Re: postmaster(s) have high load average - Mailing list pgsql-general

> Run VACUUM VERBOSE on it; you'll no doubt see that some internal
> tables such as pg_activity, pg_statistic, and such have a lot of dead
> tuples.  Establishing a connection leads to _some_ DB activity, and
> probably a dead tuple or two; every time you ANALYZE, you create a
> bunch of dead tuples since old statistics are "killed off."

What? Does this mean that it is needed to routinely vacuum system tables
too? If so, which is the recommended procedure?

thx
cl.