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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2answers
43 views

Reasons for a server to be unreachable, How to investigate?

One of my server which host a mongoDB is, sometimes and "randomly" unreachable. After a while, it come back, like nothing happend. During this period, impossible to open an ssh tunnel (timeout, don'...
3
votes
1answer
3k views

Apache boot without asking for passwd

So I'm maintaining a server which has a verified SSL certificate setup, however there is a password on the private key and so whenever apache is reboot, we get a message asking for the password. This ...
0
votes
1answer
1k 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 ...
59
votes
5answers
132k views

What is the difference between reboot , init 6 and shutdown -r now?

I just want to know difference between in reboot init 6 shutdown -r now and which is the safest and the best?
3
votes
1answer
42 views

Ignore sshd inhibitors when rebooting

On my home PC, I set up sshd as an SFTP server so I could share files with my friends. However, when I attempt to reboot and someone has an SFTP client connected, I get the following message: $ ...
4
votes
2answers
6k 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 1:...
0
votes
1answer
85 views

Linux mint 17.3 doesn't shut down

Just installed Linux Mint 17.3 with KDE on HP probook 6470B. Installation went well, the system said it was restarting - DVD was ejected and system seemed to shut down but it didn't. I tried Ctrl+Alt+...
0
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0answers
24 views

How does reboot run without root password on the console? Can I get this to happen with other programs? [duplicate]

I login at the graphical console terminal on basically stock RHEL Linux 6, and type reboot in the command window. The system reboots without being asked for a password eventhough I am not the root ...
5
votes
1answer
786 views

Why isn't “REISUB” working on Debian?

I'm using Debian 'Jessie'. Sometimes my computer freezes, and then I can't use Ctrl+Alt+Del to reboot, Ctrl+Alt+Backspace to kill the X Window System nor Ctrl+Alt+F1 to open a new shell. I've read in ...
0
votes
1answer
55 views

Nothing survives reboot in Debian Jessie

Running RasPBX based on Debian Jessie - I tried to change a few .conf files, but they always reverted following reboot. I initially thought this was dhcp messing with things, but it turns out nothing ...
0
votes
2answers
1k 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 ...
0
votes
1answer
116 views

Is it okay to modify Ubuntu Linux 16.04's /etc/fstab after I initialized it?

I modified /etc/fstab after I initialized it on an Ubuntu Linux 16.04 system running on an Lenovo Thinkstation desktop. After it messed up my Ubuntu Linux 16.04 system causing it to go into emergency ...
1
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0answers
22 views

Raspberry pi blocks completely after multiple reboots

I have a c++ program running on login on the raspberry pi, this program checks data for multiple devices attached on to it (Arduino Mega 2560 + Modbus RS485), gets inputted data from them and sends ...
0
votes
1answer
20 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 ...
0
votes
1answer
206 views

Ubuntu 14.04 black screen after Nvidia Driver 352

I wanted to make use of my Nvidia graphic card so after a little bit of reading I saw that it is possible to change it in the Additional Drivers. It's somewhat similar to here: Ubuntu 14.04 Nvidia ...
5
votes
1answer
10k views

Why does my systemd unit fail to run on server reboot?

I'm having troubles getting a systemd service unit file to run correctly when the server reboots. This server is a fresh CentOS 7.0.1406 install. I'm trying to set it up with multiple Apache httpd ...
0
votes
1answer
38 views

custom shutdown script in rc6.d does not seem to be working.

I'm working with a software application that's a bit touchy so I wan't to shut the software down automatically on reboot or shutdown. I have created a script an placed it in /etc/init.d/ with a ...
0
votes
0answers
179 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 ...
0
votes
1answer
140 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, ...
1
vote
1answer
24 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
votes
0answers
98 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 ...
23
votes
3answers
100k 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 ...
17
votes
5answers
19k 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 ...
0
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0answers
105 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 ...
0
votes
0answers
49 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 ...
1
vote
1answer
66 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
23 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
38 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 /boot/grub2/...
3
votes
1answer
66 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
124 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: /sbin/...
0
votes
1answer
105 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
55 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 ...
59
votes
6answers
6k views

Why does reboot and poweroff require root privileges? [duplicate]

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
votes
0answers
35 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?
0
votes
0answers
137 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
66 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 ...
4
votes
2answers
6k 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.
-2
votes
1answer
114 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 -...
0
votes
1answer
25 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
votes
1answer
42 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
36 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
27 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! Has ...
0
votes
1answer
377 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
155 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
152 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
97 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 it....
1
vote
0answers
70 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 [UU_]...
0
votes
0answers
24 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
51 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 ...