RE: Re:RE: Re:BUG #18369: logical decoding core on AssertTXNLsnOrder() - Mailing list pgsql-bugs

From Hayato Kuroda (Fujitsu)
Subject RE: Re:RE: Re:BUG #18369: logical decoding core on AssertTXNLsnOrder()
Date
Msg-id TYCPR01MB12077C2C32B36E311480DBA92F5202@TYCPR01MB12077.jpnprd01.prod.outlook.com
Whole thread Raw
In response to Re:RE: Re:BUG #18369: logical decoding core on AssertTXNLsnOrder()  (ocean_li_996 <ocean_li_996@163.com>)
Responses RE: Re:RE: Re:BUG #18369: logical decoding core on AssertTXNLsnOrder()  ("Hayato Kuroda (Fujitsu)" <kuroda.hayato@fujitsu.com>)
List pgsql-bugs
Dear Haiyang, Alexander,

>LGFM.  For my observation, the most case failed on AsserTXNOrder is checking empty
>decoded transaction. Maybe we should pay more attention to review ReorderBufferTXNIsEmpty.

While checking on my fresh eyes, I thought the code might be wrong. The first_lsn
would be same as previous one, when the *PREVIOUS transaction* (not cur_txn) was
empty. Thought?

Also I found the crash reported on [1] was not resolved by the patch. I'm
still analyzing but I have not found the good reproducer yet which could be done
by spec file. Can someone find the workload?

[1]:
https://www.postgresql.org/message-id/TYCPR01MB12077573479C5A2471BDE8065F5232%40TYCPR01MB12077.jpnprd01.prod.outlook.com

Best Regards,
Hayato Kuroda
FUJITSU LIMITED
https://www.fujitsu.com/global/




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