čt 25. 4. 2024 v 8:52 odesílatel Andrey M. Borodin <x4...@yandex-team.ru> napsal:
> > > > On 25 Apr 2024, at 11:12, Pavel Stehule <pavel.steh...@gmail.com> wrote: > > > > yesterday, I had to fix strange issue on standby server > > It’s not just broken reading, if this standby is promoted in HA cluster - > this would lead to data loss. > Recently I’ve observed some lost heap updates ofter OOM-ing cluster on > 14.11. This might be unrelated most probably, but I’ll post a link here, > just in case [0]. In February and March we had 3 clusters with similar > problem, and this is unusually big number for us in just 2 months. > > Can you check LSN of blocks with corrupted tuples with pageinpsect on > primary and on standby? I suspect they are frozen on primary, but have > usual xmin on standby. > Unfortunately, I have not direct access to backup, so I am not able to test it. But VACUUM FREEZE DISABLE_PAGE_SKIPPING on master didn't help > > > Best regards, Andrey Borodin. > > [0] > https://www.postgresql.org/message-id/flat/67EADE8F-AEA6-4B73-8E38-A69E5D48BAFE%40yandex-team.ru#1266dd8b898ba02686c2911e0a50ab47
