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

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72 views

Start a python script in `screen` on boot?

I want to be able to start a python script when I boot, but I want to be able to see lines which have been printed during the program. I have been able to put the line "sudo python /path/to/file.py" ...
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44 views

Linux kernel root= parameter

I'm trying to make a portable distro of linux on a 16MB SD card. I have a 2.4 kernel and extlinux as a bootloader. How can I pass the root= parameter to the kernel that the distro would be still ...
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7 views

Does it makes sense using Boot-Repair inside a local installation?

I have used Boot Repair many times to restore a boot list after deleting a partition or to restore a previous boot list customization, but I did that from a live environment, booting from a Live USB. ...
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1answer
37 views

When do cron tasks begin to execute?

Having read through the Wikipedia page on cron, it is unclear to me when cron begins to execute the tasks I have defined in the crontab file. Is it during the boot process - or even at the end of it - ...
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1answer
857 views

LiveUSB stuck after “Probing EDD” during boot

I am trying to install Arch Linux on a brand new Lenovo ThinkPad X1 Carbon 4th. When I start from my LiveUSB image, it gets stuck right after the following line (which is the first line of the screen):...
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0answers
34 views

'Resuming' Ubuntu after battery died

I'm running Ubuntu 15.10 alongside OSX, usually booting into Ubuntu using rEFInd. Last night my laptop died while in Ubuntu due to lack of battery power, when trying to boot back into Ubuntu this ...
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47 views

$sudo ls -l boot returns ls: cannot access root: No such file or directory

This relates to a problem with initramfs and trying to boot into my system. I have my drive encrypted(sdb5), so I have to enter a password to get to the login screen on Ubuntu 15.10 running on an ...
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1answer
29 views

How do I hide the rEFInd boot text?

After I select an OS to boot to in rEFInd, it prints boot target and its options before booting. Is there a way to disable this behavior?
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1answer
25 views

How do I ignore Linux on boot?

I have Windows 10 on my primary SSD and Kali Linux on a HDD. I need the slot with Linux HDD temporarily to be used with Windows, but the problem is that it tries to boot from the missing drive. How do ...
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1answer
45 views

Install Linux From Live CD

I have made a Linux From Scratch and built a live CD from it. I also wrote a script in /usr/sbin named install-lfs. When I want to install Linux, I just have to open a terminal in the live session and ...
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1answer
102 views

Long boot time on debian : “usb 1-x: new high-speed USB device number y using xhci_hcd”

Hello when I boot my keyboard takes 2 to 3 minutes to get activated so it slows my boot tremendously as I need to enter a passphrase to unlock a partition. I booted using the kernel parameter ...
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27 views

Boot Kali Linux into forensic mode; hangs loading network interfaces

When I boot my Kali Live CD (2016.1) in forensic mode, it gets to the point of auto-log in for root, and then immediately tries to start loading the network interfaces eth0 and wlan0. When neither ...
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2answers
62 views

How can I activate extra-verbose mode (debugging mode) during Debian boot?

How do I activate extra verbosity during boot, on Debian? I removed the quiet parameter and tried to add debug but it didn't help. My problem is that my keyboard takes 2-3 min to activate so it ...
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1answer
121 views

Failing Media Check on Fedora Installation

I am trying to install Fedora 23 and continually getting a media check fail at 85.7%. I am using a 32gb ADATA USB stick and making the bootable with dd. sudo dd if=/Users/me/Downloads/Fedora-...
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23 views

Ubuntu 10.04 / Suse10 (yes outdated..): Edit /etc/fstab before it is read

As the topic says: I'm trying to edit the /etc/fstab before it is read during the system-startup OS: Ubuntu 10.04 and Suse 10 I've linked my edit-script currently under /etc/rc2.d/, but it is called ...
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1answer
366 views

GRUB error- no suitable video mode found

I recently made an LFS and made some changes in GRUB. I added the update-grub command. I'm able to set background color and highlight color. But when I add a custom theme- update-grub gives- ...
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0answers
20 views

no bootable partition, trying to solve with testdisk

I had Ubuntu 14.04 and a partition with data. Then I decided to try Linux Mint, I booted it from USB, I was going to install it but then I changed my mind. Linux Mint started to prepare my hard disk ...
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2answers
167 views

How can I start program on boot in Ubuntu 14.04?

Is the root crontab the only way? I'm starting up a MC server and don't want it to need me to manually restart it each time the server reboots for whatever reason. I don't want any login required ...
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0answers
35 views

Linux Mint won't boot from HD after replacing Win 10. Bootloader issue?

I had Windows 10, the computer was acting up, slow etc. I installed Mint 17 on it selecting the option to overwrite Win 10. When presented with the partition table, it was full of partitions I didn't ...
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1answer
95 views

How can I make grub mount a drive with “rw”?

I have this in /boot/grub/grub.cfg menuentry 'Arch (on /dev/sda5)' --class gnu-linux --class gnu --class os $menuentry_id_option 'osprober-gnulinux-simple-aabbcc-dd-ee-fff-eeee' { insmod part_gpt ...
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2answers
48 views

How to stop debian from mounting a partition at startup

I installed Debian and set a data partition and now I want to stop it from mounting it everytime but deleting the line in fstab and updating initramfs won't stop it from mounting it. Is there a way to ...
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0answers
20 views

How to change the order of HOOKS in debian iniramfs configuration?

Hello I installed Archlinux to learn and now I'm insalling Debian but the initramfs setup is quite different from the mkinitcpio from Arch. My question is : where do I find the order in which the ...
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0answers
60 views

ALERT! /dev/mapper/cryptroot does not exist. Dropping to shell!

Hello I just installed Debian on an encrypted root partition but the NVRAM entry the installer made isn't working so I boot using the following kernel parameters : rw nomodeset root=/dev/mapper/...
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0answers
59 views

Keyboard isn't working when it comes to enter the password for encrypted root

Hello I installed Debian, the entry in the NVRAM made by the installer isn't working so I boot it with refind using the following kernel parameters : rw nomodeset root=/dev/mapper/cryptroot initrd=/...
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2answers
107 views

Is there a way to enable secure boot in Linux?

Just like Windows has secure boot that prevents any external OS Loader code from running at boot, does Linux have any similar option for itself? I have looked around, but when I search, the only ...
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2answers
60 views

How to skip boot time custom udev rule?

I have following udev rule in /etc/udev/rules.d/80-foo_usb.rules to detect pen drives, KERNEL=="[a-z][a-z][a-z][1-9]", SUBSYSTEM=="block", ACTION=="add", PROGRAM+="/test/foo.sh $kernel $parent" It ...
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2answers
116 views

Blank 'Grub Boot Menu' when changing boot options

I was having the issue of a black screen on Ubuntu restart and startup. It seems like my monitor is somehow disconnected when I start Ubuntu because I get 'No Signal Detected'. I started following ...
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0answers
35 views

Boot from GhostBSD iso partition with grub

I have downloaded an ISO image of GhostBSD, now it can be burned on to a usb and can be directly booted from it. However I would like to burn it on to a partition of my hard disk and boot from it ...
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0answers
26 views

Uninstall package from command line in unbootable system

I messed up my Raspbian Jessie system by installing upstart, and now it gets hung up while booting. Now I'm trying to get back to a bootable system by uninstalling it. I used these directions to get ...
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0answers
109 views

jackd and SuperCollider headless problem

I am trying to boot an RPi autonomously to start jackd, SuperCollider and then play a SuperCollider patch. Jack launches and Supercomputer starts to compile but then something goes wrong. The script ...
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1answer
158 views

Ubuntu 15.10 - Unable to disable daemon using Systemd

I've tried disabling MPD (Music Player Daemon) using Systemd: sudo systemctl disable mpd sudo systemctl status mpd mpd.service - Music Player Daemon Loaded: loaded (/lib/systemd/system/mpd.service; ...
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1answer
61 views

Grub does not boot Linux automatically, but editing the command line works

I have 2 hard-discs on my computer. On the first one I installed Windows 7 with Linux (Ubuntu)- with different partitions. At the beginning at booting I had the option to choose Linux/Windows. But ...
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49 views

USB Stick with bootable iso build with PinguyBuilder does not boot

I have build a bootable iso image with PinguyBuilder. The image does boot fine from cd. Now I have created a bootable pen-drive from that image with rufus. The pen-drive shows the grub/isolinux boot ...
2
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1answer
297 views

How do I configure grub to boot another linux distribution off an lvm partition?

(I no longer have this setup so I cannot test new answers, sorry. I had to switch computers and am now only using arch; I am leaving the question as it is though since I'd love to know a solution if ...
0
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1answer
100 views

Ubantu slow boot and shutdown issue : how can I fix this?

Initially my boot time was really low, it used to boot in seconds and user processes were also up and ready to use within a minute, now for some reason my boot up really slow and also my system never ...
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0answers
28 views

Linux Plymouth splash screen works only recovery mode

We have a Jetway motherboard (embedded PC), and we've installed a minimal ubuntu 14.04 on it. After that we modified the system following these instructions: http://news.softpedia.com/news/How-to-...
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123 views

Cannot boot kali linux after dist-upgrade, stucks at 'Loading initial ramdisk …'

I did a dist-upgrade from 4.3.0-kali1-amd64 to 4.4.0-kali1-amd64 but when I restart, the screen stucks at 'Loading initial ramdisk ...'. I had to use the advanced boot options to boot using 4.3.0-...
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0answers
52 views

Elementary OS Grub install failed

I'm trying to install Elementary OS on my PC via a bootable DVD, and whenever I try running the installer, I keep getting the message ACPI PCC Probe failed. Assuming that this is a graphics issue, I ...
3
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1answer
340 views

How does the grub efi loader find the correct grub.cfg and boot directory?

As I understand it, the uefi bios loads grub.efi from the efi partition. This now loads a bunch of grub modules and the configuration file from the /boot directory. But how does grub find the correct ...
1
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1answer
128 views

Debian: Boot fails when mounting sda with “invalid argument”

I am trying to move a Debian squeeze installation to VMWare VSphere 5.5 environment. However when booting the new machine after replication, the initrd/busybox gives an error, that it cannot mount the ...
0
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1answer
60 views

How to remove ubuntu from dual-boot system and install Elementary in its place?

New Linux user here. So, I have a dual boot system set up with windows 10 on one end and Ubuntu on the other. But now I want to remove Ubuntu and install elementary OS with windows still intact. How ...
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2answers
43 views

Can I use dd to move my system to another partition?

Currently, my whole system is located at the end of my hdd. I'd like to move that data to the beginning and still have booting and other details working. dd seems to do exactly what I want (to copy ...
0
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1answer
701 views

Linux Mint: ACPI PCC probe and usb descriptor errors during boot

I'm getting a lot of errors during bootup on Linux Mint 17.3 Cinnamon 64 bit. For the most time, I've been able to boot (the error messages just flash and disappear) with no problems with my system. A ...
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0answers
24 views

Linux booting falls back to text mode

I have an earlier modified Ubuntu 14.04, it has no any window manager. This linux will run as an embedded system. We've modified the bios splash screen, and I've modified the plymouth scripts in order ...
0
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2answers
483 views

Arch Linux - Boot only shows EFI Default Loader which doesn't work

I installed Arch Linux on an empty SSD hard drive. I set it to use GPT and partitioned it like this: sda1 Boot sda2 Swap sda3 Root Everything went well in the installation, but the boot loader only ...
2
votes
1answer
394 views

mdadm: no devices listed in conf file were found - Debian 8 with GPT

I have a Debian Jessie (3.16.7-ckt20-1+deb8u3) system with RAID1 on 2x 3TB hard drives. Grub can't be installed into MBR on drives >2TB, thus I have GPT with 1MB bios partition: Device Start ...
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0answers
149 views

Unable to boot after kernel upgrade

My PC triple boot Windows 10, Ubuntu 15.10 and Kali 2016.1. It boots from Ubuntu Grub. Everything worked fine until yesterday. Yesterday Kali released version 4.4 of the kernel and I installed it. ...
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0answers
23 views

How to run a custom script on on the default terminal when booting?

I have a Cubieboard (similar to raspberry pi) running Debian, it is set up for ssh access and running some services, it should never be connected to HDMI. I want to show a custom ascii art or ...
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0answers
66 views

No RC messages at the start between kernel loading and login prompt

I have a 4.3.2 kernel and OpenRC 0.19.1. After the kernel loads there is no messages from the RC scripts. And then, there is the prompt to log in. There is another system with identical rc.conf and ...
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1answer
50 views

How can I check the first process that is run? I can see both init and linuxrc in root folder

I get a modified Linux installation on QNAP x86 based NAS. In the initrd image file, I noticed there are both a init script /initand a symbolic link that points to a different program(busybox): ...