Questions related to restarting Ubuntu machines.

learn more… | top users | synonyms

-1
votes
0answers
151 views

Ubuntu 15.04 after reboot lost Ethernet connection

I've installed Ubuntu 15.04 and after a reboot I lose my Ethernet connection. After I've disable and re-enabled my connection Ethernet works fine, until I reboot again. This has been going on ever ...
1
vote
2answers
51 views

What harm can a cold reboot cause into your computer? [on hold]

I was taking a look at the game DEFCON, and it froze my PC. Unfortunately, I only discovered the REISUB thing after a cold reboot. Now, what harm the cold reboot caused into my computer? Any type of ...
0
votes
0answers
25 views

How to restart Nvidia CUDA driver without rebooting?

When a CUDA process terminates due to errors, sometimes the device context are not released properly (due to driver bugs), since the Nvidia CUDA driver supports limited number of context instances ...
0
votes
0answers
15 views

14.04 unresponsive when running a stress test

When I run mprime (the linux version of prime95) there is no control of the mouse, the clock is not updated, the system monitor is not updated, and mprime cannot be terminated (since the keyboard is ...
0
votes
0answers
8 views

How to tell which application wants a reboot [duplicate]

Sometimes after installing software or whatnot, I find that I have to reboot my machine, either because I get the Software Updater telling me about it with its little annoying popup messages, or I ...
1
vote
0answers
14 views

Cannot scan after plugging USB scanner into running system, reboot required

I am using an Epson Photo Perfection scanner with Ubuntu 14.04 LTS. I have installed the Linux drivers successfully but I still have the following annoying problem. I cannot use the scanner when ...
-4
votes
0answers
17 views

need to know how to reset to factory setting [duplicate]

Here is my situation I got a new laptop so for a while did not touch the desktop. Now need the computer but I forgot the password so now I need to know if I can reset to factory settings as a guest.
1
vote
0answers
23 views

How can i enable user to have reboot privileges without sudo? [duplicate]

How can i enable user to have reboot privileges without sudo? Need to keep sudo password enabled. ssh user@server "sudo reboot" does not work because it requires a password to be entered. Want ...
0
votes
1answer
68 views

Ubuntu doesn't reboot / shutdown properly

root@pcu:~# uname -a Linux pcu 3.16.0-33-generic #44~14.04.1-Ubuntu SMP Fri Mar 13 10:33:29 UTC 2015 x86_64 x86_64 x86_64 GNU/Linux After any shutdown command (shutdown, halt, poweroff, init, GUI ...
0
votes
1answer
13 views

Shortcuts missing everytime I reboot pc (target on anouther partition) [duplicate]

Well, I'm new to linux. And I have 2 partitions - one where I have linux installed, and second where I hold my files. I created 2 shortcuts on my desktop, but everytime, when I reboot my pc, they are ...
0
votes
1answer
18 views

Desktop Settings deleted after update

I have installed Ubuntu 14.10 Multiple Times and after the Software Update the Desktop Customizations are deleted I did a fresh install and About 70 Programs were updates following a reboot. After ...
0
votes
1answer
26 views

My laptop not showing dual boot [duplicate]

Im using dell vostro 3546. Just before i was install successfully ubuntu. Before it has windows8.1. Now i did restart my laptop and doesnt showing dual boot and it showing only ubuntu. I donot know ...
0
votes
0answers
52 views

Ubuntu 14.10 doesn't shutdown on my Dell 15R 7520!

I installed Ubuntu 14.10 using usb installer on my laptop. The only issue with it is it won't shutdown or reboot at all. The system shows few messages and tries to kill all the processes but fails and ...
2
votes
1answer
35 views

Restart and resume applications like in OSX

In OSX there is this restart and resume feature, that makes every window of every application (that supports this feature) resume after a system reboot, even unsaved new documents, mails, images etc. ...
0
votes
0answers
19 views

Machine rebooting when running process in screen/tmux

For the past couple of days, I've been running some CPU and memory intensive processes on a remote machine running Ubuntu 14.04. Here is the interesting bit: when I run a process on a regular SSH ...
0
votes
1answer
34 views

Ubuntu Server is resetting folder permissions for .ssh on reboot

Every time I power cycle the machine the .ssh folder permissions are reset and become too open for ssh. I need to physically go to the machine and chmod 0700 ~/.ssh before I can ssh in (otherwise ...
0
votes
0answers
9 views

Start mySQL with AppArmor on reboot

When my Ubuntu server (hosted by Rackspace) is rebooted/restarted, mySQL starts automatically as evidenced by phpMyAdmin working properly. However, my PHP code does not appear to work. When I manually ...
0
votes
3answers
180 views

PC does not boot into Windows, but Ubuntu still works well; how to recover?

I installed 7 operating systems in my PC. All worked very well. (Ubuntu 11, Ubuntu 14, EduBoss, Redhat6, Nodezero, Windows 8, Win 7). I frequently used Windows 8 and Ubuntu 14 last 6-7 months, I enjoy ...
0
votes
1answer
26 views

Why so many Reboots

I have a site that has 3 servers running Ubuntu 14.04.2. In the last couple of weeks I have had several updates that require a system reboot. I ran a system running unix that went years without a ...
0
votes
1answer
176 views

Ubuntu 14.04.2 with kernel version 3.13.0-46-generic fails to shutdown

When I execute shutdown and restart from the top panel or sudo shutdown -h/ sudo shutdown -r, everything goes fine until the last line "Will halt now", then it hangs, I've had to hold the power button ...
0
votes
0answers
45 views

white screen on new install 14.04 reboot

I have a problem with Ubuntu 14.04 on a Toshiba Satellite laptop C55-B5201 I had 1st installed Ubuntu 14.04 and it ran OK but after an upgrade in early February, it began to have a white screen with ...
-1
votes
1answer
107 views

Ubuntu 14.04 won't shut down, reboots instead

I've researched on this topic and did all of the recommendations such as editing kernel options acpi=off, acpi=noirq, acpi=force, then sudo update-grub. i also edit the bios to disable wake on lan ...
0
votes
1answer
75 views

Ubuntu 14.04 with Gnome 3 experiencing random reboots

I'm not sure how to diagnose Ubuntu problems, as I've only been a user for a few days from Windows 8.1 I've never had any random reboot issues with Windows, so I am quite confident that it's not a ...
1
vote
1answer
25 views

Is umount performed automatically during a reboot?

Let's say I have a USB device mounted. When issuing a system restart using the command line utility "reboot", will the system automatically umount my USB device? Also, typically, if any shell is up ...
1
vote
0answers
19 views

(System manufacturer P5K SE) suspend/resume failure (Ubuntu 14.04)

After the PC went to suspend it doesn't start from the last state. Just does a reboot. I can suppose that I could wrong configure Asus motherboard but can't find out which one.
0
votes
0answers
128 views

Ubuntu 14.04 hangs on shutdown or reboot on Dell XPS M1330 laptop

I'm trying to fix the same type of problem reported in Ubuntu 14.04 hangs on shutdown / reboot D630 but for a Dell XPS M1330 laptop that has Ubuntu 14.10 Desktop installed on it. Reboot or shutdown ...
0
votes
0answers
105 views

Switching between nvidia prop. and nouveau with reboot

There is a very similar question to this one but mind the difference: in this question I am ok with reboots between driver swaps. How can I easily switch between the nvidia prop. driver and nouveau, ...
0
votes
1answer
230 views

Open VPN connection doesnt work after reboot Ubuntu 14.04

First I like to thank anyone who is giving these great answer here ! Im a new Ubuntu user and still on learning curve. After 8 years of OSX it is been harder than I expected. Two weeks ago I installed ...
2
votes
1answer
128 views

Bridge interface does not get IP address after reboot

I'm using Ubuntu 14.04.1 LTS. I'm using kvm and added a bridge interface to be able to connect from VM to outside internet. These are the steps I followed to do that. ifconfig eth0 0.0.0.0 brctl ...
0
votes
1answer
110 views

Ubuntu 14.04 Rebooting Not Working

When ever I reboot Ubuntu (not shutdown but reboot), my computer hangs. It hangs before grub even comes in to go to Ubuntu. I then have to manually do a hard shutdown and power it back on and it boots ...
0
votes
1answer
56 views

Touch screen not working after some reboots (another reboot resolves it)

I am trying to troubleshoot an issue on a Lenovo Flex 14 with Ubuntu 14.04.1 (standard Unity flavour) with touchscreen. Mostly it works perfectly well; but from time to time I reboot (mostly ...
1
vote
0answers
148 views

Strange behavior of Ubuntu 14.10

I've installed Ubuntu 14.10 (not upgraded) and got some troubles. First, it lags (12.04 didn't) sometimes. Second, when I reboot or shutdown the laptop, Ubuntu doesn't do it. Instead, there's a ...
-1
votes
1answer
169 views

Ubuntu 14.04 often Hang/freeze on Splash Screen on boot or restart

just fresh install on new notebook ASUS X453M it's often to hang on boot or restart ubuntu, its only respond to force shutdown button i must forceshutdown and boot many times to can login to ...
0
votes
3answers
99 views

how to get Ubuntu 14.10 to boot up

down loaded Ubuntu 14.10 for AMD 64. New pc. burnt iso image to dvd. installed on clean drive ok. Passwords worked fine. auto downloaded updates. installed ok. Restart did not work.my machine shut ...
1
vote
2answers
62 views

How to automatically reboot after running a command

I'm installing updates on a bunch of machines, and I simply want to run: sudo apt-get update sudo apt-get upgrade sudo reboot all at once on all machines (after hours of course) and let them run ...
0
votes
1answer
92 views

Ubuntu goes black after upgrading (using VirtualBox)

I am running Ubuntu 14.04 within Oracle VirtualBox 4.3. I saw a notification to upgrade some package which I couldn't remember, to be honest. After upgrading process, I was asked to reboot, then ...
0
votes
1answer
28 views

New To Ubuntu; Have Reboot issues after Updates

I am new to Linux. I wiped my ASUS laptop and installed Ubuntu. I tried to search for my issue, but I hadn't come across what I needed. Things work well and I am enjoying using Linux. However, when I ...
0
votes
2answers
36 views

Can rebooting many times cause problems [closed]

I will be overclocking and configuring my rig in about an hour and I decided to try out everything individually. This means I will reboot my computer 30-40 times, maybe even 50 within hours. Can this ...
-3
votes
1answer
44 views

PC reboots randomly while powered on

I have an old machine and a new machine, I just installed Lubuntu on the old one because I tried to transition from Lubuntu but Puppy Linux but went back right after because Puppy Linux wasn't ...
1
vote
1answer
46 views

Regarding reboot problem

I have been installing Ubuntu 14.04 along with Windows 8.1. after completion of whole the process of installation, I was not able to find "dual os selection" dialog. Every time it show normal booting ...
0
votes
0answers
66 views

How do you run a script before log off?

I want to run a script before log off. The requirement is that the script must be allowed to finish before user processes are killed. I have tried setting session-cleanup-script in lightdm.conf. This ...
0
votes
0answers
41 views

Ubuntu crash Toshiab Satellite C70D-B-11K

Hat jemand eine Idee mein Laptop Toshiba Satellite C70D-B-11K mit Ubuntu 14.10 crasht ab und zu bleibt für ca. 4 Sekunden hängen und reagiert auf keine Eingabe und danach rebootet es einfach. Danke ...
0
votes
1answer
83 views

How can I run a command at start-up on Ubuntu server not as root?

Occasionally (it's pretty rare) my VPS provider has to reboot my VPS in order to fix issues or apply a patch. Is there any way to run commands as my user automatically once the VPS reboots? I've read ...
1
vote
1answer
66 views

Unlock password when reboot Ubuntu 14.04

Every time I reboot the computer I got question to unlock the disk. Is it possible to remove this? The computer is used by several people and I don't want to give out the root password.
0
votes
1answer
55 views

How to remove ubuntu after booting from live USB?

I am new to Ubuntu, even to BIOS. I am having a laptop with Win 8.1 pre-installed. To test Ubuntu I did this: I downloaded Ubuntu 14.04.1 LTS I downloaded Universal USB installer from ...
-1
votes
1answer
366 views

i have a black screen when booting ubuntu 14.04 just after update on my samsung chromebook

hey guys i got a problem i have spent day and night for the past week trying to install Ubuntu on a Samsung Chromebook which i plan to do an internal hardware makeover on but unfortunately right now ...
0
votes
3answers
718 views

Ubuntu hanging on shutdown/reboot

My situation is very similar to Shutdown Hangs for 5 Minutes on Kubuntu 14.04 but I am using 14.10 with a gnome environment instead of KDE (Ubuntu with gnome package added not the native version). ...
0
votes
1answer
30 views

crontab not running simple job

i have a very simple command in cron that should reboot my system everyday. I modified crontab in root with the following: sudo crontab -e I then added one line to the end of the crontab: 0 1 * * ...
1
vote
1answer
217 views

Problem with shell script to reboot computer/switch to windows

I have little experience with linux and hardly ever wrote an shell script, but needed a workstation with both windows and linux to do certain calculations. The workstation is however mostly used ...
0
votes
0answers
29 views

Installed ubuntu 14.04 but computer continually reboots

I installed Ubuntu via a CD and while I was trying to install it, my computer would continually reboot. The only way I was able to install is was vigorously moving my mouse in random directions. Now ...