Re: ERROR: posting list tuple with 20 items cannot be split at offset 168

Hi,

The filesystem is EXT4 on a Proxmox container using LVM-thin.

I have to check, but I believe there may still be a complete backup of the instance.

Herman

> Op 28 okt. 2021, om 23:47 heeft Andres Freund <andres@anarazel.de> het volgende geschreven:
>
> Hi,
>
> On 2021-10-25 11:58:48 +0200, Herman verschooten wrote:
>> I upgraded postgres 13 to 14+231.pgdg18.04+1 during the weekend, virtual ubuntu 20.04.3.
>
> What filesystem is the postgres data stored on?
>
>
>> this morning a user reported an error when trying to change a flag in our web app (Phoenix, ecto).
>> I traced it back to an index issue on a boolean column.
>>
>> If I drop the index index_freights_on_cmr_received, then the update succeeds.
>>
>> If I recreate the index, the error resurfaces.
>
> Any chance you still have the WAL around from since the update? If we could
> scan the WAL to see what type of activity lead to the corruption, we might be
> able to narrow the cause down more easily.
>
> Greetings,
>
> Andres Freund