Horton

Re: Implement waiting for wal lsn replay: reloaded

Andrei Lepikhov <lepihov@gmail.com>

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From: Andrei Lepikhov <lepihov@gmail.com>
To: Kirill Reshke <reshkekirill@gmail.com>, Alexander Korotkov <aekorotkov@gmail.com>
Cc: PostgreSQL Hackers <pgsql-hackers@lists.postgresql.org>
Date: 2025-02-06T07:42:12Z
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. Clean up 019_replslot_limit.pl comments

  2. Stabilize 019_replslot_limit.pl: wait on slot restart_lsn

  3. Use WAIT FOR LSN in PostgreSQL::Test::Cluster::wait_for_catchup()

  4. Add tab completion for the WAIT FOR LSN MODE option

  5. Add the MODE option to the WAIT FOR LSN command

  6. Extend xlogwait infrastructure with write and flush wait types

  7. Unify error messages

  8. Optimize shared memory usage for WaitLSNProcInfo

  9. Fix WaitLSNWakeup() fast-path check for InvalidXLogRecPtr

  10. Fix incorrect function name in comments

  11. Add infrastructure for efficient LSN waiting

  12. Add pairingheap_initialize() for shared memory usage

  13. Implement WAIT FOR command

Attachments

On 12/4/24 18:12, Kirill Reshke wrote:
> On Wed, 27 Nov 2024 at 09:09, Alexander Korotkov <aekorotkov@gmail.com> wrote:
>> Any comments?
> What's the current status of
> https://commitfest.postgresql.org/50/5167/ ? Should we close it or
> reattach to this thread?
To push this feature further I rebased the patch onto current master.
Also, let's add a commitfest entry:
https://commitfest.postgresql.org/52/5550/

-- 
regards, Andrei Lepikhov