Restart Ubuntu via keyboard











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4
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In win7, when I want to restart computer via keyboard until my operating system hasn't been loaded yet, I press Ctrl+Alt+Del.



What is equivalent to this command in Ubuntu?



(Note that I'm not asking for Task manager).



I wish to restart it if, for example, I pressed F10 but BIOS didn't load successfully so I have to reboot it. I really don't like brute way (using physical shutdown button).










share|improve this question
























  • Do you want to do this as a rescue operation because the mouse does not work, or because you want a convenient way to reboot? Or for some other reason (please specify)?
    – sudodus
    Jan 12 at 19:13






  • 1




    To slightly improve upon the not-exactly-perfect-but-still-hopefully-useful workaround of using the terminal, with recent versions of Ubuntu which use systemd (16.04 or possibly earlier), you don't need sudo — just shutdown -r now will work. (The -r flag means restart, and now specifies the time.) Depending on which desktop environment you use (Unity, GNOME, XFCE?) you can specify a custom hotkey, for this command.
    – aplaice
    Jan 12 at 19:15








  • 1




    @aplaice reboot is shorter
    – Rinzwind
    Jan 12 at 19:30






  • 2




    Responding to your edited original question: I suggest the 'SysRq REISUB' method to get a soft reboot. SysRq is often on the PrintScreen key: Press Alt + PrintScreen all the time, and then slowly (one key after another) the letter keys R E I S U B. See this link, en.wikipedia.org/wiki/Magic_SysRq_key ; and this link, askubuntu.com/questions/968024/…
    – sudodus
    Jan 12 at 19:37






  • 2




    in KDE, Mate and Cinnamon desktops, Ctrl+Alt+Del will bring up the shut down menu when you can choose to log off, restart or shutdown.
    – ravery
    Jan 12 at 20:15















up vote
4
down vote

favorite












In win7, when I want to restart computer via keyboard until my operating system hasn't been loaded yet, I press Ctrl+Alt+Del.



What is equivalent to this command in Ubuntu?



(Note that I'm not asking for Task manager).



I wish to restart it if, for example, I pressed F10 but BIOS didn't load successfully so I have to reboot it. I really don't like brute way (using physical shutdown button).










share|improve this question
























  • Do you want to do this as a rescue operation because the mouse does not work, or because you want a convenient way to reboot? Or for some other reason (please specify)?
    – sudodus
    Jan 12 at 19:13






  • 1




    To slightly improve upon the not-exactly-perfect-but-still-hopefully-useful workaround of using the terminal, with recent versions of Ubuntu which use systemd (16.04 or possibly earlier), you don't need sudo — just shutdown -r now will work. (The -r flag means restart, and now specifies the time.) Depending on which desktop environment you use (Unity, GNOME, XFCE?) you can specify a custom hotkey, for this command.
    – aplaice
    Jan 12 at 19:15








  • 1




    @aplaice reboot is shorter
    – Rinzwind
    Jan 12 at 19:30






  • 2




    Responding to your edited original question: I suggest the 'SysRq REISUB' method to get a soft reboot. SysRq is often on the PrintScreen key: Press Alt + PrintScreen all the time, and then slowly (one key after another) the letter keys R E I S U B. See this link, en.wikipedia.org/wiki/Magic_SysRq_key ; and this link, askubuntu.com/questions/968024/…
    – sudodus
    Jan 12 at 19:37






  • 2




    in KDE, Mate and Cinnamon desktops, Ctrl+Alt+Del will bring up the shut down menu when you can choose to log off, restart or shutdown.
    – ravery
    Jan 12 at 20:15













up vote
4
down vote

favorite









up vote
4
down vote

favorite











In win7, when I want to restart computer via keyboard until my operating system hasn't been loaded yet, I press Ctrl+Alt+Del.



What is equivalent to this command in Ubuntu?



(Note that I'm not asking for Task manager).



I wish to restart it if, for example, I pressed F10 but BIOS didn't load successfully so I have to reboot it. I really don't like brute way (using physical shutdown button).










share|improve this question















In win7, when I want to restart computer via keyboard until my operating system hasn't been loaded yet, I press Ctrl+Alt+Del.



What is equivalent to this command in Ubuntu?



(Note that I'm not asking for Task manager).



I wish to restart it if, for example, I pressed F10 but BIOS didn't load successfully so I have to reboot it. I really don't like brute way (using physical shutdown button).







shortcuts






share|improve this question















share|improve this question













share|improve this question




share|improve this question








edited Jan 18 at 12:46









WinEunuuchs2Unix

41k1069153




41k1069153










asked Jan 12 at 18:57









mk1024

159313




159313












  • Do you want to do this as a rescue operation because the mouse does not work, or because you want a convenient way to reboot? Or for some other reason (please specify)?
    – sudodus
    Jan 12 at 19:13






  • 1




    To slightly improve upon the not-exactly-perfect-but-still-hopefully-useful workaround of using the terminal, with recent versions of Ubuntu which use systemd (16.04 or possibly earlier), you don't need sudo — just shutdown -r now will work. (The -r flag means restart, and now specifies the time.) Depending on which desktop environment you use (Unity, GNOME, XFCE?) you can specify a custom hotkey, for this command.
    – aplaice
    Jan 12 at 19:15








  • 1




    @aplaice reboot is shorter
    – Rinzwind
    Jan 12 at 19:30






  • 2




    Responding to your edited original question: I suggest the 'SysRq REISUB' method to get a soft reboot. SysRq is often on the PrintScreen key: Press Alt + PrintScreen all the time, and then slowly (one key after another) the letter keys R E I S U B. See this link, en.wikipedia.org/wiki/Magic_SysRq_key ; and this link, askubuntu.com/questions/968024/…
    – sudodus
    Jan 12 at 19:37






  • 2




    in KDE, Mate and Cinnamon desktops, Ctrl+Alt+Del will bring up the shut down menu when you can choose to log off, restart or shutdown.
    – ravery
    Jan 12 at 20:15


















  • Do you want to do this as a rescue operation because the mouse does not work, or because you want a convenient way to reboot? Or for some other reason (please specify)?
    – sudodus
    Jan 12 at 19:13






  • 1




    To slightly improve upon the not-exactly-perfect-but-still-hopefully-useful workaround of using the terminal, with recent versions of Ubuntu which use systemd (16.04 or possibly earlier), you don't need sudo — just shutdown -r now will work. (The -r flag means restart, and now specifies the time.) Depending on which desktop environment you use (Unity, GNOME, XFCE?) you can specify a custom hotkey, for this command.
    – aplaice
    Jan 12 at 19:15








  • 1




    @aplaice reboot is shorter
    – Rinzwind
    Jan 12 at 19:30






  • 2




    Responding to your edited original question: I suggest the 'SysRq REISUB' method to get a soft reboot. SysRq is often on the PrintScreen key: Press Alt + PrintScreen all the time, and then slowly (one key after another) the letter keys R E I S U B. See this link, en.wikipedia.org/wiki/Magic_SysRq_key ; and this link, askubuntu.com/questions/968024/…
    – sudodus
    Jan 12 at 19:37






  • 2




    in KDE, Mate and Cinnamon desktops, Ctrl+Alt+Del will bring up the shut down menu when you can choose to log off, restart or shutdown.
    – ravery
    Jan 12 at 20:15
















Do you want to do this as a rescue operation because the mouse does not work, or because you want a convenient way to reboot? Or for some other reason (please specify)?
– sudodus
Jan 12 at 19:13




Do you want to do this as a rescue operation because the mouse does not work, or because you want a convenient way to reboot? Or for some other reason (please specify)?
– sudodus
Jan 12 at 19:13




1




1




To slightly improve upon the not-exactly-perfect-but-still-hopefully-useful workaround of using the terminal, with recent versions of Ubuntu which use systemd (16.04 or possibly earlier), you don't need sudo — just shutdown -r now will work. (The -r flag means restart, and now specifies the time.) Depending on which desktop environment you use (Unity, GNOME, XFCE?) you can specify a custom hotkey, for this command.
– aplaice
Jan 12 at 19:15






To slightly improve upon the not-exactly-perfect-but-still-hopefully-useful workaround of using the terminal, with recent versions of Ubuntu which use systemd (16.04 or possibly earlier), you don't need sudo — just shutdown -r now will work. (The -r flag means restart, and now specifies the time.) Depending on which desktop environment you use (Unity, GNOME, XFCE?) you can specify a custom hotkey, for this command.
– aplaice
Jan 12 at 19:15






1




1




@aplaice reboot is shorter
– Rinzwind
Jan 12 at 19:30




@aplaice reboot is shorter
– Rinzwind
Jan 12 at 19:30




2




2




Responding to your edited original question: I suggest the 'SysRq REISUB' method to get a soft reboot. SysRq is often on the PrintScreen key: Press Alt + PrintScreen all the time, and then slowly (one key after another) the letter keys R E I S U B. See this link, en.wikipedia.org/wiki/Magic_SysRq_key ; and this link, askubuntu.com/questions/968024/…
– sudodus
Jan 12 at 19:37




Responding to your edited original question: I suggest the 'SysRq REISUB' method to get a soft reboot. SysRq is often on the PrintScreen key: Press Alt + PrintScreen all the time, and then slowly (one key after another) the letter keys R E I S U B. See this link, en.wikipedia.org/wiki/Magic_SysRq_key ; and this link, askubuntu.com/questions/968024/…
– sudodus
Jan 12 at 19:37




2




2




in KDE, Mate and Cinnamon desktops, Ctrl+Alt+Del will bring up the shut down menu when you can choose to log off, restart or shutdown.
– ravery
Jan 12 at 20:15




in KDE, Mate and Cinnamon desktops, Ctrl+Alt+Del will bring up the shut down menu when you can choose to log off, restart or shutdown.
– ravery
Jan 12 at 20:15










1 Answer
1






active

oldest

votes

















up vote
4
down vote













SysRq REISUB



Responding to your edited original question: I suggest the 'SysRq REISUB' method. This is a way to reboot linux systems gracefully, that often works to keep the file system healthy (in contrast to hard poweroff).



SysRq is often on the PrintScreen key:



Press Alt + PrintScreen continuously, sometimes the Fn key is involved too (in laptops),



and then slowly (one key after another) the keys R E I S U B to reboot.



When you press the 'letter keys' you need not specify caps lock or shift.





The corresponding sequence to shut down the computer gracefully is:



Press Alt + PrintScreen continuously, sometimes the Fn key is involved too (in laptops),



and then slowly (one key after another) the keys R E I S U O to shut down.



B 'Boot' is replaced by O 'Off'.





You find more details at the following links,



en.wikipedia.org/wiki/Magic_SysRq_key



How to call up high priority responsive terminal window, even if Xubuntu is hopelessly frozen






share|improve this answer



















  • 3




    REISSUB= Reboot Even If System Utterly Broken. Might be useful to specify caps lock not necessary.
    – WinEunuuchs2Unix
    Jan 18 at 12:50












  • @WinEunuuchs2Unix, Thanks :-)
    – sudodus
    Jan 18 at 14:55






  • 1




    @pa4080, Thanks for finding and fixing the 'left over from my copy-paste' :-)
    – sudodus
    Mar 13 at 8:19










  • I've just tried this - it's working like a charm.
    – pa4080
    Mar 13 at 8:27











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1 Answer
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1 Answer
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active

oldest

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up vote
4
down vote













SysRq REISUB



Responding to your edited original question: I suggest the 'SysRq REISUB' method. This is a way to reboot linux systems gracefully, that often works to keep the file system healthy (in contrast to hard poweroff).



SysRq is often on the PrintScreen key:



Press Alt + PrintScreen continuously, sometimes the Fn key is involved too (in laptops),



and then slowly (one key after another) the keys R E I S U B to reboot.



When you press the 'letter keys' you need not specify caps lock or shift.





The corresponding sequence to shut down the computer gracefully is:



Press Alt + PrintScreen continuously, sometimes the Fn key is involved too (in laptops),



and then slowly (one key after another) the keys R E I S U O to shut down.



B 'Boot' is replaced by O 'Off'.





You find more details at the following links,



en.wikipedia.org/wiki/Magic_SysRq_key



How to call up high priority responsive terminal window, even if Xubuntu is hopelessly frozen






share|improve this answer



















  • 3




    REISSUB= Reboot Even If System Utterly Broken. Might be useful to specify caps lock not necessary.
    – WinEunuuchs2Unix
    Jan 18 at 12:50












  • @WinEunuuchs2Unix, Thanks :-)
    – sudodus
    Jan 18 at 14:55






  • 1




    @pa4080, Thanks for finding and fixing the 'left over from my copy-paste' :-)
    – sudodus
    Mar 13 at 8:19










  • I've just tried this - it's working like a charm.
    – pa4080
    Mar 13 at 8:27















up vote
4
down vote













SysRq REISUB



Responding to your edited original question: I suggest the 'SysRq REISUB' method. This is a way to reboot linux systems gracefully, that often works to keep the file system healthy (in contrast to hard poweroff).



SysRq is often on the PrintScreen key:



Press Alt + PrintScreen continuously, sometimes the Fn key is involved too (in laptops),



and then slowly (one key after another) the keys R E I S U B to reboot.



When you press the 'letter keys' you need not specify caps lock or shift.





The corresponding sequence to shut down the computer gracefully is:



Press Alt + PrintScreen continuously, sometimes the Fn key is involved too (in laptops),



and then slowly (one key after another) the keys R E I S U O to shut down.



B 'Boot' is replaced by O 'Off'.





You find more details at the following links,



en.wikipedia.org/wiki/Magic_SysRq_key



How to call up high priority responsive terminal window, even if Xubuntu is hopelessly frozen






share|improve this answer



















  • 3




    REISSUB= Reboot Even If System Utterly Broken. Might be useful to specify caps lock not necessary.
    – WinEunuuchs2Unix
    Jan 18 at 12:50












  • @WinEunuuchs2Unix, Thanks :-)
    – sudodus
    Jan 18 at 14:55






  • 1




    @pa4080, Thanks for finding and fixing the 'left over from my copy-paste' :-)
    – sudodus
    Mar 13 at 8:19










  • I've just tried this - it's working like a charm.
    – pa4080
    Mar 13 at 8:27













up vote
4
down vote










up vote
4
down vote









SysRq REISUB



Responding to your edited original question: I suggest the 'SysRq REISUB' method. This is a way to reboot linux systems gracefully, that often works to keep the file system healthy (in contrast to hard poweroff).



SysRq is often on the PrintScreen key:



Press Alt + PrintScreen continuously, sometimes the Fn key is involved too (in laptops),



and then slowly (one key after another) the keys R E I S U B to reboot.



When you press the 'letter keys' you need not specify caps lock or shift.





The corresponding sequence to shut down the computer gracefully is:



Press Alt + PrintScreen continuously, sometimes the Fn key is involved too (in laptops),



and then slowly (one key after another) the keys R E I S U O to shut down.



B 'Boot' is replaced by O 'Off'.





You find more details at the following links,



en.wikipedia.org/wiki/Magic_SysRq_key



How to call up high priority responsive terminal window, even if Xubuntu is hopelessly frozen






share|improve this answer














SysRq REISUB



Responding to your edited original question: I suggest the 'SysRq REISUB' method. This is a way to reboot linux systems gracefully, that often works to keep the file system healthy (in contrast to hard poweroff).



SysRq is often on the PrintScreen key:



Press Alt + PrintScreen continuously, sometimes the Fn key is involved too (in laptops),



and then slowly (one key after another) the keys R E I S U B to reboot.



When you press the 'letter keys' you need not specify caps lock or shift.





The corresponding sequence to shut down the computer gracefully is:



Press Alt + PrintScreen continuously, sometimes the Fn key is involved too (in laptops),



and then slowly (one key after another) the keys R E I S U O to shut down.



B 'Boot' is replaced by O 'Off'.





You find more details at the following links,



en.wikipedia.org/wiki/Magic_SysRq_key



How to call up high priority responsive terminal window, even if Xubuntu is hopelessly frozen







share|improve this answer














share|improve this answer



share|improve this answer








edited Mar 13 at 8:15









pa4080

13.2k52461




13.2k52461










answered Jan 18 at 6:46









sudodus

22.1k32871




22.1k32871








  • 3




    REISSUB= Reboot Even If System Utterly Broken. Might be useful to specify caps lock not necessary.
    – WinEunuuchs2Unix
    Jan 18 at 12:50












  • @WinEunuuchs2Unix, Thanks :-)
    – sudodus
    Jan 18 at 14:55






  • 1




    @pa4080, Thanks for finding and fixing the 'left over from my copy-paste' :-)
    – sudodus
    Mar 13 at 8:19










  • I've just tried this - it's working like a charm.
    – pa4080
    Mar 13 at 8:27














  • 3




    REISSUB= Reboot Even If System Utterly Broken. Might be useful to specify caps lock not necessary.
    – WinEunuuchs2Unix
    Jan 18 at 12:50












  • @WinEunuuchs2Unix, Thanks :-)
    – sudodus
    Jan 18 at 14:55






  • 1




    @pa4080, Thanks for finding and fixing the 'left over from my copy-paste' :-)
    – sudodus
    Mar 13 at 8:19










  • I've just tried this - it's working like a charm.
    – pa4080
    Mar 13 at 8:27








3




3




REISSUB= Reboot Even If System Utterly Broken. Might be useful to specify caps lock not necessary.
– WinEunuuchs2Unix
Jan 18 at 12:50






REISSUB= Reboot Even If System Utterly Broken. Might be useful to specify caps lock not necessary.
– WinEunuuchs2Unix
Jan 18 at 12:50














@WinEunuuchs2Unix, Thanks :-)
– sudodus
Jan 18 at 14:55




@WinEunuuchs2Unix, Thanks :-)
– sudodus
Jan 18 at 14:55




1




1




@pa4080, Thanks for finding and fixing the 'left over from my copy-paste' :-)
– sudodus
Mar 13 at 8:19




@pa4080, Thanks for finding and fixing the 'left over from my copy-paste' :-)
– sudodus
Mar 13 at 8:19












I've just tried this - it's working like a charm.
– pa4080
Mar 13 at 8:27




I've just tried this - it's working like a charm.
– pa4080
Mar 13 at 8:27


















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