If $PGDATA is a mountpoint for any filesystem, improve it to become a Listing in the mounted filesystem. By way of example: if a filesystem is mounted to /var/lib/psql/details and $PGDATA is set to /var/lib/pgsql/info, transform $PGDATA to /var/lib/pgsql/data/information.In spite of everything, preserving details toughness on more than one node by