I just upgraded an Ubuntu 16.04 LTS server to 18.04 LTS and aprt of that upgrade was
to upgrade a Postgres 9.5 database to 10.3. The pg_upgradecluster executed without
any errors, but in the new databases only public schemas were copied - all other
schemas are gone.
--
John Bester
Nexti SA PTY LTD
Tel. (023) 313 3011
john(at)softco(dot)co(dot)za