Re: [HACKERS] per-sesson errors after interrupting CLUSTER pg_attrdef

On Fri, Oct 20, 2017 at 9:01 AM, Justin Pryzby <pryzby@telsasoft.com> wrote:
> This was briefly scary but seems to have been limited to my psql session (no
> other errors logged).  Issue with catcache (?)
>
> I realized that the backup job I'd kicked off was precluding the CLUSTER from
> running, but that CLUSTER was still holding lock and stalling everything else
> under the sun.
>
> ts=# \df qci_add*
> ERROR:  could not read block 8 in file "base/16400/999225102": read only 0 of 8192 bytes
> ts=# \dt+ pg_att
>
> ts=# \dt+ pg_attrdef
> ERROR:  could not read block 8 in file "base/16400/999225102": read only 0 of 8192 bytes

Perhaps that's too late, but to which relation is this relfilenode
actually referring to?
-- 
Michael


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