Как перенести ubuntu на ssd, когда / home зашифровывается с помощью ecryptfs?

dpkg -l | grep postgres

ii  postgresql                            8.3.17-0ubuntu0.8.04.1           object-relational SQL database (latest versi
ii  postgresql-8.3                        8.3.9-0ubuntu8.04                object-relational SQL database, version 8.3
ii  postgresql-client                     8.3.9-0ubuntu8.04                front-end programs for PostgreSQL (latest ve
ii  postgresql-client-8.3                 8.3.9-0ubuntu8.04                front-end programs for PostgreSQL 8.3
ii  postgresql-client-common              87ubuntu2                        manager for multiple PostgreSQL client versi
ii  postgresql-common                     87ubuntu2                        PostgreSQL database-cluster manager
ii  postgresql-contrib                    8.3.9-0ubuntu8.04                additional facilities for PostgreSQL (latest
ii  postgresql-contrib-8.3                8.3.9-0ubuntu8.04                additional facilities for PostgreSQL

sudo apt-get --purge remove postgresql postgresql-8.3  postgresql-client  postgresql-client-8.3 postgresql-client-common postgresql-common  postgresql-contrib postgresql-contrib-8.3

sudo rm -rf /var/lib/postgresql/
sudo rm -rf /var/log/postgresql/
sudo rm -rf /etc/postgresql/