Re: ERROR: unexpected data beyond EOF

On 04/30/2015 12:09 PM, Alvaro Herrera wrote:
>
> Joshua D. Drake wrote:
>>
>> I take that back, it appears this table is heavily deleted from and also
>> uses the lo_manage() triggers.
>
> Well, if it's heavily deleted, then it's probably also heavily vacuumed
> and from time to time empty pages at the tail are removed by vacuum. It
> might also be the case I was remembering, rather than regular TRUNCATE.
>
> I don't think the vacuumlo stuff would have much to do with it issue; I
> think it would only scan the table, then delete stuff from
> pg_largeobject. It doesn't modify the table itself (unless I'm
> misremembering)
>
> Anyway, I don't remember that we reached any useful conclusion. Andres
> suspected a PG bug, but we didn't find anything.

Well it certainly causes an outage unfortunately. Once the error occurs
postgresql will stop accepting requests (which is correct but still).

JD

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