Re: [HACKERS] Re: PD_ALL_VISIBLE flag was incorrectly set happend during repeatable vacuum

On Wed, Mar 2, 2011 at 3:53 PM, daveg <daveg@sonic.net> wrote:
>> > Postgresql version is 8.4.4.
>>
>> I don't see how this could be related, but since you're running on NFS,
>> maybe it is, somehow:
>> http://archives.postgresql.org/message-id/4D40DDB7.1010000@credativ.com
>> (for example what if the visibility map fork's last page is overwritten?)
>
> Running on ISCSI, not nfs. But it is still a Netapp, so who knows. I'll look.
> Also, we are not seeing any of the "unexpected data beyond EOF" errors,
> just thousands per day of the PD_ALL_VISIBLE error.
>
> -dg

FWIW, we had a couple occurrences of that message about a month ago on 9.0.2

http://archives.postgresql.org/pgsql-general/2011-01/msg00887.php

Haven't seen it since we ran a cluster-wide vacuum.