.com>, Chao Li <li.evan.chao@gmail.com>, shveta malik <shveta.malik@gmail.com>, Ashutosh Bapat <ashutosh.bapat.oss@gmail.com>, Japin Li <japinli@hotmail.com>, Ashutosh Sharma <ashu.coek88@gmail.com>, PostgreSQL mailing lists <pgsql-hackers@postgresql.org>

Date: 2025-12-12T00:05:04Z

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 →

Enhance slot synchronization API to respect promotion signal.
- 4bed04d39566 17.10 landed
- 94efd308bcec 18.4 landed
- 1362bc33e025 19 (unreleased) landed
Fix inconsistent elevel in pg_sync_replication_slots() retry logic.
- f1ddaa15357f 19 (unreleased) landed
Refactor slot synchronization logic in slotsync.c.
- 788ec96d591d 19 (unreleased) landed
Fix intermittent BF failure in 040_standby_failover_slots_sync.
- b47c50e5667b 19 (unreleased) landed
Add retry logic to pg_sync_replication_slots().
- 0d2d4a0ec3ec 19 (unreleased) landed
Fix LOCK_TIMEOUT handling in slotsync worker.
- 04396eacd3fa 19 (unreleased) cited
Add slotsync skip statistics.
- 76b78721ca49 19 (unreleased) cited

Attachments

v37-0001-Improve-initial-slot-synchronization-in-pg_sync_.patch (application/octet-stream) patch v37-0001

On Thu, Dec 11, 2025 at 11:23 PM Amit Kapila <amit.kapila16@gmail.com> wrote:
>
> On Thu, Dec 11, 2025 at 10:45 AM Ajin Cherian <itsajin@gmail.com> wrote:
> >
> > As patch 0001 has been pushed. I've rebased and created a new version
> > v36 with the remaining patch.
> >
>
> I have made a number of changes in code comments and docs. Kindly
> review and if you are okay with these then include them in the next
> version.
>

I have included these changes as well as comments by Chao. Attaching
v37 with the changes.

regards,
Ajin Cherian
Fujitsu Australia