ctrlaltdel
Utility to control what happens when CTRL+ALT+DEL is pressed. More information: https://manned.org/ctrlaltdel.
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Get current setting:
ctrlaltdel
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Set CTRL+ALT+DEL to reboot immediately, without any preparation:
sudo ctrlaltdel hard
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Set CTRL+ALT+DEL to reboot "normally", giving processes a chance to exit first (send SIGINT to PID1):
sudo ctrlaltdel soft
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