> On 9 Sep 2026, at 11:49, wenhui qiu <[email protected]> wrote:

> I’ve heard through various channels that `autovacuum_naptime` was mistakenly
> set to 23 hours, resulting in an XID wraparound incident.  Maybe the max value
> of more than 1 hour is too large ,so can we reduce the max value to 3600?  Of
> course, an inappropriate XID request is also a contributing factor to the
> incident.We believe a reasonable range should be set for this maximum value.

The current range 1..INT_MAX/1000 is indeed pretty wide, but I think it's hard,
or even impossible, to conclude that no one would ever want more than X.  Could
the documentation be improved perhaps?

--
Daniel Gustafsson



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