| From: | Jan Wieck <jan(at)wi3ck(dot)info> |
|---|---|
| To: | Bruce Momjian <bruce(at)momjian(dot)us>, Chris Travers <chris(at)orioledata(dot)com> |
| Cc: | Peter Geoghegan <pg(at)bowt(dot)ie>, Robert Haas <robertmhaas(at)gmail(dot)com>, Aleksander Alekseev <aleksander(at)timescale(dot)com>, pgsql-hackers(at)lists(dot)postgresql(dot)org, Chris Travers <chris(dot)travers(at)gmail(dot)com>, Fedor Sigaev <teodor(at)sigaev(dot)ru>, Alexander Korotkov <aekorotkov(at)gmail(dot)com>, Konstantin Knizhnik <knizhnik(at)garret(dot)ru>, Nikita Glukhov <n(dot)gluhov(at)postgrespro(dot)ru>, Yura Sokolov <y(dot)sokolov(at)postgrespro(dot)ru>, Maxim Orlov <orlovmg(at)gmail(dot)com>, Pavel Borisov <pashkin(dot)elfe(at)gmail(dot)com>, Simon Riggs <simon(dot)riggs(at)enterprisedb(dot)com> |
| Subject: | Re: Add 64-bit XIDs into PostgreSQL 15 |
| Date: | 2022-11-29 15:19:56 |
| Message-ID: | 27783cab-933b-da2a-f09d-d47f77df8372@wi3ck.info |
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| Lists: | pgsql-hackers |
On 11/29/22 09:46, Bruce Momjian wrote:
> As far as I know, all our freeze values are focused on avoiding XID
> wraparound. If XID wraparound is no longer an issue, we might find that
> our freeze limits can be much higher than they are now.
>
I'd be careful in that direction as the values together with maintenance
work mem also keep a lid on excessive index cleanup rounds.
Regards, Jan
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