the original hint said to "use a standalone backend".
If you go to http://www.postgresql.org/docs/9.0/interactive/routine-vacuuming.html
section 23.1.4 it will describe exactly what just happened to you and
how to recover.
On Wed, Dec 1, 2010 at 1:58 PM, Jolles, Peter M (GE Energy)
<peter(dot)jolles(at)ge(dot)com> wrote:
> Is there a way to vacuum the
> table if Postgres won't start up in hopes to get it to restart? I had
> the database replicated, but the copy won't start up for the same
> reason.