Teste:
# dpkg -l linux-* | awk '/^ii/{ print $2}' | grep -v -e `uname -r | cut -f1,2 -d"-"` | grep -e [0-9] | grep -E "(image|headers)" | xargs sudo apt-get --dry-run remove
Efetivo:
# dpkg -l linux-* | awk '/^ii/{ print $2}' | grep -v -e `uname -r | cut -f1,2 -d"-"` | grep -e [0-9] | grep -E "(image|headers)" | xargs sudo apt-get -y purge
Testado no Ubuntu 14.04.
Mover do /var/lib para o /home :
# service mysql stop # mv /var/lib/mysql /home # ln -s /home/mysql /var/lib/mysql
Editar o arquivo /etc/apparmor.d/tunables/alias, e descomentar a linha abaixo:
alias /var/lib/mysql/ -> /home/mysql/,
Reiniciar os serviços:
# service apparmor restart # service mysql start
# export LANG=C; do-release-upgrade