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comment éteindre et redémarrer son pc sous linux

Linux

comment éteindre et redémarrer son pc

passer en root donc
latarteauchips:~$ sudo -s
Password: xxxxx:~#

Redémarrer le pc

La commande -r now(reboot now) fait redémarrer tout de suite.
latarteauchips:~# shutdown -r now

Éteindre le pc

La commande -h now(halt now) arrête le système immédiatement.
latarteauchips:~# shutdown -h now

Planifier une extinction ou un redémarrage

Si vous voulez éteindre ou redémarrez votre machine dans 30 mn alors :

pour éteindre :
latarteauchips:~# shutdown -h +30
Vous verrez alors ce message s'afficher :
Broadcast message from root (pts/1) (Mon Jul 27 18:25:47 2026) : The system is going DOWN for system halt in 30 minutes!

pour rebooter :
latarteauchips:~# shutdown -r +30
Vous verrez alors ce message s'afficher :
Broadcast message from root (pts/1) (Mon Jul 27 18:25:47 2026): The system is going DOWN for reboot in 30 minutes!


Si vous voulez l'éteindre ou le redémarrez à une heure fixe,(ici nous dirons 23:00) :

Pour l'éteindre :
latarteauchips:~# shutdown -h 23:00


Pour redémarrer : :
latarteauchips:~# shutdown -r 23:00

Annuler une extinction ou un redémarrage
Pour annuler la planification d'une extinction ou d'un redémarrage, utiliser la commande -c
latarteauchips:~# shutdown -c

Toujours bien utile. On planche actuellement pour vous préparer le café... ;)
Enjoy !


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