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Re: Add WAL read stats to pg_stat_wal - Mailing list pgsql-hackers

From Andres Freund
Subject Re: Add WAL read stats to pg_stat_wal
Date
Msg-id 20230220162906.huut34qghbkwbial@awork3.anarazel.de
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In response to Re: Add WAL read stats to pg_stat_wal  (Kyotaro Horiguchi <horikyota.ntt@gmail.com>)
Responses Re: Add WAL read stats to pg_stat_wal
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Hi,

On 2023-02-20 14:21:39 +0900, Kyotaro Horiguchi wrote:
> I totally agree that it will be useful, but I'm not quite sure how
> checkpointer would be able to let postmaster know about that state
> without requiring access to shared memory.

SendPostmasterSignal(PMSIGNAL_SHUTDOWN_CHECKPOINT_COMPLETE);
or such.

Greetings,

Andres Freund

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