On Wed, Mar 13, 2019 at 02:44:10PM -0400, Gunther wrote: > You see that I already did a lot to balance IO out to many different > tablespaces that's why there are so many volumes. I wonder if it wouldn't be both better and much easier to have just 1 or 2 tablespaces and combine drives into a single LVM VG and do something like lvcreate --stripes > I am not sure my autovacuum setup is working right though. I wonder if there > isn't some autovacuum statistics which I can query that would give me > confidence that it is actually running? pg_stat_all_tables Did you do this ? ALTER TABLE ... SET (autovacuum_vacuum_scale_factor=0.001, autovacuum_vacuum_threshold=1); Justin