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Re: "ERROR: could not read block 6 ...: read only 0 of 8192 bytes" after autovacuum cancelled - Mailing list pgsql-hackers

From Tom Lane
Subject Re: "ERROR: could not read block 6 ...: read only 0 of 8192 bytes" after autovacuum cancelled
Date
Msg-id 11679.1257555263@sss.pgh.pa.us
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In response to Re: "ERROR: could not read block 6 ...: read only 0 of 8192 bytes" after autovacuum cancelled  (Alvaro Herrera <alvherre@commandprompt.com>)
Responses Re: "ERROR: could not read block 6 ...: read only 0 of 8192 bytes" after autovacuum cancelled
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Alvaro Herrera <alvherre@commandprompt.com> writes:
>> Looks OK, but please update the comment right before the
>> RecordTransactionCommit, along the lines of "We prevent cancel
>> interrupts after this point to mitigate the problem that you
>> can't abort the transaction now".

> BTW I'm thinking in backpatching this all the way back to 7.4 -- are
> we agreed on that?

Yeah, I would think the problems can manifest all the way back.
        regards, tom lane

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