Re: Introduce wait_for_subscription_sync for TAP tests - Mailing list pgsql-hackers

From Masahiko Sawada
Subject Re: Introduce wait_for_subscription_sync for TAP tests
Date
Msg-id CAD21AoAZaQSTWTrT7gd8BpA8MARTYCnc44bRAV=aCXA2Pm4m8Q@mail.gmail.com
Whole thread Raw
In response to Re: Introduce wait_for_subscription_sync for TAP tests  (Tom Lane <tgl@sss.pgh.pa.us>)
Responses Re: Introduce wait_for_subscription_sync for TAP tests
List pgsql-hackers
On Fri, Sep 9, 2022 at 11:31 PM Tom Lane <tgl@sss.pgh.pa.us> wrote:
>
> Amit Kapila <amit.kapila16@gmail.com> writes:
> > Pushed.
>
> Recently a number of buildfarm animals have failed at the same
> place in src/test/subscription/t/100_bugs.pl [1][2][3][4]:
>
> #   Failed test '2x3000 rows in t'
> #   at t/100_bugs.pl line 149.
> #          got: '9000'
> #     expected: '6000'
> # Looks like you failed 1 test of 7.
> [09:30:56] t/100_bugs.pl ......................
>
> This was the last commit to touch that test script.  I'm thinking
> maybe it wasn't adjusted quite correctly?  On the other hand, since
> I can't find any similar failures before the last 48 hours, maybe
> there is some other more-recent commit to blame.  Anyway, something
> is wrong there.

It seems that this commit is innocent as it changed only how to wait.
Rather, looking at the logs, the tablesync worker errored out at an
interesting point:

022-09-09 09:30:19.630 EDT [631b3feb.840:13]
pg_16400_sync_16392_7141371862484106124 ERROR:  could not find record
while sending logically-decoded data: missing contrecord at 0/1D4FFF8
2022-09-09 09:30:19.630 EDT [631b3feb.840:14]
pg_16400_sync_16392_7141371862484106124 STATEMENT:  START_REPLICATION
SLOT "pg_16400_sync_16392_7141371862484106124" LOGICAL 0/0
(proto_version '3', origin 'any', publication_names '"testpub"')
ERROR:  could not find record while sending logically-decoded data:
missing contrecord at 0/1D4FFF8
2022-09-09 09:30:19.631 EDT [631b3feb.26e8:2] ERROR:  error while
shutting down streaming COPY: ERROR:  could not find record while
sending logically-decoded data: missing contrecord at 0/1D4FFF8

It's likely that the commit f6c5edb8abcac04eb3eac6da356e59d399b2bcef
is relevant.

Regards,

-- 
Masahiko Sawada



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