Re: A test for replay of regression tests - Mailing list pgsql-hackers

From Thomas Munro
Subject Re: A test for replay of regression tests
Date
Msg-id CA+hUKG+1=MpM2aXOHhXE9myBqMsgV4N0fOTgCqubZZ_mXgRuQg@mail.gmail.com
Whole thread Raw
In response to Re: A test for replay of regression tests  (Thomas Munro <thomas.munro@gmail.com>)
Responses Re: A test for replay of regression tests  (Andres Freund <andres@anarazel.de>)
Re: A test for replay of regression tests  (Tom Lane <tgl@sss.pgh.pa.us>)
List pgsql-hackers
On Sat, Jan 22, 2022 at 6:00 PM Thomas Munro <thomas.munro@gmail.com> wrote:
> On Sat, Jan 22, 2022 at 8:48 AM Andres Freund <andres@anarazel.de> wrote:
> > Unfortunately we don't quite seem there yet:
>
> And another way to fail:
>
> pg_dump: error: query failed: ERROR:  canceling statement due to
> conflict with recovery
>
> https://buildfarm.postgresql.org/cgi-bin/show_log.pl?nm=dangomushi&dt=2022-01-22%2003%3A06%3A42
>
> Probably needs hot_standby_feedback on.  Will adjust this soon.

Seen again today on prairiedog.  Erm, scratch that idea, HS feedback
interferes with test results.  I guess max_standby_streaming_delay
should be increased to 'forever', like in the attached, since pg_dump
runs for a very long time on prairiedog:

2022-02-01 04:47:59.294 EST [3670:15] 027_stream_regress.pl LOG:
statement: SET TRANSACTION ISOLATION LEVEL REPEATABLE READ, READ ONLY
...
2022-02-01 04:49:09.881 EST [3683:2585] 027_stream_regress.pl ERROR:
canceling statement due to conflict with recovery

Attachment

pgsql-hackers by date:

Previous
From: Todd Hubers
Date:
Subject: Re: Feature Proposal: Connection Pool Optimization - Change the Connection User
Next
From: Andres Freund
Date:
Subject: Re: A test for replay of regression tests