Questions tagged [halt]
14 questions
25
votes
1 answer
Why it is possible for normal users to power off computer?
I used the command poweroff and unexpectedly the system went off. I didn't used sudo therefore I didn't expect computer to be turned off. Why it was possible for me to use this command without root privilege?
Amir reza Riahi
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2
votes
1 answer
Halt purpose: What does "you can perform low level maintenance" mean?
About halt in Linux in these places:
What is the difference between the shutdown, halt and reboot commands?
Understanding Shutdown, Poweroff, Halt and Reboot Commands in Linux
What is halt command in Linux?
Indicate the following:
halt is usually…
Manuel Jordan
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2
votes
2 answers
Debian 9 halt does not really power off in new versions - why?
IMPORTANT:
I am able to restore halt old behavior if I do:
apt install sysvinit-core
Plus: Old Red Hat based versions are able to power off with halt too.
I am trying to understand why in Debian 9 you should not use halt to turn off your…
Luciano Andress Martini
- 6,490
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1
vote
1 answer
What are MODERN uses for halt (non-power off) vs shutdown (power-off)?
I have read some fascinating threads about the history and implementation of the halt and shutdown commands (and equivalents, eg. runlevels and systemctl targets) across different versions of Unix(-like) OSes/Linux over the past several decades, and…
tgwdnghn
- 27
- 3
1
vote
2 answers
Halt execution of pasted multiline commands
I pasted a long list of commands into Bash, and in the middle of execution, I decided I wanted it to stop. Ctrl+Z and Ctrl+C did nothing. It just continues executing line after line. In the end, the commands required a service to be running, so I…
mbomb007
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- 7
1
vote
0 answers
KDE system unexpectedly halts and reboots
I'm having issues trying to understand why my system randomly halts or reboots. Here are the specs of my system, retrieved using neofetch:
.-/+oossssoo+/-.
`:+ssssssssssssssssss+:` aeryan@aeryan-PC
…
Aeryan
- 11
- 2
1
vote
1 answer
Debian10 Touchpad in basic mode after halt
I run Debian 10/Gnome on a Lenovo Y2P, so far without problem. In particular uname -a yields:
Linux deepthought 4.19.0-13-amd64 #1 SMP Debian 4.19.160-2 (2020-11-28) x86_64 GNU/Linux
Since I once ran sudo halt on 4.19.0-11-amd64, synclient -l…
Mat
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1
vote
2 answers
Ability to halt/reboot server as user
I need to ability to halt an aws EC2 server as user. I found https://www.cyberciti.biz/tips/howto-linux-allow-users-to-shutdown-server.html but due to the fact that I need this feature on an aws EC2 instance, I don't have a static hostname, so I…
BitFreak
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1
vote
1 answer
How can I halt my new PC instead of poweroff when I call 'shutdown -H now'?
I want to have the message system halted after command shutdown -H now, but my new PC after this command power-off the machine.
With my old PC that command worked fine. But my new PC is powered down after the command shutdown -H now instead of…
Андрей Серегин
- 11
- 2
0
votes
2 answers
How can I make my looping shell script pause after a loop by sending something like ctrl-z and then be continuable?
I have a shell script that loops over files. Processing each file can take several hours (it is CPU/GPU-limited). Sometimes I want to pause the execution at the end of a loop, when a file is finished processing, but then be able to resume later on,…
d-b
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0
votes
1 answer
Cross-platform way to determine if the current user has privlige to shutdown the machine (without actually attempting shutdown)
How can I check (in a safe way) if the current user has the permissions needed to shutdown the system on Unix & Linux?
I'm writing a script that needs to check to see if the current user has the permission needed to shutdown the system. But, of…
Michael Altfield
- 172
- 11
0
votes
1 answer
Print message AFTER shutdown completes?
I am using a bash script with the shutdown command to halt my system. I know that shutdown can print a message as an argument. Here's my current command:
shutdown -h now "Shutdown complete. You may now unplug the power."
However, this prints my…
Eliezer Miron
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- 4
0
votes
0 answers
How do I make a cheat-code permanent on Knoppix 8.6.1?
Summary:
How do I make the following cheat-code permanent on knoppix 8.6.1 on usb stick,
because filesystem type is iso9660 (read-only) and won't let me edit
/mnt-system/boot/isolinux/isolinux.cfg.
Cheat code entered at boot prompt: knoppix…
dave99
- 1
0
votes
0 answers
suddenly wifi internet disconnection
I have sometimes internet disconnection from my wifi connection to my home wifi modem.
I have one Linux LMDE OS into my Lenovo IdeaPad 310 laptop, so in regular times I have this:
so@notebook:~$ uname -a
Linux notebook 4.9.0-9-amd64 #1 SMP Debian…
Soheil Paper
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