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

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2
votes
0answers
179 views

What's status of btrfs as root fs? [closed]

What is the current status of btrfs being the root filesystem including /boot; meaning that you do not need to create a separate /boot partition. I ask because I noticed on Debian 7 you cannot setup ...
0
votes
1answer
117 views

Solaris 10 - what is appserv and boot.server? What do they do?

I'm working in a Solaris 10 zone on legacy startup scripts in the /etc/rc3.d/ There are two items that I don't know what they do. I know how legacy start-up works but just don't know what these items ...
2
votes
1answer
874 views

Mint Linux 13 will not boot to splash screen after graphics driver enabling in hp dx2450:

I was trying to play some games on my computer and had graphics problems. I only have the on-board graphics (no graphics card added yet) but some of the games were extremely basic and still wouldn't ...
7
votes
1answer
2k views

How to boot FreeBSD system with broken bootcode?

I have an HDD (or SSD, or flash drive) with FreeBSD installed on it, and somehow I broke the bootcode (first 446 bytes of MBR). How could I boot into this FreeBSD?
7
votes
4answers
915 views

How to list all the files used during Linux boot

I would like to get the list of files that are used during the process of Linux boot. We are developing the protected enterprise system based on the RHEL 6.4. The integrity of specified files will be ...
0
votes
1answer
561 views

How to make a GRUB Rescue Disc?

I am afraid that my GRUB is corrupted (I do a lot of experiments on my PC) and I know that I will not be able to reinstall Debian (downloading takes up a lot of time). Also, I am just 13 so I don't ...
-1
votes
1answer
455 views

Arch Linux pacman -Syu breaks machine [closed]

Strange things have been going on with arch recently after I installed libreoffice. The first sign was that there were no longer any icons on my desktop. I thought this was strange so I rebooted, ...
1
vote
1answer
103 views

Can't boot any Linux except Ubuntu

Hello I wanted to switch to Linux, but the only distro so far I could even boot from a live USB was Ubuntu. I've tried Xubuntu, Manjaro, Linux Mint, and Elementary OS and none could boot, thought when ...
0
votes
0answers
899 views

Linux Mint Kde boots to Xsession fail

I've been trying to figure out this error I have. Its a fresh install of linux mint 15 kde. During the process of installing graphics drivers, steam, and a few other things I get this error at some ...
2
votes
2answers
53 views

grub and boot partition damaged

I seem to have a damaged /boot partition and grub boot loader, I was wonder if there is a easy way to repair this ? I was thinking of booting a Live CD and using dd to copy the boot partition from ...
0
votes
1answer
121 views

btrfs: mismatching generation and generation_v2 found in root item

I am seeing this message in dmesg: btrfs: mismatching generation and generation_v2 found in root item I found a related question here: Understanding btrfs dmesg However, unlike that question, I ...
2
votes
3answers
1k views

Safe to disable boot fsck on read-only ext3 file system?

I have a large, frequently read, ext3 file system mounted read-only on a system that is generally always hard power cycled about 2-3 times per day. Because the device is usually powered off by ...
1
vote
1answer
118 views

Is there any software for Debian to fix my GRUB

Sometimes, when I boot up my PC, I find that after the logo screen, an _ (underscore) is blinking and the machine does not boot. After that I have to unplug it from the mains and restart it and then ...
1
vote
2answers
2k views

Solaris 11 text mode after boot

I am running Solaris 11 on VMWare Workstation host machine Windows 7. Here is my OS and system details: SunOS solaris 5.11 11.0 i86pc i386 i86pc I want to boot Solaris 11 in text mode only i.e make ...
1
vote
2answers
188 views

RHEL installed once but displayed thrice in GRUB bootloader menu

In my machine, I have installed 2 operating systems. Windows 7 RHEL 5.6. When I boot the machine, the grub presents me the screen with the list of operating systems available as, Red Hat ...
2
votes
2answers
548 views

Making a bootable pendrive for custom kernel

I read the tutorials to make a mimalistic custom kernel from here and am able to boot it up as explained in the tutorial over a virtual machine using GRUB as the boot loader. I think it would be more ...
1
vote
0answers
165 views

PXE USB BOOT Debian

I have installed a Debian. I rsynced it. I load it on my client through PXE from NFS to make a backup. But I need my Computer(NFS-host) at the same time to make something other with it. For example, ...
2
votes
4answers
687 views

Manually cloning a Live USB Arch distro to a VMware virtual disk

I installed Arch Linux on a pen drive with yumi, based on syslinux. I would like to test the USB distro in VMware. To speed up things I would like to clone the UFD as a VMware virtual disk (vmdk). ...
3
votes
1answer
480 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 ...
13
votes
2answers
11k 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
259 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
99 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
385 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
598 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
691 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
598 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
856 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 ...
6
votes
3answers
8k 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
699 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
641 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
59 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
315 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
2k 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
477 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
86 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
2k 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 ...
15
votes
8answers
71k 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 ...
0
votes
5answers
12k 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 ...
3
votes
1answer
779 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
94 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 ...
6
votes
2answers
9k 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
425 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 ...
3
votes
1answer
528 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
2k 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
68 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
370 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
81 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 ...