Re: "ERROR: deadlock detected" when replicating TRUNCATE

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От Dilip Kumar
Тема Re: "ERROR: deadlock detected" when replicating TRUNCATE
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Msg-id CAFiTN-sL6Sidev-ZXti1M6vvn9xroyOipFacb1wRs-E6u5OhiA@mail.gmail.com
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Ответ на Re: "ERROR: deadlock detected" when replicating TRUNCATE  (Amit Kapila <amit.kapila16@gmail.com>)
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On Mon, May 17, 2021 at 3:43 PM Amit Kapila <amit.kapila16@gmail.com> wrote:
>
> On Mon, May 17, 2021 at 3:05 PM Dilip Kumar <dilipbalaut@gmail.com> wrote:
> >
> > On Mon, May 17, 2021 at 12:30 PM Peter Smith <smithpb2250@gmail.com> wrote:
> >
> > > PSA a patch adding a test for this scenario.
> >
> > I am not sure this test case is exactly targeting the problematic
> > behavior because that will depends upon the order of execution of the
> > apply workers right?
> >
>
> Yeah, so we can't guarantee that this test will always reproduce the
> problem but OTOH, I have tried two times and it reproduced both times.
> I guess we don't have a similar test where Truncate will replicate to
> two subscriptions, otherwise, we would have caught such a problem.
> Having said that, I am fine with leaving this test if others feel so
> on the grounds that it won't always lead to the problem reported.

Although it is not guaranteed to reproduce the scenario every time, it
is testing a new scenario, so +1 for the test.

-- 
Regards,
Dilip Kumar
EnterpriseDB: http://www.enterprisedb.com



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