Desabilitando a função de suspender e hibernar no Ubuntu

Jogo rápido, edite o arquivo /usr/share/polkit-1/actions/org.freedesktop.upower.policy e procure pelas entradas

<description>Suspend the system</description> <allow_active>yes</allow_active> <description>Hibernate the system</description> <allow_active>yes</allow_active> e mude para que fique da seguinte forma <description>Suspend the system</description> <allow_active>no</allow_active> <description>Hibernate the system</description> <allow_active>no</allow_active>