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Re: wake up logical workers after ALTER SUBSCRIPTION - Mailing list pgsql-hackers

From Amit Kapila
Subject Re: wake up logical workers after ALTER SUBSCRIPTION
Date
Msg-id CAA4eK1KzPvvGfK1mY3gvfsLEEWS+moRjWbmbGExLRQHM41P6YA@mail.gmail.com
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In response to wake up logical workers after ALTER SUBSCRIPTION  (Nathan Bossart <nathandbossart@gmail.com>)
Responses Re: wake up logical workers after ALTER SUBSCRIPTION
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On Tue, Nov 22, 2022 at 6:11 AM Nathan Bossart <nathandbossart@gmail.com> wrote:
>
> While working on avoiding unnecessary wakeups in logical/worker.c (as was
> done for walreceiver.c in 05a7be9), I noticed that the tests began taking
> much longer.  This seems to be caused by the reduced frequency of calls to
> maybe_reread_subscription() in LogicalRepApplyLoop().
>

I think it would be interesting to know why tests started taking more
time after a reduced frequency of calls to
maybe_reread_subscription(). IIRC, we anyway call
maybe_reread_subscription for each xact.

-- 
With Regards,
Amit Kapila.

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