From: | Alexander Korotkov <aekorotkov(at)gmail(dot)com> |
---|---|
To: | Heikki Linnakangas <hlinnaka(at)iki(dot)fi> |
Cc: | Noah Misch <noah(at)leadboat(dot)com>, Dmitry Koval <d(dot)koval(at)postgrespro(dot)ru>, pgsql-hackers(at)lists(dot)postgresql(dot)org |
Subject: | Re: collect_corrupt_items_vacuum.patch |
Date: | 2024-08-13 19:15:52 |
Message-ID: | CAPpHfdscrsKdw12Xi8zgkmUCYuL3RCXAJF-a_pK0-QZ=1hQq2w@mail.gmail.com |
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On Tue, Aug 13, 2024 at 9:39 PM Heikki Linnakangas <hlinnaka(at)iki(dot)fi> wrote:
>
> This causes an assertion failure when executed in a hot standby server:
>
> select * from pg_check_visible('pg_database');
>
> TRAP: failed Assert("!RecoveryInProgress()"), File:
> "../src/backend/storage/ipc/procarray.c", Line: 2710, PID: 1142572
>
> GetStrictOldestNonRemovableTransactionId does this:
>
> > if (rel == NULL || rel->rd_rel->relisshared || RecoveryInProgress())
> > {
> > /* Shared relation: take into account all running xids */
> > runningTransactions = GetRunningTransactionData();
> > LWLockRelease(ProcArrayLock);
> > LWLockRelease(XidGenLock);
> > return runningTransactions->oldestRunningXid;
> > }
>
> And GetRunningTransactionData() has this:
>
> > Assert(!RecoveryInProgress());
>
> So it's easy to see that you will hit that assertion.
Oh, thank you!
I'll fix this and add a test for recovery!
------
Regards,
Alexander Korotkov
Supabase
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