| From: | Greg Nancarrow <gregn4422(at)gmail(dot)com> |
|---|---|
| To: | Pavel Borisov <pashkin(dot)elfe(at)gmail(dot)com> |
| Cc: | Robert Haas <robertmhaas(at)gmail(dot)com>, Tomas Vondra <tomas(dot)vondra(at)enterprisedb(dot)com>, Maxim Orlov <m(dot)orlov(at)postgrespro(dot)ru>, Michael Paquier <michael(at)paquier(dot)xyz>, Pengchengliu <pengchengliu(at)tju(dot)edu(dot)cn>, Andres Freund <andres(at)anarazel(dot)de>, PostgreSQL-development <pgsql-hackers(at)postgresql(dot)org> |
| Subject: | Re: Parallel scan with SubTransGetTopmostTransaction assert coredump |
| Date: | 2021-08-04 10:17:56 |
| Message-ID: | CAJcOf-fU9FDMjUAV2yaRNm0cw2d0mqUmaNF4qEqBhT7qX8NFVA@mail.gmail.com |
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| Lists: | pgsql-hackers |
On Wed, Aug 4, 2021 at 7:55 PM Pavel Borisov <pashkin(dot)elfe(at)gmail(dot)com> wrote:
>
>>
> Greg, thanks for the fast response! I suppose that a check for IsolationUsesXactSnapshot() is also useful in a GetTransactionSnapshot for the correct processing of a case with NULL transaction snapshot.
> This corrects mentioned check-world test.
> PFA v7 patch.
Ah, thanks for that (I didn't debug that failure).
But is the coredump issue reproducible now? (using v7 and your test script)
Regards,
Greg Nancarrow
Fujitsu Australia
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