Merlin Moncure <mmoncure@gmail.com> writes:
> There were seven process with that backtrace exact backtrace (except
> that randomly they are sleeping in the spinloop). Something else
> interesting: autovacuum has been running all night as well. Unlike
> the other process however, cpu utilization does not register on top.
> I backtraced them as well. They are not identical. One of them looks
> like this:
What are the autovac processes doing (according to pg_stat_activity)?
regards, tom lane