Re: Skipping logical replication transactions on subscriber side

From: Masahiko Sawada <sawada(dot)mshk(at)gmail(dot)com>
To: Noah Misch <noah(at)leadboat(dot)com>
Cc: Amit Kapila <amit(dot)kapila16(at)gmail(dot)com>, Euler Taveira <euler(at)eulerto(dot)com>, "osumi(dot)takamichi(at)fujitsu(dot)com" <osumi(dot)takamichi(at)fujitsu(dot)com>, Peter Eisentraut <peter(dot)eisentraut(at)enterprisedb(dot)com>, "David G(dot) Johnston" <david(dot)g(dot)johnston(at)gmail(dot)com>, "tanghy(dot)fnst(at)fujitsu(dot)com" <tanghy(dot)fnst(at)fujitsu(dot)com>, vignesh C <vignesh21(at)gmail(dot)com>, Greg Nancarrow <gregn4422(at)gmail(dot)com>, "houzj(dot)fnst(at)fujitsu(dot)com" <houzj(dot)fnst(at)fujitsu(dot)com>, Alexey Lesovsky <lesovsky(at)gmail(dot)com>, pgsql-hackers <pgsql-hackers(at)postgresql(dot)org>
Subject: Re: Skipping logical replication transactions on subscriber side
Date: 2022-04-01 08:10:02
Message-ID: CAD21AoAimoQU+j6w1-Uxbi-1ZRagDecYQtF48dXjARD4v7GCWQ@mail.gmail.com
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On Fri, Apr 1, 2022 at 4:44 PM Noah Misch <noah(at)leadboat(dot)com> wrote:
>
> On Tue, Mar 29, 2022 at 10:43:00AM +0530, Amit Kapila wrote:
> > On Mon, Mar 21, 2022 at 5:51 PM Euler Taveira <euler(at)eulerto(dot)com> wrote:
> > > On Mon, Mar 21, 2022, at 12:25 AM, Amit Kapila wrote:
> > > I have fixed all the above comments as per your suggestion in the
> > > attached. Do let me know if something is missed?
> > >
> > > Looks good to me.
> >
> > This patch is committed
> > (https://git.postgresql.org/gitweb/?p=postgresql.git;a=commitdiff;h=208c5d65bbd60e33e272964578cb74182ac726a8).
>
> src/test/subscription/t/029_on_error.pl has been failing reliably on the five
> AIX buildfarm members:
>
> # poll_query_until timed out executing this query:
> # SELECT subskiplsn = '0/0' FROM pg_subscription WHERE subname = 'sub'
> # expecting this output:
> # t
> # last actual query output:
> # f
> # with stderr:
> timed out waiting for match: (?^:LOG: done skipping logical replication transaction finished at 0/1D30788) at t/029_on_error.pl line 50.
>
> I've posted five sets of logs (2.7 MiB compressed) here:
> https://drive.google.com/file/d/16NkyNIV07o0o8WM7GwcaAYFQDPTkULkR/view?usp=sharing

Thank you for the report. I'm investigating this issue.

Regards,

--
Masahiko Sawada
EDB: https://www.enterprisedb.com/

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