回复：回复：another autovacuum scheduling thread

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发件人：Nathan Bossart <nathandbossart@gmail.com>

发送时间：2025年11月14日(周五) 02:47

收件人："段坤仁(刻韧)"<duankunren.dkr@alibaba-inc.com>

抄　送：Sami Imseih<samimseih@gmail.com>; Jeremy Schneider<schneider@ardentperf.com>; Robert Treat<rob@xzilla.net>; David Rowley<dgrowleyml@gmail.com>; Robert Haas<robertmhaas@gmail.com>; "pgsql-hackers"<pgsql-hackers@postgresql.org>

主　题：Re: 回复：another autovacuum scheduling thread

On Fri, Nov 14, 2025 at 02:37:31AM +0800, 段坤仁(刻韧) wrote:
> Hi all, I have read the discussion in this thread and am pleased to see the
> community working collaboratively to address some long-standing autovacuum
> problems. Nathan's patch implementation is quite promising and demonstrates
> considerable potential. I have previously attempted similar approaches; however,
> I was unable to develop such a comprehensive and well-formulated calculation
> framework. We would certainly welcome the integration of this improvement into
> v19 or subsequent versions.

Thanks!

> I have tried Nathan's V7 patch and implemented some cost delay mechanisms
> based on it that might be helpful for the issues you guys mentioned.

Unfortunately, cost delay adjustments are off-topic for this thread, as I
hinted yesterday [0].  I'd certainly like to explore this idea, but if we
can't keep the discussion focused, it'll be hard to get anything committed.

[0] https://postgr.es/m/aRTpqMleDpoQm9OO%40nathan

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nathan