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

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31 views

How does a boot manager work and work differently on BIOS and UEFI machine?

After reading a lot online, I start to get more and more confused about how boot manager work. I have realized that boot manager, such as rEFInd, is not an update or anything related to firmware (...
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1answer
21 views

Bootable disk not recognized by my laptop?

I have an Asus ux303 laptop and I am trying to install ArchLinux on it. I think I already have installed it on the harddrive, however BIOS will not even show the harddrive in Bootable options. When ...
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0answers
36 views

why is grub2 ignoring kernel options when boot from el torito on CD?

I have a simple manually created grub.cfg file, which I load into grub-mkimage, then build into an el torito image on an iso9660 iso. Everything actually boots, but the kernel options are ignored ...
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1answer
54 views

Why can my custom-build iso not boot in EFI?

I am building a custom iso using xorriso in mkisofs mode. The build seems correct, inspecting the iso afterwards shows 2 boot images (1 BIOS, 2 UEFI), yet booting to the ISO from qemu using the OVMF ...
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0answers
10 views

Cannot boot into host OS after VM installation [duplicate]

I installed kvm/qemu/libvrt and rebooted to update some OS parameters, but now I can't boot into the host OS. Boot hangs with blinking cursor, so I abort and log in through the terminal, but my ...
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0answers
14 views

Can't boot into host OS after VM installation

I installed kvm/qemu/libvrt and rebooted to update some OS parameters, but now I can't boot into the host OS. Boot hangs with blinking cursor, so I abort and log in through the terminal, but my ...
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0answers
15 views

wl_inform_single_bss error on startup

Every time I boot Linux Mint, I'm welcomed with the following: [ 35.761843] ERROR @wl_inform_single_bss : cfg80211_inform_bss_frame error Then I have two options: either wait, say about 1-2 ...
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0answers
29 views

LUKS decryption at boot: using an nfs mount to store the key

I've been through this site for a number of LUKS related questions. I've seen methods for storing the LUKS key in plaintext on the root filesystem or on a USB key. My question is: Is there a way ...
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1answer
33 views

debian from disk to big disk: what i miss? [closed]

Usually i migrate virtual machine to new bigger disk following this procedure a)Attach new disk b)Mount to mnt c)rsync -avogpP --delete /olddirs /mnt/newdirs except for tmp proc sys dev,i use to ...
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0answers
20 views

Can't boot from live USB after Debian install

I've recently installed Debian on my old Itautec pc, from a live USB with a Jessie net install. Everything was working fine, but after trying to restore configurations from an old server, I ...
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0answers
20 views

lubuntu reduce size of vmlinuz file for PXE boot

I have poor knowledge about Linux systems, but Windows XP support is over. I have two older computers. I want install Lubuntu from PXE on this computers, but the problem is that they says "NBP is too ...
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2answers
72 views

How to detect / prevent systemd network startup failures

Using Centos 7 (most recent updates), on a remote firewall machine that is 200 miles away, I have occasional difficulty on reboot with the network stack not properly starting up. The box has 3 ...
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1answer
29 views

How can I boot ubuntu from external Hard disk drive which is connected to Raspberry Pi

I have Raspberry Pi 2 which runs on Raspbian OS and External HDD is connected and mounted to it. It is connected to local server. I have a laptop and I want to boot Ubuntu from External HDD which is ...
0
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1answer
53 views

RHEL 7 PXE boot & install ends up with emergency mode shell

Trying to PXE boot and install RHEL 7.2, however it always end up with dracut:/# prompt. .... systemd: Mounted Configuration File System. dracut-initqueue: RTNETLINK answers: File exists dracut-...
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0answers
40 views

Can't boot when moving Linux installation from one server to another - UEFI

Scenario I have two identical Lenovo (previously IBM) servers [xSeries 3250 M5 - model 5458EHM]. I've built Linux on server 1 and I want to be able to cold swap that hard drive to server 2. (This is ...
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0answers
41 views

How can I boot from ISO file stored on hard disk?

I know that I can create/burn a bootable CD/DVD or live USB and can boot/install from it. But suppose I am currently running Windows and I have an ISO file of GNU/Linux that I want to install on my ...
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46 views

Tiny Core Linux persistent home directory

I have a command line frugal install of Tiny Core and I want to have a persistent home directory, because the programs I run save results there. I read the persistent option details and followed ...
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2answers
20 views

HW Raid - Centos 5 - Boot Issues

I am totally lost as to how to fix this or what to do, I am about to just removed the raid all together. (Work stuff though, so Id rather not)\ I have a tower with 4 drives in it. 2 seperate raids ...
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0answers
17 views

Qemu and booting images

Complete beginner question: why do I have to pass an extra kernel binary when running e.g. a Debian image on an emulated Raspberry Pi? So far all docs state, the image files pose the equivalent of a ...
2
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1answer
59 views

boot of nfs mounting drive taking very long

When I upgraded to ubuntu 16.04 my boot time increased dramatically I did a systemd-analyze blame and as you can see the first two items take a very long time to load and this is on a SSD. 1min 30....
2
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1answer
46 views

How do I run the Linux kernel?

I'm reading Robert Love's Linux Kernel Development in order to learn more about, well, Linux kernel development! But in Chapter 2: Getting Started with the Kernel, I'm instructed to download and ...
0
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1answer
40 views

Centos VMWare backup emergency mode password reset

I have recently backed up my remote virtual machine and downloaded the data into my local. I did the setup on my local with VMware workstation and tried starting the server. I realized I missed ...
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1answer
126 views

usb_submit_urb(ctrl) failed: -1 Corsair k65 RGB keyboard

I recently purchased a Corsair k65 RGB keyboard. Of course it didn't work at first, but with an ckb-opensource driver I got everything working on my arch system. Everything went so well until I ...
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1answer
227 views

Can't install BlackArch on Live USB

So I have the following problem. I want to install BlackArch on an USB. I downloaded the Live ISO (64Bit) and used PowerISO to make a bootable USB. I am on Windows 8.1 so I hit WINDOWS BUTTON + C, ...
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1answer
42 views

Dracut failure when trying to boot Fedora with Qubes kernel

I would like to boot Fedora 23 Workstation x86_64 with a kernel from QubesOS 3.1. I have copied vmlinuz-4.1.13-9.pvops.qubes.x86_64 and initramfs-4.1.13-9.pvops.qubes.x86_64.img into the /boot ...
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2answers
150 views

Qubes does not boot on Fedora/Qubes dual-boot machine

My goal is to have a dual-boot of Qubes OS 3.1 and Fedora 23 Workstation (respin). This guy got it working on Ubuntu, but he installed Ubuntu first, while I installed Qubes first. The last resort ...
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4answers
378 views

fedora 24 won't boot after dnf upgrade

Last night I did an upgrade on my fedora 24 alpha install and when booting first time today I just ended up with a black screen. Then I tried booting into rescue mode, which left me with a shell ...
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1answer
27 views

When in the fallback shell, how do you start init?

I booted my system using in grub : linux /boot/vmlinuz-4.5.0 root=/dev initrd /boot/initrd-4.5.0 I set root to dev to specifically not get it to boot correctly. Of course it falls back to the ...
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1answer
52 views

Boot Menu won't boot USB for Debian install

I'm trying to install Debian Jessie on my Lenovo Thinkpad Yoga II. I created a usb using UNetBootin with the ISO image, and when I start my laptop with the usb in, the "Boot Menu" comes up, it gives ...
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1answer
37 views

Arch bootup: network.target takes a long time to start [closed]

As it was discussed at another post here a process is blocking the boot sequence, so it takes really long to start up. Login via mosh (ssh replacement) is possible after 1:30 min. Here is my output ...
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grub rescue hangs on ls command

I accidentally deleted my Ubuntu partition and reinstalled Ubuntu from a USB drive. But every time I reboot the computer, I go immediately to grub rescue> Having read other threads on this forum, I ...
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42 views

Boot Manjaro text only and verbose

I am a newbie Linux user. I installed Manjaro with Cinammon. Is it possible that on boot,the displays are text only and verbose? But I want to keep my GUI when I login. I just want the text and ...
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1answer
42 views

How to compile efivar?

I am trying to compile efivar-0.23 for my LFS, but when I untar it end run the following command: make libdir="/usr/lib/" bindir="/usr/bin/" mandir="/usr/share/man/" includedir=/usr/include/" V=1 -j1 ...
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0answers
90 views

Fedora 23 no longer bootable (GRUB: Minimal BASH-like line editing is supported.)

I have a dual boot on my laptop with Windows 10 and Fedora 23. Both were installed in EFI mode. It's been working fine, but I had to set the boot order to prioritize BOOTX64.EFI for it to start ...
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2answers
387 views

boot problem in linux

I have unfortunately format drive /dev/sda2. So all the /root,/home,swap LVM no longer exists. Because of this my server is unable to work properly. it shows only dracut#>Dracut Error: [ OK ...
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0answers
59 views

Numlock on by default on Linux Kali

I am fairly new to this version of Linux. I have it set so that when it boots, it automatically boots into the GUI for the operating system. This means when I load up the OS I am greeted with a login ...
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0answers
34 views

Gnome (gdm) fails to start after command-line install

Installed gdm via the default openSUSE installer (zypper). The install completed successfully but gdm won't start from the command-line. I also have a KDE install which stalls on the loading bar, but ...
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0answers
15 views

Is it possible to format a disk within an iPXE script?

I can mount a disk in the script, but it has to be formatted. I can't seem to find a way to format a disk within an iPXE script. Is it possible? How? Thanks
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1answer
24 views

Remove script under profile.d which “freezes” the system on boot

Is there a way during the boot to go to console instead of loading all "things"? Need to go to profile.d-directory and remove script which "freezes" system during the boot. I don't know the word for ...
0
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2answers
31 views

After installation of Ubuntu (not dual boot), how to find the drives?

I recently clean installed Ubuntu without dual boot, so everything was erased, but now I can't seem to find where my C and D drives are located. Here are the results of some commands that I tried: ...
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14 views

Stop Ubuntu on Macbook from booting into OS X from external drive

I have Ubuntu (Lubuntu) installed on a MacBook which has two external hard drives connected to it. One of the partitions on one of those drives is a bootable backup of an OS X machine. When I reboot ...
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0answers
15 views

Colored horizontal lines when booting from GRUB

I have an annoying problem when I boot to windows from GRUB boot menu, I got always colored lines that disappear in seconds. I also tried to change my linux distro 3 times but I always get the same ...
0
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1answer
44 views

Will a headless server wait forever at login prompt after boot?

Ok, I apologize for the extremely noobish question here. I'm trying to wrap my mind around administering a headless Linux server. As I'm doing the initial setup, I'm managing it via IPMI so I can ...
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0answers
25 views

Linux doesn't mount initrd

I recently finished a minimal Linux disk, which doesn't want to boot. I only keep getting couldn't mount root messages. The entire linux system is packed into an initrd package, and whatever I do, it ...
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1answer
27 views

Install Mint and Ubuntu on separate drives: how many grub installers needed?

I would like to setup a dual boot system using Mint and Ubuntu, with each on a drive of its own. Would I install each as a distinct OS with its own grub installer, or will they have to be on just one ...
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82 views

Phoenix Securecore tiano USB boot doesnt work

I've a problem with a Dell XPS 17 which I want to install Linux Mint on. I've created my USB key (which work on old pc) but it doen't recognized as USB device or removable device on my Dell. Many ...
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1answer
25 views

How to work out which drive and directory your system booted from if it is not mounted in /etc/fstab?

My /etc/fstab doesn't include the disk the system booted from, basically because I made some changes and forgot to include this. The initial /boot and / directories are on different drives. I noticed ...
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0answers
95 views

switch_root with systemd: “Too many levels of symbolic links”

I'm trying to boot a proprietary kernel build and OS after an upgrade to libc and numerous other tools. I'm booting using an initramfs in the 3.2.0 kernel with some utilities, like busybox. However, ...
3
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1answer
45 views

Make my fedora-22 kde boot faster

I am using fedora-22 kde with windows dual boot. When I select fedora from boot menu it takes upto 20sec to boot. I don't know if there are some programs affecting the boot time. when I run the ...
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0answers
15 views

Create two boot options for the same distro but with post run options

I have a Raspberry Pi with Raspbian. I installed Kodi (with autorun) but I'd like to install RetroPie into Raspbian also. I'd like to have several grub options: one with Kodi in autorun, another ...