rebooting is the process of bringing down a system in a state where it will complete reinitialise, without removing power from the system. Use this tag for question related to problems with being able to reboot a system. For problems booting into a particular installed OS, use the appropriate ...

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842 views

grub partition error

This is the first time this has happened to me.I don't use linux on a regular basis, except for some project work. I had logged in today , finished my work and restarted it so I could go into windows ...
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0answers
116 views

libkmod: ERROR ignoring bad line starting with 'snd-hda-intel'

At booting I started getting the following error in Ubuntu 14.04. libkmod: ERROR ../libkmod/libkmod-config.c:686 kmod_config_parse: /etc/modprobe.d/alsa-base.conf line 44: ignoring bad line ...
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0answers
11 views

cross-reboot monotonic systemd timer

The timer functionality of systemd includes monotonic timers, which measure time in real uptime since some starting point after boot. This means that after a boot, the service triggered by the timer ...
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1answer
56 views

Time it takes to reboot a Linux server

Is there a way to work out how long it would take to reboot a Linux server? To clarify, the time from the reboot command starts to when the server is back up and running (ie all services started, ...
4
votes
1answer
5k views

“A stop job is running…” on shutdown

Almost every time when I'm shutting down or rebooting the system I get the following message before the system actually shuts down: A stop job is running for Session 1 of user xy It waits for ...
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1answer
23 views

Does `reboot` go through GRUB?

I had a pretty broken GRUB set up where booting required the enter key to be pressed. However today I ran sudo reboot and it powered off and came back up without a hitch. I doubt I fixed my GRUB issue ...
2
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0answers
60 views

Reboot takes too long

I have a Toshiba S55-B5280 which originally came installed with Windows 10 and after a while I decided to go with linux and try to install it. My choice was Manjaro Linux and so far it has work well ...
22
votes
3answers
87k views

crontab's @reboot only works for root?

man 5 crontab is pretty clear on how to use crontab to run a script on boot: These special time specification "nicknames" are supported, which replace the 5 initial time and date fields, and ...
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5answers
17k views

How can I tell GRUB I want to reboot into Windows—before I reboot?

I have a dual boot Linux/windows system set up, and frequently switch from one to the other. I was thinking if I could add a menu item in one of the menus to reboot directly into windows, without ...
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0answers
37 views

How to restart script or reboot if FFMPEG / AVCONV get stuck?

I am using AVCONV to stream my webcam on Dailymotion, here is the command : avconv -f video4linux2 -s 853x480 -i /dev/video0 -f flv -b 800k -r 14 rtmp://publish.dailymotion.com/publish-dm/xxx I run ...
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0answers
46 views

System reboot randomly in all Unix-like OS

I'm new in Unix-like OS, I have tried to install Ubuntu 14.04 LTS, Debian 8.3.0, Linux Mint, OpenSUSE Leap 42.1 in my Thinkpad W530 laptop, and the installation was successful. But the problem is ...
0
votes
1answer
361 views

Computer doesn't power off at shutdown/reboot (Arch)

My computer doesn't power off when I try to shutdown or reboot it, I'm forced to press the power button. At shutdown, a single _ is displayed (sometimes blinking, sometimes not). At reboot, two ...
1
vote
1answer
45 views

how to interrupt system reboot?

I currently have a system which reboots every 1 in 3 reboots, I can find the date time as to when and i can find out who (just says system) but I cannot find out why. I was wondering if it was at ...
1
vote
0answers
19 views

A machine running Ubuntu or Debian shutdown on reboot. What steps would you use to find what dev/driver is causing this?

Title is pretty descriptive. I have a few of the same board that shuts down on reboot but never restarts. It does this with Debian or Ubuntu (yes yes, two sides of the same coin,) but does not do it ...
0
votes
1answer
23 views

grub2-reboot without root

I use the following script (based on code here) to reboot to windows, so I can stop kicking myself every time I start daydreaming and miss the boot menu. #!/bin/bash ENTRY=$( grep Windows ...
3
votes
1answer
45 views

Shutdown with keyboard press doesn't work

I have a Debian Jessie build, and I want to add keyboard shutdown. I've tried the following, without any success: Attempt 1 To /etc/inittab I added ca:12345:ctrlaltdel:/sbin/shutdown -t1 -a -r now ...
1
vote
2answers
90 views

Why do I still need to run shutdown as sudo after this?

I'm running Linux Mint 17.3. By default, running shutdown or other commands like reboot, poweroff requires root privilege. So I added the following line lesaff_b ALL=(ALL) NOPASSWD: ...
0
votes
1answer
88 views

Does a Linux brand cause a Dell Latitude D620 notebook to hang during reboot process?

Recently, I installed Linux Trisquel 6 on a Dell Latitude D620 notebook (dual core cpu, 2GB DDR and 60GB hard drive), where previously Windows XP was installed. But Trisquel doesn't seem to support ...
0
votes
1answer
47 views

How to fix Linux from doing fake Restarts?

Just as my question title states, how can I stop Linux from doing a fake Restart Computer when I go to select Restart from the Quit menu. What I mean by a fake restart is that, it goes to do a ...
53
votes
6answers
5k views

Why does reboot and poweroff require root privileges?

To restart or shut off Linux from the terminal, one can use reboot and poweroff, respectively. However, both of these commands require root privileges. Why is this so? What security risk is posed by ...
0
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0answers
31 views

Reboot on grep in /sys directory

I just run the following command (on a Android in VirtualBox): grep -Hirn 'VirtualBox' /sys/* and the system rebooted. I wonder why this is the case, any suggestions?
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0answers
94 views

Centos7 crontab @reboot sleep not working

I am currently trying to get my server to relaunch a few things on server reboot but they were failing due to screen not yet being loaded (I believe), in an attempt to fix this I added a 3min sleep to ...
3
votes
1answer
63 views

Investigate an unwanted shutdown over the weekend

This morning my machine running Fedora 22 was in a state of shutdown showing, IIRC, something like the following, in fullscreen white on black terminal: [Rebooting] ... System halted. After holding ...
3
votes
2answers
5k views

Poweroff or Reboot as normal User

To run the command poweroff or reboot one needs to be super user. Is there anyway I can run this as a normal user? I just don't want to sudo and enter my password every time I reboot or power off.
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votes
1answer
74 views

What causes runlevel (to lvl 0)

What can cause my system to hit runlevel 0 during normal operations? shutdown system down 2.6.32-042stab11 Thu Dec 24 13:53 - 21:47 (1+07:54) runlevel (to lvl 0) 2.6.32-042stab11 Thu Dec 24 13:52 ...
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votes
1answer
23 views

Finding out why Reboot only stops the system

I'm using puppy on a 500 MB ram machine.It works quite fine so far, but whenever I type in reboot........all stops and I need to manually shut down the machine and restart it (energy switch). I've ...
0
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1answer
32 views

Two implementations of reboot?

Why do there seem to be two implementations of reboot on my linux system? # find . -name "reboot" ./etc/init.d/reboot ./sbin/reboot
1
vote
1answer
35 views

Check that mashine was rebooted

A GUI application is started by the normal user. It's doing stuff with the bootloader and then asks for reboot. The question is how to implement the second part: after reboot and login into the ...
0
votes
1answer
25 views

Debian Wheezy VPS reboots after each login

I have a Debian Wheezy vps on the cloud. Today I tried to login using the VNC console provided by my vps service provider but everytime I login the server automatically reboots after 5 seconds! ...
0
votes
1answer
204 views

Requiring a script to sync ramdisk before and after reboot

On a specific machine I use a lot of RAM to serve websites really fast directly from RAM (which by the way is working amazingly well). For this I have mounted a ramdisk in /etc/fstab (in debian 7, via ...
1
vote
0answers
19 views

Can I specify partition in “reboot” or any similar commands?

I like to make scripts for everything that takes a bit of time, and when I have to reboot to another partition, I press the reboot button and then hold alt (⌥) and then I have to choose partition. I'd ...
3
votes
1answer
103 views

Kernel update - reboot needed or not?

I just updated our AWS Linux Server (which uses yum) and a new kernel is installed: kernel-4.1.10-16.27.amzn1.x86_64. It didn't state anything about restarting. According to this answer here I ...
0
votes
1answer
89 views

Linux: System reboots instead of power off or shutdown on motherboard intel DB85FL

The question is: Whenever I ask the system to shutdown to power off, it goes to power off mode for like 2-3 seconds then it powers on automatically again without my intervention. I did not go manually ...
1
vote
1answer
66 views

Send network connectivity ping from server to client

So I have a server and a client computer which I must have running on the network all the time. Somemtimes because I am running my client computer on WLAN the network goes down so I need to restart ...
1
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0answers
49 views

RAID5 needs drive to be added every reboot

I have a 3 disk RAID5 mdadm array total 4TB on an Ubuntu Server 14.04.3 LTS. Since a kernel panic caused by an already replaced device unrelated to the array, after every reboot the array starts ...
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0answers
19 views

Cinnamon close window keyboard shortcut stops working

I am using Cinnamon version 2.0.14. From time to time I am seeing that specifically ctrl+w stops functioning, and there is no way for me to bring the functionality back. Rebooting is the only way to ...
0
votes
1answer
43 views

FreeBSD - Automatic reboots on boot attempts - init / getty failure?

$ uname -a FreeBSD MACH1 10.2-RELEASE FreeBSD 10.2-RELEASE #0 r286666: Wed Aug 12 19:31:38 UTC 2015 root@releng1.nyi.freebsd.org:/usr/obj/usr/src/sys/GENERIC i386 On booting, everything seems to ...
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0answers
20 views

Why deconfiguring interfaces is a need on reboot?

When I reboot the Raspbian (Debian 7.8) it waits around 10 seconds before shutdown at "deconfiguring network interfaces" step. What would be if we make the system skip this step? Why is deconfiguring ...
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0answers
33 views

Syslinux: reboot to another boot menu item (or to specific OS) from console

I have installed syslinux and several kernels. I want to reboot to specific boot menu item (or to specific OS). For example, right now I'm on a standard kernel and want to boot to Linux with LTS ...
0
votes
3answers
46 views

Start server remotely

I am trying to start my server remotely with this ssh root@xxx.xx.xx.xx /sbin/reboot And keep getting this back ssh: connect to host xxx.xx.xx.xx port 22: Operation timed out Why can't I start ...
1
vote
1answer
161 views

cronjob at resume from suspend

using linux. I know you can do an @reboot cronjob. I want to do an equivalent thing but instead of running at reboot, running after my computer awakens from suspend. Is that possible?
6
votes
1answer
304 views

How does gnome reboot without root privileges?

I am reading the book Linux kernel development, in chapter 5 "System Call Implementation" page 77 says For example, capable(CAP_SYS_NICE) checks whether the caller has the ability to modify ...
6
votes
4answers
617 views

How to log off when the desktop freezes?

Today I had an unexpected software failure. As I am inexperienced, I only managed to switch to the console using CTRL + ALT + F1 and then reboot using reboot. How do I properly log off if the desktop ...
0
votes
2answers
184 views

reboot command doesn't reboot on puppy linux

When I type the reboot command in a consol the screen goes dark but keeps being turned on indefinitely. How to fix that ?
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vote
0answers
1k views

Failed unmounting /home during shutdown arch linux

I've installed arch on my system multiple times and everything has worked fine, but since last installation I've been seeing messages : Failed unmounting /home. and Failed unmounting /run/user/1000. ...
15
votes
4answers
23k views

How long has my Linux system been running?

Is there a command I can type in a terminal that will tell me the last time a machine was rebooted?
1
vote
1answer
53 views

strange results from investigating a reboot in auth.log

My Ubuntu 14.04 server is hosted on a well-known cloud provider. I noticed today something that usually makes my heart stop: user@myserver123:/var/log$ screen -ls No Sockets found in ...
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votes
2answers
4k views

What caused my CentOS 6.4 box to reboot itself?

I noticed that the MySQL daemon running on my CentOS 6.4 machine was suddenly not running anymore. I checked the MySQL log, but didn't see anything relevant: 121229 22:17:45 mysqld_safe mysqld from ...
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0answers
33 views

Last reboot shown few rows at the same time?

I had got this from my server logs. I wonder what does it mean by that? ("Last reboot", The repetition of the same day and time) reboot system boot 3.13.0-35-generi Fri Jul 10 17:15 - 12:06 ...
8
votes
1answer
5k views

How to continue a script after it reboots the machine?

I'm writing a shell script in bash. At some point in the script, it detects that the machine needs to be rebooted before continuing. It issues: sudo reboot When the machine comes back up, there ...