RE: Logical replication timeout problem

From: "wangw(dot)fnst(at)fujitsu(dot)com" <wangw(dot)fnst(at)fujitsu(dot)com>
To: Masahiko Sawada <sawada(dot)mshk(at)gmail(dot)com>
Cc: Amit Kapila <amit(dot)kapila16(at)gmail(dot)com>, "kuroda(dot)hayato(at)fujitsu(dot)com" <kuroda(dot)hayato(at)fujitsu(dot)com>, Peter Smith <smithpb2250(at)gmail(dot)com>, Fabrice Chapuis <fabrice636861(at)gmail(dot)com>, Simon Riggs <simon(dot)riggs(at)enterprisedb(dot)com>, Petr Jelinek <petr(dot)jelinek(at)enterprisedb(dot)com>, "tanghy(dot)fnst(at)fujitsu(dot)com" <tanghy(dot)fnst(at)fujitsu(dot)com>, PostgreSQL Hackers <pgsql-hackers(at)lists(dot)postgresql(dot)org>, Ajin Cherian <itsajin(at)gmail(dot)com>
Subject: RE: Logical replication timeout problem
Date: 2022-03-25 10:19:32
Message-ID: OS3PR01MB62750C20AD7AF4F13541FC109E1A9@OS3PR01MB6275.jpnprd01.prod.outlook.com
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On Fri, Mar 25, 2022 at 2:19 PM Masahiko Sawada <sawada(dot)mshk(at)gmail(dot)com> wrote:
> On Fri, Mar 25, 2022 at 2:23 PM wangw(dot)fnst(at)fujitsu(dot)com
> <wangw(dot)fnst(at)fujitsu(dot)com> wrote:
> >
> > On Thur, Mar 24, 2022 at 6:32 PM Amit Kapila <amit(dot)kapila16(at)gmail(dot)com>
> wrote:
> > >
> > Thanks for your kindly update.
> >
> > > It seems by mistake you have removed the changes from
> pgoutput_message
> > > and pgoutput_truncate functions. I have added those back.
> > > Additionally, I made a few other changes: (a) moved the function
> > > UpdateProgress to pgoutput.c as it is not used outside it, (b) change
> > > the new parameter in plugin API from 'send_keep_alive' to 'last_write'
> > > to make it look similar to WalSndPrepareWrite and WalSndWriteData, (c)
> > > made a number of changes in WalSndUpdateProgress API, it is better to
> > > move keep-alive code after lag track code because we do process
> > > replies at that time and there it will compute the lag; (d)
> > > changed/added comments in the code.
> > >
> > > Do let me know what you think of the attached?
> > It looks good to me. Just rebase it because the change in header(75b1521).
> > I tested it and the result looks good to me.
>
> Since commit 75b1521 added decoding of sequence to logical
> replication, the patch needs to have pgoutput_sequence() call
> update_progress().
Thanks for your comments.

Yes, you are right.
Add missing handling of pgoutput_sequence.

Attach the new patch.

Regards,
Wang wei

Attachment Content-Type Size
v7-0001-Fix-the-logical-replication-timeout-during-large-.patch application/octet-stream 13.4 KB

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