Shutdown Taking Too Long? Here's How to Investigate and Fix Long Shutdown Time in Linux

1. Why does Linux take so long to shut down?
2. How do I shutdown a specific time in Linux?
3. What command should be used to cancel a shutdown in Linux?
4. Why does Linux Mint take so long to shut down?
5. Why does Ubuntu take so long to shut down?
6. Why does Ubuntu take so long to boot?
7. How do I shutdown a shortcut?
8. What is sudo shutdown?
9. What is halt command in Linux?
10. What command is used to terminate a process?
11. Which command is used to shutdown the system?
12. What does shutdown now do?

Why does Linux take so long to shut down?

When you shut down your Linux system, it sends the sigterm and politely asks the running processes to stop. Some processes misbehave and they ignore the sigterm and keep on running. This could cause a delay to the shutdown process as your system will wait for the running processes to stop for a predefined time period.

How do I shutdown a specific time in Linux?

To schedule a shutdown, add the [time] argument and specify when you want it to take place. There are two ways to shut down the system at a specific time – using the absolute or relative time format.

What command should be used to cancel a shutdown in Linux?

To cancel a shutdown, use the -c (cancel) option. Although you don't get any notification that your shutdown has been canceled, your logged in users do get notified. If you don't provide a time string a shutdown will be scheduled for one minute from now.

Why does Linux Mint take so long to shut down?

Re: slow shutdown mint 19.2

Slow shutdowns usually occur when some process or processes refuse to terminate during shutdown. By default, systemd will wait for each such hanging process for 90 seconds, before forcefully killing it.

Why does Ubuntu take so long to shut down?

Apparently wifi sometimes 'hangs' on shutdown, and the longer the OS has been running, the more likely it is to hang. The default timeout to wait for it to resolve is 90 seconds; you can change this to a much shorter/more reasonable time such as 4s.

Why does Ubuntu take so long to boot?

Remove unnecessary services and software to speed up Ubuntu (or any GNU/Linux). There could be errors in starting this services (on its own) boot, which can be viewed by pressing the ESC button during the boot splash screen. Another possibility is the root partition running out of space.

How do I shutdown a shortcut?

Create a shutdown button

1. Right click on the desktop and select the New > Shortcut option.
2. In the Create Shortcut window, enter "shutdown /s /t 0" as the location (Last character is a zero) , do not type the quotes (" "). ...
3. Now enter a name for the shortcut. ...
4. Right click on the new shutdown icon, select Properties and a dialogue box will appear.

What is sudo shutdown?

The poweroff and halt commands basically invoke shutdown (except for the poweroff -f ). sudo poweroff and sudo halt -p are exactly like sudo shutdown -P now . ... This will not use shutdown . Rather, it will invoke the reboot(2) system call (used for reboot, poweroff & halt) to power off the computer instantly.

What is halt command in Linux?

This command in Linux is used to instruct the hardware to stop all the CPU functions. Basically, it reboots or stops the system. If the system is in runlevel 0 or 6 or using the command with –force option, it results in rebooting of the system otherwise it results in shutdown. Syntax: halt [OPTION]...

What command is used to terminate a process?

Terminate the process. When no signal is included in the kill command-line syntax, the default signal that is used is –15 (SIGKILL). Using the –9 signal (SIGTERM) with the kill command ensures that the process terminates promptly.

Which command is used to shutdown the system?

The most important commands for shutdowns via CMD

What does shutdown now do?

The shutdown command is a safe way to power off or reboot your computer, allowing disks to sync and processes to end. This command prevents new logins within the final 5 minutes of shutdown commencing, which is particularly useful on multi-user systems.