rln
postgres 12 create new cluster on different filesystem/port
pg_createcluster -d /var2/lib/postgresql/12/two -l /var/log/postgresql/postgresql-12-two.log -p 5433 12 two
pg_createcluster -d /var2/lib/postgresql/12/two -l /var/log/postgresql/postgresql-12-two.log -p 5433 12 two