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

learn more… | top users | synonyms

2
votes
0answers
12 views

How to clean up bootloaders & UEFI entries from other installs?

I got a new Windows laptop, and I wanted to dual boot with Linux. I installed Fedora, before changing my mind and going back to Mint. I'd like to keep Win 8.1 and Mint. However, now my UEFI boot menu ...
3
votes
1answer
716 views

Python script run while screen is locked

I have a python script which seems to be failing to continue running its while True: ... sleep() loop my code is at http://github.com/xdaimon/xdaimonConky What happens is I autostart python on ...
0
votes
0answers
17 views

Script requesting information upon boot

The idea is to create a script that runs as root upon boot (either before a potential X or GDM starts or after). The challenge is that this script needs input from "the one at the keyboard" - without ...
0
votes
0answers
10 views

How do I to dual boot Kali and Backtrack?

I have backtrack 5 r3 installed on my laptop which has 60 gb single hard disk. my backtrack is fully set up and takes the full 60gb space. Now I want to keep the same backtrack with all my settings ...
1
vote
1answer
593 views

Gnome doesn't want start

my problem is following: some time I just restarted my computer, after restart the gnome doesn't want to show up, I have only the 6 tyy's terminals ( I can log in and do whatever I want ). I am ...
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 ...
1
vote
1answer
27 views

systemd waiting too long for network at Debian 8.0 Jessie's boot

My system has booted up relatively fast while run Debian 7 Wheezy, but after upgrade to Debian 8 Jessie, and therefore SysVinit to systemd, it became a way, way slower. The thing, slowing down the ...
1
vote
0answers
25 views

NFS root filesystem doesn't mount at boot

This is an embedded device with a custom kernel (see below for relevant config). It's an x86-32 machine booting like this: coreboot->uboot->linux. I can mount the NFS share in linux if I use ...
-1
votes
0answers
15 views

exchange from Manjaro to Ubuntu [on hold]

i have a big problem now i had deleted previous windows and Ubuntu and formatted my hard of the laptop now i already installed Manjaro but want to change it to ubuntu i tried to make boot usb by the ...
2
votes
1answer
19 views

How to use GRUB from a USB drive to boot any OS that is on the HDD?

I got two operating systems on my laptop(Win 8.1 and Kali), but i updated from win 7 and deleted the boot record. To be honest i don't want Grub on my HDD, i like booting directly into windows. My ...
3
votes
1answer
14 views

How to distinguish if a systemd unit is run by apt-get or during boot?

Can one somehow distinguish if, a) the daemon was started during boot or, b) (re)started by an apt-get install or upgrade? Can this be distinguished from within the daemon itself? The use case is ...
1
vote
1answer
1k views

Linux USB Boot results in black screen

I'm trying to install Linux alongside Windows 8 on my new Asus Zenbook UX32VD, which has both an Intel HD 4000 and a NVidia 620M I've been having quite a few problems booting up linux via USB so I ...
0
votes
0answers
17 views

memtest86+ doesn't show up in grub

According to my package manager memtest is installed and both memtest68+.elf and memtest86+.bin are in my boot partition yet grub doesn't give me the option to boot to them. Is there anyway to add the ...
2
votes
1answer
3k views

Kali Linux black screen with blinking curser after USB boot

I am using a Macbook Air (2013) with Intel HD Graphics 5000. I made a USB to live-boot into Kali and install it onto a separate partition, essentially dual boot my Yosemite (OSX 10.10) with Kali ...
2
votes
5answers
2k views

How can I run a process in a terminal window and then hide that window?

I want to run python ~/program/proxy.py in a terminal when I boot up. And then hide this terminal window (because it is just a proxy program, and I don't want to see the debug info). So how can I get ...
1
vote
1answer
42 views

Writing openSUSE image to SD card

I am releatively new to linux and I have assembled a raspberry PI 2 model B and I'm relavively unexperience with linux. I have tinkered in the past with SUSE and want to start doing it again. I have ...
6
votes
2answers
1k views

How can I boot the PC-BSD live DVD-ISO IMAGE directly via GRUB2?

Via the loopback command, GRUB2 allows to directly boot an ISO file. Now, I've configured the according menuentry to boot the PC-BSD Live DVD ISO, but when I try to boot it, the FreeBSD bootstrap ...
0
votes
0answers
21 views

Debian change runlevel during boot

I've read lots and understand changing runlevel defaults and during runtime, but how can I change runlevel during the boot up of a Debian server? Background: XenServer virtual machine Debian Server. ...
1
vote
1answer
17 views

RHEL not booting with the updated kernel after upgrade [closed]

We have recently upgraded RHEL boxes, but the system only booted with the old kernel. Observation is that there is no link /etc/grub.conf to /boot/grub/grub.conf. Now, to boot the system with the new ...
1
vote
1answer
28 views

debian services not running

After an unexpected restart my debian machine is booting up to a terminal screen instead of gui. I'm not sure what to do to diagnose the problem.. but I've noticed that all of the services in ...
2
votes
2answers
985 views

Debian won't boot: udevd fails to load device sda and sdb

I can't boot my Debian system, I got this error during boot up: Driver 'pcspkr' is already registered, aborting. I have solved this by adding blacklist snd-pscp to /etc/modprobe.d/blacklist.conf ...
1
vote
0answers
58 views

Unable to delete boot entries using efibootmgr

This used to work in the past but since recently deleting entries with efibootmgr fails with return value 15. Changing the boot order fails as well. However, creating new entries does succeed, ...
0
votes
1answer
25 views

Boot Linux (Debian) from a USB Drive with GRUB

I would like to install Debian on a USB drive and boot it from there. I have a USB drive with 64 GB of diskspace. So I installed Debian Jessie (non-free) on it, and installed GRUB on the USB drive ...
2
votes
3answers
2k views

Linux freezing guess: keyboard & mouse (Archlinux and Ubuntu)

Linux on my PC is freezing a few seconds after startup. I am unable to use the mouse / keyboard. Neither Ubuntu nor Arch do anything after a few seconds. Windows has been running fine for years now. ...
3
votes
1answer
704 views

How do I resolve an error when booting, “Couldn't find device with UUID…”

I have a RHEL 6 system, running on a VMWare machine. The admin of the VM server added a second RAID volume to the server, which my RHEL system does not use. Now, when I boot the RHEL system, I get a ...
0
votes
0answers
27 views

Debian 8 KVM Guest - Loading initial ramdisk

I have updated my KVM management script for Ubuntu 14.04 KVM hosts to support debian 8 guests. After a manual installation (preseed script does not work yet), I am stuck with the the following message ...
-1
votes
0answers
21 views

Why does Linux hang up at turn on?

I persuade my wife to use Linux (Fedora 20) on her laptop by claiming, among the other reasons, that it boots up at power on much faster than Windoze. Lately however it tends to hang up sometimes, ...
0
votes
1answer
547 views

Boot linux on pendrive error: No configuration file found

I created a bootable flash drive using Universal USB Installer. However, the error message appears to start it: No configuration file found How to solve this problem? I've got sometimes with this ...
3
votes
1answer
35 views

is mount command a user space command or kernel command

as I understand, most of linux command are user space. but at boot time the system mount its root file system using mount command. so is this command implemented within the kernel
2
votes
1answer
2k views

Daemon - how to tell the start daemon to execute this daemon as different username than root?

I have this startup script, when i launch i have the execution done by username: root, instead of username: sun. How can i tell the start_daemon to execute it as username : sun not root? $ ps aux | ...
1
vote
1answer
18 views

grub2 command line loaded instead ubuntu os

I have a strange problem. After installing ubuntu on usb stick (at already installed ubuntu computer), after removing usb stick with installed ubuntu from computer I get the trouble: after booting to ...
1
vote
1answer
11 views

Booting into VNCViewer on a Raspberry Pi.

Here's my problem. I'm new to Linux scripting and RasPi and I am beating my head against the wall on an issue. I want to use this raspi for displaying a vm using VNC. I got VNC installed. Created a ...
2
votes
3answers
4k views

How do I force booting in text mode?

Newer Linux distributions have the idea to boot into graphics modes. The grub menu does this. The init.d system does this. X does this. I can justify X. But both grub and init.d have only caused ...
4
votes
1answer
2k views

Setting up HDMI output from Linux console

I am currently running Debian Wheezy on a HP Microserver N54L with an AMD Radeon 5450 video card. I would like to be able to play audio from the console through the HDMI port of my video card and ...
1
vote
0answers
32 views

Show kernel parameters passed to init [duplicate]

I learned that if the kernel does not understand a parameter, it saves it and passes it to init when performing the user space start. While e.g. in show parameters of running kernel or How to display ...
-1
votes
0answers
25 views

Why does newer version of Ubuntu and Linux Mint hang after install and which is the best alternative?

I am trying to install either Ubuntu (Ubuntu 14.04.2 LTS) or Linux Mint (Linux Mint 17.1 Rebecca) in my Desktop. I downloaded installer images multiple times and tried to install in my system. Every ...
0
votes
0answers
7 views

Fedora 16 only boots after manual drive selection [closed]

A colleague of mine recently tried to setup a RAID 1 on our Fedora 16 machine via the Disk Utiliser menu, even since then (even after tearing the raid down and removing all HDDs but the boot drive), ...
2
votes
0answers
59 views

Black Screen Booting Into Linux Mint (On Dual Boot Machine w/SLI + 2 Monitors)

I'm currently dual booting Linux Mint and Windows 8 on a machine with dual ASUS nVidia GTX 770s running in SLI (on an ASUS Z97-Deluxe motherboard). Everything works fine on the Windows side, but when ...
0
votes
0answers
48 views

Linux Clean Installation ERROR IN BOOT: “Reboot and select proper boot device or insert boot media in selected boot device”

After installing a clean copy of linux elementary os. It shows me "Reboot and select proper boot device or insert boot media in selected boot device". I'm using a laptop and previously I was running ...
4
votes
4answers
326 views

Is /etc/rc.local a good place to run a script before any (normal) user can log in?

I have a Ubuntu 14.04 Server which, during boot, should sync some stuff over the network before any normal user can log in (over ssh). I was wondering whether calling the script from /etc/rc.local is ...
0
votes
1answer
2k views

Debian 6 Gnome black screen after boot

I installed Debian a few weeks ago, and the last time I ran apt-get update, I think it updated something xorg/xserver, not sure. Since then i get a black screen after boot. If I go into recovery mode ...
7
votes
1answer
859 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?
2
votes
0answers
19 views

Setting the EFI Framebuffer's Resolution during boot

I've got a MSI WD-60 laptop running Gentoo. It has one of those 3840x2160 screens so I've had to setup Gnome/Firefox/IntellJ to double their DPI for anything to be readable. It all works fine except ...
5
votes
1answer
4k views

Unable to boot Chromium OS from USB drive

I have tried both my own builds of Chromium OS and Hexxeh's daily Vanilla builds, and neither work. I copy them over to my flash drive, but when I try to boot from it, nothing happens except my ...
0
votes
0answers
15 views

Filesytem errors during boot

I am using OMAPL138 and kernel version 2.6.37 and I would like to improve the boot time of my system. I made some progress on this, but I still have some errors which may be causing delay in the boot ...
0
votes
1answer
629 views

ELAN Touchscreen on Ubuntu 14.04 and Debian 7.6

I recently purchased an ASUS Q550LF laptop with Windows 8.1 preinstalled, and subsequently installed Ubuntu 14.04 and Debian 7.6. I use Ubuntu for most tasks, but occasionally have reason to boot ...
1
vote
0answers
102 views

“Error uncleared PCH FIFO underrun on transcoder A” during boot centos 7 on toshiba

I have toshiba Satelite model (C50 1001C model number) laptop. When I start it is giving 1.643361 [drm:cpt_serr_int_handler] *ERROR* uncleared PCH FIFO underrun on transcoder A 1.643363 [drm ...
0
votes
0answers
42 views

Toshiba Satellite Laptop Won't Boot to USB

My laptop model is Toshiba Satellite L655-S5153 I have my bios setup to boot usb (and yes it does read the USB drive), cd, then hdd. Legacy mode is enabled as well. I already have Elementary OS ...
0
votes
0answers
31 views

can I boot ext4 usb stick with xubuntu on from a Mac laptop?

is there a way to boot my ext4 formatted "xubuntu" USB memory stick from a Mac laptop? The laptop can identify FAT32 usb memory sticks with ubuntu at boot time, but it cannot identify mine, which is ...
0
votes
1answer
33 views

black screen on boot for more than 30 seconds

I am on Ubuntu 15.04, I get normal boot animation but after that and before I can see my desktop wallpaper I get black screen for more than 30 seconds. Can someone help me out here?