Questions about the bootup process in Ubuntu. Use this tag if you have trouble booting Ubuntu or you have questions about the bootup process.

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0
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1answer
675 views

Ubuntu LiveCD install stuck on “creating user” step

I've been STRUGGLING to install Ubuntu (as dual-boot with an existing Windows XP installation, on a different drive and partition) for a couple of days now. I've already checked the md5 hash for the ...
3
votes
1answer
127 views

Keyboard not working after installing Windows 8

I had Ubuntu on my Computer. I then installed Windows 8, after which I could not boot from Ubuntu. So I installed GRUB using Boot-repair from a Live USB. Now, when I boot and see GRUB, I can use my ...
0
votes
2answers
982 views

Trouble booting into Ubuntu with UEFI

I was hoping you all could help. Ive done a fresh install of Ubuntu 13.10 on my Dell laptop. When I shut down then restart I get an error msg on my Dell screen which reads "Start PXE over IPv6 -- ...
0
votes
1answer
104 views

error: unknown filesystem. grub resuce>

I installed Ubuntu 12.04 32-bit with a live CD and asked it to wipe Windows. I had a dual boot before and did not really like Windows anyway. Now when I boot it without the CD I get this error ...
0
votes
1answer
157 views

Booting directly from LiveUSB on a USB Stick with Ubuntu 12.04

I have created a bootable USB stick from the 12.04 build of Ubuntu and I'm finding it is better for my laptop than the Windows Vista that came on it. However, I don't want to create a dual boot ...
1
vote
1answer
218 views

Cannot boot ZFS root on Ubuntu 12.04 after Heartbleed update

I did the apt-get update and then upgrade to deal with the heartbleed vulnerability. I rebooted after the upgrade without checking that everything was good. Now I'm not having much luck. It is booting ...
0
votes
1answer
105 views

Ubuntu 13.10 boots into blank screen after grub [duplicate]

Recently after force shutting down during a long Shutdown then when it started up it would go to grub and then it would flash a login screen before going black with a not moving terminal cursor. After ...
1
vote
0answers
32 views

Can't change brightness when installing

I'm kind of newbie in ubuntu. After several hours of research and trail, I finally managed to boot into Ubuntu installation screen via USB. However, my screen brightness is really really dim, I can ...
0
votes
2answers
420 views

Unable to boot from hard drive after installing Ubuntu

My apologies if I've overlooked the answer elsewhere on this board. I have spent the last almost two weeks on and off trying to resolve this issue: can't successfully boot up hard drive after ...
2
votes
1answer
65 views

How do I set boot parameters in the installer?

I downloaded Ubuntu and burned it to a disc. The installer loads just fine, but will not find my hard drive. Basically I need to set the nolapic boot parameter for it to find my HD controller. Is ...
0
votes
1answer
249 views

After installing xserver-xorg-core laptop won't boot

So I was trying to figure out how to install the proprietary Intel drivers for my laptop and found I needed to install xserver-xorg-video-intel. When I tried installing that I was told I needed to ...
3
votes
0answers
977 views

Boot Repair doesn't work after Windows 8.1 Update [duplicate]

(The original title of this post was "Boot Repair doesn't work after April 2014 Windows 8.1 Update" since I wanted to highlight that this is not about the 8.0 -> 8.1 update, but the update for 8.1 ...
1
vote
2answers
227 views

Problems while using an SSD. Some HDD and SSD partitions fail to mount

I just added a new SSD drive and copied all the root files to it, edited fstab and updated the grub. Now the system is booting but some partitions fail to mount including 1 SSD partion and the swap ...
1
vote
1answer
8k views

How to configure pxelinux.cfg/default properly in order to install Ubuntu from network?

I'm trying to set up PXE in order to install Ubuntu 13.10 Server x64 through local network. So far, I can boot through PXE and, when using pxelinux.cfg/default provided by default, be able to install ...
0
votes
1answer
2k views

Dual-Boot Windows 8.1 & Ubuntu 13.10. “Can't find /boot/grub/i386-pc/normal.mod”

I've been trying to get Ubuntu 13.10 & Windows 8.1 to boot together. I installed Ubuntu on my main hard drive (which came with Windows pre-installed). However, when I tried to boot Ubuntu, it just ...
0
votes
1answer
49 views

Downloading and burning a live CD

Can I download and burn a live cd on my laptop then use that cd to install an os on my mothers desktop? Thank you.
-1
votes
1answer
235 views

Messing around with easy bcd, messed up MBR

So, last night i was messing around with easyBCD 2.2 trying to repair my legacy win8 MBR when i messed it up even worse. Before, when i started it it would go straight to GRUB2 and would boot into ...
0
votes
0answers
30 views

How can I move space from my root partition so I can use it? [duplicate]

When I installed ubuntu I've made my boot/root partition way too large. I need some of that space. What can I do now? I attached a link to a picture to see how my partitions are. I don't really know ...
1
vote
1answer
90 views

How is information passed between ipconfig and the init process at boot time

I'm trying to assign an IPv6 address to my machine at early boot time (in order to boot a diskless system over IPv6) with ip -6 addr add $ipv6/108 dev eth0 at nfs-premount. This works fine, but as ...
5
votes
1answer
2k views

Booting Paravirtualized Kernel On Bare Hardware

I been reading dmesg and i found the line " Booting paravirtualized kernel on bare hardware " but I am not using Ubuntu in visualization I am using it on my laptop DELL N5110 the only OS I have on ...
5
votes
2answers
735 views

Minimum space requirement for /boot partition

One question arise in my mind during the installation of ubuntu that what are the minimum space requirement for the /boot partition ? Because only the kernel, GRUB and initrd file are present in this ...
0
votes
1answer
250 views

Boot problem after installing Ubuntu 13.10 Operating System Not Found VAIO

I have a Sony VAIO bought in 2013 (model SVS151290X). First I wanted to run Windows 8 + Ubuntu so I deleted the WIndows Recovery partition(32gb) and tried to install the Ubuntu there. Something wrong ...
0
votes
1answer
4k views

Ubuntu installed to USB key, but not recognized as bootable

This is NOT a duplicate of How to install Ubuntu to a USB stick or similar questions. Though there might be bits of helpful information in other questions/answers, my question is not a duplicate, ...
3
votes
1answer
962 views

Is “screen-cleanup” service safe to disable?

I want to decrease my startup process and I see the service named "screen-cleanup" What is that? Is it safe to remove?
0
votes
1answer
130 views

Choice of operating system

I have successfully loaded ubuntu alongside windows xp but when I start up my computer there is no choice to boot into windows,why not?
0
votes
1answer
185 views

Can I install Ubuntu on a Mac? (NO Dual Boot just Ubuntu)

I have googled for quite a while now and haven't found the answer. My question is, can I install Ubuntu on a mac and leaving out the Mac OS. I just want it to boot ubuntu and nothing else. Maybe a ...
3
votes
1answer
659 views

Black screen with flashing blinking cursor

As you could guess, I have some problems with my computer, I'm trying to boot to linux (I tried with Ubuntu, Kubuntu, Manjaro) but I'm keep getting a black screen with a blinking cursor like I ...
2
votes
0answers
56 views

update-grub Not Respecting Preferences from /etc/default/grub

Following the advice from an answer to How do I remove or hide old kernel versions to clean up the boot menu or free space?, I found myself having to put up with the GRUB boot menu every time I ...
0
votes
1answer
57 views

Newly compiled kernel not booting up (vanilla kernel 3.12.14)

I downloaded, configured and installed kernel downloaded from kernel.org. While booting up this new kernel for the first time, this error screen shows which is pointing towards a missing or wrongly ...
-1
votes
1answer
48 views

Cannot boot from DVD 12.04 [duplicate]

Am trying to install for dual boot system. OK on one XP computer but on XP laptop I receive following message - "unable to boot - please use a kernel appropriate for your CPU. Not present pae. ...
2
votes
0answers
10 views

How to set an image generated by update-initramfs to be loaded by default [duplicate]

In my adventures in trying to revert a kernel upgrade (it broke my wifi for some reason), I was able to generate a boot image for the previous kernel (#update-initramfs -c -k 3.11.0-17-generic) I ...
0
votes
1answer
162 views

Unable to dual boot in dell xps 14 with windows 8/8.1

Hi can anyone help me in dual booting the windows 8/8.1 to ubuntu 12.4/13 when I am using the wubi file and I installed the ubuntu and It reboots and finally it showing me an error of 0xc000000f ...
0
votes
1answer
116 views

Ubuntu 12.04 boots to command line after upgrade

Today package manager suggested the usual updates and I installed everything. After it prompted for reboot, Ubuntu restarted in command line mode. Not sure what to do here. By browsing the forum it ...
1
vote
2answers
77 views

Booting Ubuntu on a different computer

I installed UBUNTU 12.04, and installed Linus' last kernel (3.14) and it boot fine on my computer. I took the hard disk and put it on another computer and it didn't succeed to boot from my HD and ...
1
vote
1answer
91 views

Can't install Ubuntu 10.04 with 12.04 already installed

I have a machine with Ubuntu 12.04 LTS Desktop installed and everything works find. I would like to install 10.04 LTS on a second partition. I tried booting from a 10.04 DVD through the BIOS. When ...
1
vote
3answers
5k views

How to remove grub without access to Windows

I have been dual booting Windows 8.1 and Ubuntu 13.10 on my Surface Pro 2. But as the drivers on Ubuntu aren't that great for the surface, I decided to remove Ubuntu. However they way I removed ...
0
votes
1answer
407 views

Can't boot win7 after installing ubuntu 12.04 how can i restore my win7?

I use flash disk to install my ubuntu 12.04 under win7 system, however i made a stupid mistake when I later know that I cant choose install ubuntu alongside with win7 (should choose advanced mode), ...
1
vote
3answers
3k views

/etc/sysctl.conf doesn't persist after reboot

In a mission to reduce frequent memory flushes to filesystem, I added the following two lines to /etc/syctl.conf. vm.dirty_background_ratio = 50 vm.dirty_ratio = 80 I then ran, sudo sysctl -p and ...
3
votes
2answers
412 views

Why is the default boot partition so small with whole disk encryption option?

The boot partition, set up automatically by the Ubuntu installer, is only ~230MB. This is the case on two different clean installs I have performed on different machines. Both used the full disk ...
2
votes
0answers
62 views

Not able to boot ubuntu after windows drive format

I formatted one of the partitions of my Windows 8 drive after which my Ubuntu is not booting. I am using a dual boot system with Ubuntu 12.04 release. On booting, grub menu is displayed properly. ...
0
votes
1answer
450 views

Problem on startup on Asus eeepc 900 with Kingspec SSD

I have an Asus eee-pc 900 with 16gb 1.8inch SSD drive. I have installed Ubuntu 12.04 on it which works normally but because the performance of the internal SSD disk is very poor I decided to buy a ...
1
vote
2answers
1k views

Windows is not load from GRUB

So I installed ubuntu. And a little time it continues - i could to load windows from grub, and all was right. But something happened and now when I choose Windows 7 x64 on my grub list It says that ...
0
votes
2answers
82 views

No unused kernels in /boot but still 100% full

My /boot partition is "full" but actually only the used kernel is inside. I found similar questions and I followed the instructions for unused kernels removal. I am using 3.2.0-58-generic-pae and I've ...
2
votes
1answer
218 views

Boot into Windows 7 from Ubuntu

How to boot into Windows 7 (or other OS) without having to select it from the GRUB menu? Note that I am not trying to switch the order in the menu, I'm looking for a way in Ubuntu to temorarily do ...
-2
votes
1answer
157 views

accidentally deleted partitions [closed]

I am having some trouble with my laptop. I had win 7 64 bit preinstalled on laptop and recently installed ubuntu 12.04 LTS. I was trying to find what could be the worst case for my laptop..I opened ...
3
votes
2answers
1k views

How To Run An Application On Startup Automatically?

I am using "UbuntuServer13.10" and I have Dynamic IP. So for learning purpose, I want to add a host on my dynamic IP to open my server easily from anywhere. For this purpose, I used www.noip.com ...
0
votes
2answers
4k views

Ubuntu 13.10 - Target filesystem doesn't have /sbin/init

After installing an update I restarted my computer. Ubuntu failed to boot, so I used boot-repair to try to fix it. After running boot-repair grub2 was removed and the Ubuntu os was no longer detected ...
3
votes
0answers
2k views

Gave up waiting for root device

I just installed Ubuntu 12.04.4 but cannot fully boot. Here is my error message: Gave up waiting for root device. Common problems: - Boot args (cat /proc/cmdline) - Check rootdelay= (did the ...
-1
votes
1answer
42 views

Windows no longer boots after unsuccessful Ubuntu installation

I had win7 on my PC, I tried to install Ubuntu 13.10, installation was unsuccessful, I lost access to my windows 7, Ubuntu works only in recovery mode, my partitions are gone, and I can not go back to ...
0
votes
2answers
99 views

failed login to ubuntu 12.04.4

I can't log into Ubuntu 12.04.4 on my laptop, it goes into (ash) without finding the root directory. I tried to log in with ctrl+alt+F6 but get a blank screen. I have a Ubuntu 12,04.3 disk but am not ...