Horton

Re: Background writer and checkpointer in crash recovery

Justin Pryzby <pryzby@telsasoft.com>

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From: Justin Pryzby <pryzby@telsasoft.com>
To: Michael Paquier <michael@paquier.xyz>
Cc: Thomas Munro <thomas.munro@gmail.com>, Robert Haas <robertmhaas@gmail.com>, Aleksander Alekseev <aleksander@timescale.com>, pgsql-hackers@lists.postgresql.org
Date: 2022-09-16T03:19:01Z
Lists: pgsql-hackers 
I don't know that this warrants an Opened Item, but I think some fix
ought to be applied to v15, whether that happens this week or next
month.

Commits

  1. Clear ps display of startup process at the end of recovery

  2. Further simplify a bit of logic in StartupXLOG().

  3. Run checkpointer and bgwriter in crash recovery.

  4. Add some checkpoint/restartpoint status to ps display

  5. Start background writer during archive recovery. Background writer now performs