Horton

Re: [HACKERS] make async slave to wait for lsn to be replayed

Peter Smith <smithpb2250@gmail.com>

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From: Peter Smith <smithpb2250@gmail.com>
To: Kartyshov Ivan <i.kartyshov@postgrespro.ru>
Cc: pgsql-hackers@lists.postgresql.org
Date: 2024-01-22T05:00:43Z
Lists: pgsql-hackers 
2024-01 Commitfest.

Hi, This patch has a CF status of "Needs Review" [1], but it seems
there was a CFbot test failure last time it was run [2]. Please have a
look and post an updated version if necessary.

======
[1] https://commitfest.postgresql.org/46/4221/
[2] https://cirrus-ci.com/task/5618308515364864

Kind Regards,
Peter Smith.

Commits

  1. Ensure standby promotion point in 043_wal_replay_wait.pl

  2. Minor cleanup related to pg_wal_replay_wait() procedure

  3. Adjust pg_wal_replay_wait() procedure behavior on promoted standby

  4. pg_wal_replay_wait(): Fix typo in the doc

  5. Implement pg_wal_replay_wait() stored procedure

  6. Revert: Implement pg_wal_replay_wait() stored procedure

  7. Call WaitLSNCleanup() in AbortTransaction()

  8. Clarify what is protected by WaitLSNLock

  9. Use an LWLock instead of a spinlock in waitlsn.c

  10. Use the pairing heap instead of a flat array for LSN replay waiters

  11. Minor improvements for waitlsn.c

  12. Make the order of the header file includes consistent