| From: | Bruce Momjian <bruce(at)momjian(dot)us> |
|---|---|
| To: | Justin Pryzby <pryzby(at)telsasoft(dot)com> |
| Cc: | pgsql-hackers(at)postgresql(dot)org |
| Subject: | Re: PG 14 release notes, first draft |
| Date: | 2021-05-20 19:59:02 |
| Message-ID: | 20210520195902.GE8971@momjian.us |
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| Lists: | pgsql-hackers |
On Thu, May 20, 2021 at 02:55:18PM -0500, Justin Pryzby wrote:
> On Thu, May 20, 2021 at 03:44:46PM -0400, Bruce Momjian wrote:
> > > | Reduce the default value of vacuum_cost_page_miss (Peter Geoghegan)
> > > | This new default better reflects current hardware capabilities.
> > > Also say: the previous default was 10.
> >
> > Uh, we didn't report the new value, so why report the old one?
>
> Good point.
> For symmetry with this one, maybe the old and new values should be included?
Not sure. Those values are kind of hard to understand, so I am afraid
there would be more confusion by mentioning them.
> |Change checkpoint_completion_target default to 0.9 (Stephen Frost)
> |The previous default was 0.5.
Uh, that one is frequently modified by users, to an extent I didn't
understand why we kept it at 0.5 for so long, which is why I mentioned
it.
--
Bruce Momjian <bruce(at)momjian(dot)us> https://momjian.us
EDB https://enterprisedb.com
If only the physical world exists, free will is an illusion.
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