Re: Testing autovacuum wraparound (including failsafe) - Mailing list pgsql-hackers

From Tom Lane
Subject Re: Testing autovacuum wraparound (including failsafe)
Date
Msg-id 1271927.1682656943@sss.pgh.pa.us
Whole thread Raw
In response to Re: Testing autovacuum wraparound (including failsafe)  (John Naylor <john.naylor@enterprisedb.com>)
Responses Re: Testing autovacuum wraparound (including failsafe)
List pgsql-hackers
John Naylor <john.naylor@enterprisedb.com> writes:
> On Thu, Apr 27, 2023 at 9:12 PM Daniel Gustafsson <daniel@yesql.se> wrote:
>> Is there a risk that the background psql will time out on slow systems during
>> the consumption of 2B xid's?  Since you mainly want to hold it open for the
>> duration of testing you might want to bump it to avoid false negatives on
>> slow test systems.

> If they're that slow, I'd worry more about generating 20GB of xact status
> data. That's why the tests are disabled by default.

There is exactly zero chance that anyone will accept the introduction
of such an expensive test into either check-world or the buildfarm
sequence.

            regards, tom lane



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