"Harald Armin Massa" <haraldarminmassa@gmail.com> writes:
> within my log there is the following snippet:
> 2006-08-07 13:20:27 LOG: autovacuum: processing database "template1"
> 2006-08-07 13:20:47 ERROR: could not open relation with OID 311438
> 2006-08-07 13:21:52 LOG: autovacuum: processing database "postgres"
The easiest explanation is that someone dropped a table just as
autovacuum was trying to open it. The above trace suggests that
you're actively changing template1, which is probably not good
practice ...
regards, tom lane