Re: HeapTupleSatisfiesToast() busted? (was atomic pin/unpin causing errors)

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От	Simon Riggs
Тема	Re: HeapTupleSatisfiesToast() busted? (was atomic pin/unpin causing errors)
Дата	10 мая 2016 г. 13:29:03
Msg-id	CANP8+j+WUeXbYVHTLoF8QR-xogOuOY2mr0p0oMnRzdt4OY3tNg@mail.gmail.com обсуждение исходный текст
Ответ на	Re: HeapTupleSatisfiesToast() busted? (was atomic pin/unpin causing errors) (Andres Freund <andres@anarazel.de>)
Ответы	Re: HeapTupleSatisfiesToast() busted? (was atomic pin/unpin causing errors) (Andres Freund <andres@anarazel.de>)
Список	pgsql-hackers

On 10 May 2016 at 09:05, Andres Freund <andres@anarazel.de> wrote:

Is anybody ready with a good defense for SatisfiesToast not doing any
actual liveliness checks?

I provided a patch earlier that rechecks the OID fetched from a toast chunk matches the OID requested.

I didn't commit it, I just used it to check the patch which changed btree vacuum replay.

Simon Riggs http://www.2ndQuadrant.com/
PostgreSQL Development, 24x7 Support, Remote DBA, Training & Services

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