Deseja suspender para RAM ou disco? (suspender para RAM é mais rápido e requer energia apenas para ram)?
Mais detalhes:
pm-suspend
During suspend most devices are shutdown, and system state is saved
in RAM. The system still requires power in this state. Most modern
systems require 3 to 5 seconds to enter and leave suspend, and most
laptops can stay in suspend mode for 1 to 3 days before exhausting
their battery.
pm-hibernate
During hibernate the system is fully powered off, and system state
is saved to disk. The system does not require power, and can stay
in hibernate mode indefinitely. Most modern systems require 15 to
45 seconds to enter and leave hibernate, and entering and leaving
hibernate takes longer when you have more memory.
% bl0ck_qu0te%
Descubra os estados suportados pelo seu laptop, por exemplo (suporta ram e disco):
cat /sys/power/state
mem disk
Você pode fazer isso a partir da linha de comando:
Opção 1 : use pm-utils
(precisa instalar o pacote e o usuário precisa ter privilégios para suspender)
Suspender para a RAM: sudo pm-suspend
Hibernar (para disco): sudo pm-hibernate
Opção 2 : altere diretamente sysfs
(requer privilégio de root)
Suspender para a RAM: echo "mem" > /sys/power/state
Hibernar (para disco): echo "disk" > /sys/power/state