Bootloader issues: what happens before the operating system itself starts.

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3
votes
1answer
519 views

Modify and boot linux kernel on mobile device [closed]

During my education I have been developing Android iOS apps and websites for almost 18 months. Now, as my final year project, I am working on Linux source code with the goal to boot it on a mobile ...
14
votes
2answers
13k views

Why can't I specify my root fs with a UUID?

My system boots OK with this in my GRUB 2 config: linux /bzImage root=/dev/sda2 init=/usr/lib/systemd/systemd ro But if I replace /dev/sda2 with the corresponding UUID: linux /bzImage ...
0
votes
1answer
279 views

fstab doesn't mount after boot of a virtual machine

I created virtual machine out of WordPress turnkey appliance (I believe it's based on Ubuntu) inside Virtual Box. I am able to mount a folder on turnkey from the host (Windows7) manually. So I added ...
0
votes
1answer
108 views

/boot/messages in SuSE?

I'm reading a SUSE Linux tutorial for creating a custom installation CD from host's kernel. As first step it indicates to create a iso/boot/grub folder system and perform the files copying indicated ...
3
votes
0answers
443 views

Can't install any version of Linux

So I was trying to install #! (Crunchbang) and downloaded the 64 bit version and tried installing it. Everything would work until it was time to install grub. The grub installation would fail every ...
2
votes
1answer
639 views

Unable to boot using self built kernel

I built kernel 3.11.3 following the instructions here. There were no issues in the build. The steps I followed automatically made entries in grub and copied the image to /boot too. At boot time, when ...
4
votes
1answer
767 views

Can't boot properly after moving all files off then back on my VM drive

I have created an Ubuntu 12.04 32-bit VM in VirtualBox with a .vdi disk. I then mount this disk with qemu-nbd and move all the files off it; then back onto it. When I boot the VM again I get varying ...
1
vote
1answer
2k views

No boot menu with Linux Mint and Windows 7

Currently I have Windows 7 installed on my main hard drive (64gb SSD). I recently installed Linux Mint on a secondary hard disk (1TB HDD). My issue is that when I turn the PC on there is no boot menu ...
5
votes
1answer
638 views

How to specify an ISO as the location of root filesystem for GRUB?

I'm trying to understand the Debian "booting from Hard Disk" installation manual. The process is as follows: I copy a kernel image, a ramdisk initrd and an ISO with installer to the hard drive and ...
3
votes
1answer
972 views

What happened to `vga=ask` in newer kernels?

I used to activate framebuffer mode in the "older" kernels with vga=ask, and later setting it to a value, once I've figured out which one works best for me. Now, this option seems to be gone, the ...
8
votes
3answers
9k views

Does initramfs use /etc/fstab?

The way I understand it, initramfs is responsible for loading the "real" root filesystem. Now, there are two places where we define that root. First we put an entry in /etc/fstab. Second, we put the ...
1
vote
1answer
757 views

dual boot windows XP/debian, I can't boot windows

I tried to set up a dual boot windows xp/debian. I installed Debian after windows, and now I can't boot windows xp. I have grub2. I tried to directly modify /boot/grub/grub.cfg with menuentry ...
1
vote
2answers
698 views

Bridging on boot causes system to hang

Whenever I set br0 to automatically start up on boot, it causes the system to hang - usually on a line that says something like "waiting 2 seconds for br0 to get ready" or "bound to x.x.x.x to br0 - ...
0
votes
0answers
61 views

RAM and Flash directories in embedded system based on linux

There are various directories in linux. Example /root,/var,/etc,/proc,/usr. In embedded system, during boot up, it will copy image from flash to RAM. Questions: How can i know, which directory ...
0
votes
2answers
327 views

USB hard drive boot problem

I have a HP Probook 4525s laptop with Windows 7 and Ubuntu installed on it and an external USB Toshiba hard disk(320GB); I've tried to install for several times various linux distros on the USB HD ...
1
vote
2answers
3k views

Linux Mint Debian quits on boot

I just upgraded Linux Mint Debian Edition with the up7 package. The update manager failed initially (can't remember where...) so I ran sudo apt update, sudo apt dist-upgrade, sudo apt upgrade and ...
1
vote
0answers
482 views

Problems with booting with Kubuntu 13.04 / Windows 7 Dual boot

So I've had Kubuntu running on my Lenovo laptop as the only operating system for most of the summer. Earlier this week, I decided to shrink the home partition in order to add a Windows 7 partition. ...
2
votes
1answer
3k views

HP ProLiant DL320e G8 v2 - Install CentOS or Ubuntu Server

I just bought a HP ProlLiant DL320e G8 v2 and I am trying to install CentOS or Ubuntu Server on it from a USB. The problem is that I do not have any option for this in Intelligent Provisioning (the ...
2
votes
1answer
90 views

How do I identify on my system after successful boot. weather it was crash or was it a shutdown or reboot or something else?

Depending on the restart of the system, I need to make my application taking some follow up. my system is get restarted as following: my self as system admin rebooting sudo init 6 or sudo reboot my ...
5
votes
2answers
3k views

Best way to set serial port speeds on boot?

I've got instruments hooked up to /dev/ttyS1 through ttyS9 on a machine running Debian Wheezy. The various instruments communicate at various speeds. Is there a better way to set the baud rates than ...
18
votes
8answers
80k views

How to boot Linux to command-line mode instead of GUI?

I am using 32-bit Red Hat Linux in my VM. I want to boot it to command-line mode, not to GUI mode. I know that from there I can switch to GUI mode using startx command. How do I switch back to ...
1
vote
5answers
13k views

Black screen after GRUB

I recently bought a new laptop which came preinstalled with Windows 8 (no! please don't run away yet!). I'd like to try and put Linux on it in a dual boot (probably Ubuntu, with its UEFI support), but ...
4
votes
1answer
886 views

Boot graphical application straight from Linux bootup (without verbose boot messages and desktop)

Is it possible to boot from minimum Linux core(Linux/Android) to an application (preferably created in interchangeable platform languages such as C# – Mono / GTK / Java / C) without any verbose ...
2
votes
2answers
96 views

How to schedule initial configuration of a system after cloning?

I want to setup a big amount of servers using cloning. After the initial image was applied, I want to run a configuration script. The cloning will be done through hard disk replication by the hardware ...
0
votes
1answer
43 views

Is it Possible to Boot a New OS While Currently Running?

Let's assume I'm running CentOS (actually, if this question only applies to certain distros, which ones?). I have another drive (that I can boot from - it's got everything installed) mounted into my ...
7
votes
2answers
11k views

How does Linux load the 'initrd' image?

I've been trying to understand the booting process, but there's just one thing that is going over my head.. As soon as the Linux kernel has been booted and the root file system (/) mounted, ...
5
votes
1answer
440 views

UEFI boot Fedora from USB 2.0 on 3.0 port (l75d-a7280)

I'm trying to make a bootable usb in ubuntu for fedora, but my settings are not working. I formatted the USB with FAT & Ext4, MBR, and Legacy BIOS bootable. My BIOS allows the USB 3.0 controller ...
4
votes
1answer
572 views

How do I connect a 3G dongle using systemd?

At startup, usb-modeswitch automatically switches the dongle to modem mode and the device shows itself as 12d1:1506. After this, a script should run, connecting to the Internet. I am not sure about ...
0
votes
1answer
3k views

Arch Linux Live USB no longer booting UEFI

My Lenovo laptop is running Arch Linux with a UEFI GPT partition table. One day I powered up my laptop, but couldn't get passed the Lenovo boot screen. I used a USB stick to boot up and reinstall ...
0
votes
1answer
71 views

Linux fails on boot in strange way

I have restarted my machine after trying to install Skype, i have reverted changes made to etc/dbus-1/system.conf but after starting my machine i receive almost instantly stream of 99 and ...
1
vote
0answers
399 views

Stuck on installing grub to a usb stick (unknown filesystem/no such partition)

I just spend all day on trying to get my system to boot again, I'm getting a bit desperate...snif. The setup is as follows: a debian installed in a luks encrypted usb hard disk with lvm volumes for ...
4
votes
1answer
82 views

Lilo makes a lot of disk noise

After upgrading to Debian Wheezy, the lilo command causes my boot disk to make a lot of noise. I am not aways of any real problems, just the noise sounds somewhat scary, especially since this wasn't ...
2
votes
1answer
1k views

Fedora 19 (Schrödinger's cat) gets stuck on boot

When I installed Fedora, it did not have the Schrödinger's cat boot option, but then I installed a bunch of updates and now it is there. What is even more annoying is that it is the default boot ...
2
votes
1answer
2k views

Can't boot truecrypt's rescue.iso on usb using UNetBootin

I tried Unetbootin to put the truecrypt rescue.iso file on a USB stick, but the USB stick does not boot properly. It gets into an infinite loop with boot default in 10 seconds over and over again. ...
1
vote
2answers
1k views

Clone hard disk while PXE booting

I would like to boot a PC from the network (e.g., PXE), then let the PC clone its hard disk from an image located on a server, then boot from the hard disk. Is it possible? FAI (fully automatic ...
1
vote
1answer
122 views

Booting failing in different Debian and Debian derivated distros?

I've tried Ubuntu, Linux Mint and Debian, even though all have worked great for me I'm keeping with Ubuntu, I tested 12.04, 12.10 and even 13.04. The 12.04 LTS is the one I work with. There's one ...
0
votes
1answer
95 views

Add Chakra os benz to grub 1.99

I have Debian 7 with grub 1.99 in sda1 and Chakra OS without grub in sda2 I want to make a dual boot via grub 1,99, how?
4
votes
1answer
671 views

What is the effect of setting immutable bit on /boot partition [closed]

What is the effect of setting immutable bit on /boot partition with perspective of security. is it advisable to set the immutable bit (-i) to everything under /boot? Will it enhance or degrade the ...
6
votes
1answer
285 views

Deploying filesystem images onto a partition of arbitrary size

I would like to establish a deployment process for Ubuntu machines based on root FS images. I would like to restore the image onto a simply-formatted hard drive (I can completely erase the disk during ...
1
vote
1answer
69 views

What part of the Linux kernel determines the execution order of userland apps? [closed]

Stripping the source, I can't pinpoint which part of the kernel sets and manages the userland apps, and how it does it. For example, in the Linux main source, is the procedure have options to set ...
3
votes
1answer
1k views

Booting from ISO in Xen Paravirtualized Environment

Specifically, Citrix XenServer 5.6. I can map the an ISO from a Storage Repository with no issues and mount it inside the OS but I can't boot from the DVD drive without converting it to HVM, which ...
4
votes
1answer
6k views

Boot Log for Arch Linux

My Arch install throws up a red error when booting but I can't see what it says because it flies by so quickly during loading. Where is the boot log? Would it be somewhere in /var/log? or maybe in ...
1
vote
1answer
575 views

Problem with booting using nosmp

I tried to install RHEL 5.1 in an i3 processor machine with 2gb ram. So after installation I tried to boot up, but unfortunately the machine got freezed showing Starting udev. I dont know exactly what ...
0
votes
0answers
31 views

Is there something as flexible as crontab for user-level autostarts? [duplicate]

I'm looking for a flexible per-user initialisation tool to kick off user daemons when the system (re-)boots. I suppose something similar to crontab would be great, which works for every user ...
1
vote
2answers
104 views

What are the absolute minimal requirements to boot a linux system

I figured that I would need a kernel image and a bootloader (grub), but is there anything else needed to boot a linux system?
3
votes
1answer
472 views

boot without failing services

I'm using Debian testing. I want to configure wifi on my netbook, but failed to do so and when the system boots I get the following message: INFO: task wpa_supplicant:1634 blocked for more than 120 ...
1
vote
2answers
267 views

Move and empty /home partition of Ubuntu

My partitions are: Ubuntu's / on /dev/sda1 Ubuntu's /home on /dev/sda6/ Crunchbang's / on dev/sda7 Now I want to install Backtrack, but for this I need to get rid of Ubuntu's /home and move its ...
1
vote
1answer
98 views

Can't swap between two bootable drives

I'm attempting to setup a 2-drive (sda, sdb) RAID 1 in my PC, using Raider to convert from my old single drive (sda) system to the new RAID 1. From sda, on sdb I ran: # raider -R1 # raider --run ...
2
votes
0answers
289 views

Move boot disk on SAN storage on Solaris 10

I'm looking for some infos/official docs/howto for migrating boot disks in a production enviroment server from internal disks to SAN on Solaris 10. It's possible for every kind of hw? It's also ...
2
votes
1answer
1k views

Can't boot Debian with windows installed first

I have Windows XP already installed on my HD and I had some space left to install Debian. After I've installed Debian, I answered yes to the Grub bootloader but when booting the computer nothing ...