====== Ubuntu ======

===== Remover kernel linux antigo =====

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

===== Mover mysql para /home =====

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

===== Erros =====

==== UnicodeEncodeError ao efetuar upgrade ====

  # export LANG=C; do-release-upgrade