Questions related to restarting Ubuntu machines.

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2
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1answer
1k views

I used sudo halt and now can't access my server to restart!

Bit of a noob here (clearly). I was having some issues with my server so I tried to restart it, I used sudo halt and now can't access my server to restart! I didn't forsee this problem, it's a ...
2
votes
1answer
231 views

Ubuntu installation does not respond after rebooting

I installed Ubuntu and after completing the steps at the website and rebooting my computer shows a menu to choose between Ubuntu and windows 7. When I choose Ubuntu it shows that it is completing ...
3
votes
3answers
5k views

Problems with 12.10. Can't find menu.lst in /boot/grub

I have Asus 1225N and I've installed Ubuntu 12.10 but I have 2 major problems: Sometimes when I restart the system after boot my touchpad and keyboard don't work and I must reset 3 or 4 times When ...
1
vote
1answer
2k views

Ubuntu Server 12.10 No GUI Headless Boot and/or Reboot

I have a headless server running the latest Ubuntu Server 12.10. It does not have any GUI at all. I am having the same issue that others are having which is that when you boot or reboot without a ...
2
votes
1answer
71 views

Calling script on reboot only after MongoDB has started

I'm using the @reboot option as a root cron to update MongoDB when we do a reboot of a EC2 instance. The problem I have is MongoDB isn't loaded at the point the cron runs the script. Where is the ...
2
votes
2answers
3k views

Need a few reboots to connect to wireless

I am running xubuntu 12.10 on my msi wind U100 netbook. I have a problem with the wireless connection. Whether the wireless connects automatically to a known wifi hotspot (both at home and ...
1
vote
0answers
32 views

Can't run ubuntu after the reboot [duplicate]

Possible Duplicate: cannot boot ubuntu after reboot I followed the installation instructions. After the step of the reboot, when I try run ubuntu, I get the message that the file is missing ...
1
vote
1answer
1k views

Reboot only shuts down and doesn't actually boot again

I'm running a fresh install of Ubuntu 12.04 Server on an abmx rack mount server. When I attempt to reboot with sudo shutdown -r now, the machine just shuts down and doesn't come back up without me ...
0
votes
1answer
213 views

Reboot without actually shutting down

Is it possible to do a reboot, without actually rebooting? I have Ksplice, haven't had the chance to use it yet, but need something different. My desktop only will boot into the HD if I enter the bios ...
2
votes
2answers
5k views

Remote reboot over ssh does not restart [duplicate]

I would like to remotely reboot my Ubuntu 12.04 LTS server via ssh. I do sudo reboot and I loose connection and the server connection does not reappear. It does not ping. When I go the the physical ...
0
votes
1answer
5k views

Howto enable boot messages in ubuntu 12.04? [duplicate]

Possible Duplicate: How to enable boot messages to be printed on screen during boot up? Hello when I do reboot or init 6 in console under ubuntu 12.04 my system does not start correctly. it ...
0
votes
1answer
264 views

Starting / Shutting down Problem

I have 12.04 installed on my laptop. There is the following starting/shutting down problem: When clicking the power button, the laptop starts for 1 second and after that abruptly shuts down. When ...
1
vote
1answer
215 views

What am I doing wrong? Visudo

I am trying to make it so that I can have a script running on my computer that will check to see if a reboot code has been sent, and it will be checking a MySQL database. I have the php script ...
1
vote
0answers
397 views

Error after installing Ubuntu

So, I installed ubuntu no problem at all thru the installation. The last step when it said "please reboot your system so it can take all the changes" or something like that, i clicked on reboot, then ...
2
votes
0answers
87 views

Enabling hibernate in 12.04 stops reboot and shutdown

I enabled hibernate by setting the policy in /var/lib/.../10-vendor.d. Once I set this field, I was able to hibernate jolly well again, but then the reboot and shutdown went to fast reboot mode and ...
0
votes
3answers
631 views

Just installed Ubuntu onto blank hard drive from disk but now won't boot

I just installed ubuntu onto a blank hard drive with a 10GB partition and it went fine. When I restarted the PC (when it asked), I quickly changed the BIOS so that it booted from the HDD not the disk ...
1
vote
1answer
258 views

Wifi problem in ubuntu using macbook pro when it restart

I was read that subject : http://ubuntuforums.org/showthread.php?t=2011756 and i follow it step by step in the page n 1 , then i was connect but after i restart my macbook again , i was lost the wifi ...
94
votes
4answers
205k views

How do I restart /shutdown from a terminal?

How to shutdown the Ubuntu installed system and restart it by using terminal ?
2
votes
1answer
782 views

How to fix: Ubuntu 12.04 reboots after loading with elilo

I have an HP p6-2120 with CPU: AMD A6-3620 APU with Radeon Graphics RAM: 6GB BIOS: HO2_710.ROM v7.10 [AMI v7.10 4/19/2012] Disk: SATA1 (/dev/sda) - 1 TB (windows) Disk: SATA2 (/dev/sdb) - 1 ...
1
vote
0answers
28 views

Reboot from windows causes infinte reboot cycle - from Ubuntu it's fine? [duplicate]

Possible Duplicate: GRUB boot into Windows 7 breaks GRUB and makes system unbootable I installed Ubuntu on a laptop with custom Windows XP installed. It reboots fine and launches Ubuntu and ...
1
vote
1answer
309 views

Airplane mode after rebooot

After a reboot, my computer defaults to "Airplane mode". I have Ubuntu 12.04 and was wondering if others were experiencing this and if there was a fix. I have a HP G60.
15
votes
2answers
9k views

How to disable Grub's menu from showing up after failed boot

I am performing a test in which I hard-reboot a machine with Ubuntu during its boot sequence (just before login prompt appears). After the reboot, GRUB's menu shows up with no timeout (not its ...
2
votes
0answers
359 views

Ubuntu 12.04 reboots during startup

I have a clean installation of 12.04 32bit on Dell Gx620 USFF. When I switch on computer after few hours (when the computer is shut off), then computer reboots during startup. Ubuntu logo appears ...
13
votes
1answer
21k views

Is reboot the same as init 6?

Is reboot the same as init 6 for ubuntu? I'm running Ubuntu 12.04 on Amazon EC2. When ssh'ed into the box I can type runlevel and I get: N 2 Looking at man reboot I see that: When called with ...
2
votes
1answer
2k views

Do all updates, even kernel, take affect without rebooting

I use 11.04. When I upgrade a package, it shows a message similar to this : Unpacking replacement libkrb5support0 ... Preparing to replace libgssrpc4 1.8.3+dfsg-5ubuntu2.2 (using ...
0
votes
1answer
66 views

Xchat broken after update / reboot

Today, I did some updates to 12.04, as I do weekly. I forgot to look at the impacted packages, because it mostly is just fine. After reboot, XChat does not spool through the freenode channels, ...
0
votes
1answer
65 views

user & group of a file changed after rebooting and login as another user

I am using ubuntu 12.04 in VirtualBox, and I created two accounts with usernames lyg and ygl. I found a directory VBOXADDITIONS_4.1.18_78361/ in /media, questions got into my mind when I type "ls -l ...
2
votes
0answers
37 views

Question regarding power outages affect on ubuntu [duplicate]

Possible Duplicate: How resilient is Ubuntu to repeated “power-off” shutdowns? Due to some reasons, sudden power outages are common at my place so my current operating system ...
1
vote
2answers
2k views

How to get Alt+SysRq work on a Dell Latitude E6530?

I have a Dell Latitude E6530. The keyboard has a SysRq key (Fn+Home). However the magic keys (especially the famous REISUB) doesn't work. SysRq is enabled in /proc/sys/kernel/sysrq (I get 1 if I cat ...
0
votes
1answer
187 views

Why do I get directed to grub screen instead of booting completely?

I am a new user of Ubuntu and only recently have had problems with booting. It either fails to recognize my monitor or sends me directly to a grub screen rather than booting completely. This is my ...
0
votes
1answer
1k views

After reboot i've lost all my programs and files

So I turned off my computer and went shopping and when I came home and turned on my computer everything went as usual but I've lost all my files and programs as if I re-installed Ubuntu. Please help ...
0
votes
3answers
113 views

How can I ensure that my custom written C application runs at startup?

I have written a command line C application that I need to run every time the system starts up. How would I go about doing this? I have seen other questions and answers that show ways to do this for ...
1
vote
1answer
3k views

12.04 Server only boots in Recovery

Linux/Ubuntu rookie here, so please be patient, and thank you in advance for any help! I recently installed Ubuntu 12.04 Server 32-bit on my old Dell Dimension E310. When I boot it up, it takes me to ...
1
vote
0answers
551 views

Ubuntu 12.04x64 server Reboot does a shutdown instead of a reboot

I have 12.04 x64 server installed on a new ironsystems (super micro board) machine. Anytime I try to reboot the machine (I've used reboot, shutdown -r, init 6) the machine shutsdown instead of ...
0
votes
1answer
250 views

Install packages resulted in reboot/shutdown freeze

I have installed a brand new 12.04 on my Dell XPS M1330 laptop. Initially, it is able to reboot/shutdown normally. However, after I installed my first software, ubuntu-tweak, my laptop was frozen in ...
0
votes
1answer
199 views

Ubuntu isn't booting from Hard drive after booting it from USB into my system

I installed Ubuntu 12.04 on my Laptop hard drive from bootable USB and now when i took it out and restarted it, its just showing a blinking courser and when i plug the Same USB back it works.
1
vote
2answers
298 views

Why does 11.04 server fail to boot with 'can't find /sbin/init'?

I just restarted my server and now when I boot up one of my Ubuntu 11.04 Server instances I am greeted with errors. It doesn't boot up. I am pretty sure this is not a hardware error as I have other ...
0
votes
2answers
520 views

No boot device has been detectede after minor update in 12.04

June 24, 2012. Minor update. As far as I remember about 20 objects, at least some related to virtual box. Reboot next day gives Message: No boot device has been detected, please press any key to ...
5
votes
5answers
9k views

Ubuntu 12.04 not shutting down properly

When I shutdown or reboot my Ubuntu 12.04 it doesn't ever finish shutting down. I end up stuck on a black/blank screen and have to hold the power button to shut it down. Does anyone know where I can ...
3
votes
4answers
2k views

Why do I get a blue screen after interrupting upgrade to 12.04 with a power-off?

I've turned off my laptop while the update manager was installing ubuntu 12.04 LTS. Now when I try to boot into ubuntu the screen is only in blue and I can do nothing execpt to turn it off. Is there ...
1
vote
1answer
378 views

Wubi installation doesn't complete

I have a problem with the Wubi installation on windows. I open the installation, put the info, click "Install" and wait. But at some point, the program closes, without giving me any error or ...
0
votes
1answer
727 views

Ubuntu 12.04 Fails to Boot after Reboot

I have installed Ubuntu 12.04 on several Dell c6220 servers. The install was successful and all hardware is recognized. The problem that I am running into is that when issuing the reboot command or ...
7
votes
1answer
682 views

Warm reboot directly to Grub

Is it possible to warm-reboot Linux, directly reloading GRUB without passing through the BIOS? I have a computer whose BIOS is buggy and takes a while due to its hating my disks so if I can reboot ...
0
votes
1answer
408 views

Nothing work after suspend / Sleep, can't even reboot

I pressed the suspend button and now my computer is useless, my screen won't turn on, my keyboard and mouse have power but won't do anything. I tried pressing the power button in order to awake my PC ...
6
votes
3answers
2k views

“Restart to complete updates” message remains after reboot

No matter how many times I restart my computer I keep getting this message "Restart to complete updates". Can you please suggest what to look for and how to fix the problem?
2
votes
3answers
1k views

12.04 doesn't boot anymore after a power failure

I'm a Windows user and I have no experience with Linux and Ubuntu. I installed Ubuntu 12.04 on my netbook (Asus 1215B) and everything works fine. Yesterday I ran the "update application" and updated ...
0
votes
1answer
153 views

Big problem: Complete computer crash (no response when booted)

I need your help: I installed Ubuntu 12.04 on my computer (I removed the complete system and installed Ubuntu instead) It said that the bootloader installation failed. So I chose the only partition ...
3
votes
0answers
578 views

Logout/Shutdown taking very long, how to find the problem?

Some months now, it's taking very long to logout/shutdown/reboot my ubuntu box. it doesn't happen with a fresh profile it still takes ages even when i close all running programs first (foreground ...
1
vote
0answers
331 views

Failure to boot after suspending [closed]

I have two issues with Ubuntu 12.04 (upgraded from 11.04, 11.10) on my ASUS K52De laptop. First issue: Booting fails, if it follows a suspension, then a wake-up and finally a shut down. If I realize ...
2
votes
1answer
445 views

how to use a unity lens without a reboot/logout

How can I use a lens like the unity-news-lens without a reboot or logout?