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

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Keyboard merely plugged in greatly increases kernel boot time

Specs are here. I am using a K65 RGB. I am using the ckb-git package from the AUR to provide basic input functionality. With Keyboard and with driver: Startup finished in 3.100s (firmware) + ...
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1answer
17 views

failed boot in fedora 21 [on hold]

I wanted a workout Fedora distro but after that burn it through burning software in Linux Mint on usb and dvd Did not succeed in quitting and receive the following error message: ISOLINUX 6.03 ETCD ...
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0answers
22 views

Jessie: can't boot the kernel 3.16.0-4-amd64

I have been using Jessie for a few months now, and I had a problem booting my computer a few weeks ago. I had this error on boot: early console in decompress_kernel Decompressing Linux... Parsing ...
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1answer
884 views

How do I fix “Alert! Failed to detect one or more drives during post?”

After installing Linux Mint 17 xfce on my Optiplex 755 Computer, I received the following message on boot: Intel(R) Matrix Storage Manager Option ROM v7.6.1.1001 ICH9R Copyright(C) 2003-07 Intel ...
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0answers
17 views

Laptop boots directly to ubuntu , cant access BIOS or Boot menu anymore

-1 down vote favorite Im running Laptop with single OS; UbuntuMATE 15.04 Beta1 64bit on Toshiba laptop Core i3. after burning "Elementary OS" on a live USB drive using UNetbootin, what happened is: ...
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2answers
2k views

grub error : “File not found” for separate /boot/efi partition

I've installed CentOS 6.4 on UEFI enabled machine, created /boot/efi partitions. But my grub is not automatically starting, if I start the PC, I start in Windows 8. I can only start CentOS by ...
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1answer
937 views

Linux Mint: How to enble cryptswap with custom password?

When you want to use hibernation and you care for security, you'd like to have the swap encrypted. But not with the random password, chosen for you at startup, but with a fixed one, supplied by you at ...
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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 ...
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1answer
210 views

When and why is /etc/init/failsafe.conf invoked on Ubuntu Server 12.04?

Could someone please tell me when during the boot process and why /etc/init/failsafe.conf is invoked? If possible, please point me towards a resource (keyword or link) where I could read more about ...
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2answers
2k views

slitaz 4.0 grub2 loopback concatenate multiple initrd images

I'm trying to get slitaz 4.0 ISO to boot using a grub2 loopback on a multiboot USB; insmod font if loadfont /boot/grub/unicode.pf2 ; then insmod gfxterm # insmod efi_gop # insmod efi_uga ...
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1answer
1k 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. ...
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3answers
2k views

Try to disable console output, console=null doesn't work

as mentioned above, I want to to completely turn off the console output, but putting console= or console=null in the kernel command line doesn't change a thing. When I enque quiet to the kernel ...
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0answers
17 views

elementary OS Freya won't boot

I have been doing Linux since last June and I have found my way around it pretty well. But I have been trying to boot elementary OS Freya beta 2 to my windows 8 UEFI laptop, I have tried using ...
3
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1answer
58 views

Quick boot for desktop Linux?

What can be done to a "normal" (Linux Mint, not micro or embedded) distribution in order to boot "nearly immediately" as seen for instance here? What magic is that, and why doesn't every distro have ...
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2answers
113 views

Debian autossh boot script not working properly

I wrote the start script at the bottom of this question to try to get one of my devices to automatically create several remote forwarded ports with my VPS upon boot. (I've stripped the LSB tags to ...
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1answer
17 views

Convert Grub2 entry to Syslinux

I have been trying to do it for hours now, but so far I was unable to. I have a USB stick with grub4dos on sda1 (vfat), /boot syslinux on sda3 (ext2) and root on sda2 (btrfs). ext2 with syslinux is ...
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1answer
2k views

Booting a file system image from a HDD using GRUB2 with persistence

How do I preserve changes I make to files when running an operating system that is booted - using GRUB2 - from a file that contains a file system. I managed to get GRUB2 to boot an image file that ...
2
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1answer
2k views

System Halt on REBOOT, Shutdown & Restarts as expected

Recently went from Centos 6.4 to Centos 6.5. System is Dell T410 Tower. Whenever I reboot, system runs through post, passes IPv4 Settings, then announces: PCIe Training Error: Slot 1 system halted ...
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1answer
917 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 ...
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1answer
588 views

Why do I need GRUB_DISABLE_LINUX_UUID=true

I just switched from lilo to grub2 and my first attempt failed with kernel panic - not syncing vfs unable to mount root fs on unknown block(0 0). It turned out that the problem was that the root ...
2
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1answer
29 views

Where can I find a list of USB error codes?

Every time I boot Debian, the boot log shows a bunch of xhci_hcd problems, and messages like usb 3-13: hub failed to enable device, error -22 usb 3-13: device descriptor read/8, error -61 I'm ...
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1answer
647 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 ...
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1answer
975 views

Login screen not appearing after upgrade from Debian Wheezy to Jessie

I upgraded from Debian Wheezy to Debian Jessie by changing sources from /etc/apt/source.list and running: apt-get update apt-get --download-only dist-upgrade apt-get dist-upgrade This operation ...
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3answers
15k views

What is the “Bootable flag” option when installing a distro?

Is the "bootable flag" needed in today's distributions? If not, then Why is it still in the installers? What is it exactly?
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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 ...
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2answers
480 views

Why is Debian hangs after DHCP?

This is my /etc/networking/interfaces file: auto eth0 allow-hotplug eth0 iface eth0 inet dhcp iface eth0 inet6 auto And here is a picture of where it is hanging:      Source: ...
3
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1answer
412 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 ...
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1answer
21 views

Is it possible to add some 'PXE Network Boot' option to GRUB?

This is an example of my available GRUB menu boot options: 1 menu label ^ 1) Xubuntu 14.04.02 LTS 2 menu label ^ 2) Windows 7, x86 & AMD64 3 menu label ^ 3) Windows 8, ...
13
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3answers
26k views

CentOS eth0 not starting

Why would my new CentOS Virtual Machine not start eth0 on startup? I have to start it manually every time. How can I fix this? Thanks.
0
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0answers
16 views

encrypted btrfs RAID1 array fails to mount at boot - open_ctree_failed

I have an encrypted btrfs RAID1 array set up as my /home directory on a fresh install of Linux Mint 17.1. At the Plymouth screen during boot, I enter my password for the two drives, and then receive ...
2
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2answers
958 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 ...
2
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1answer
30 views

Raspbian boots to a root@(none) prompt after erroneous changes in /etc

Under a Raspbian 3.18.7 ARMV71 GNU/Linux embedded inside a cute Raspberry Pi B 2, when configuring some 'silent' options under /etc/init.d files with a now evidently broken and stupid file, the ...
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1answer
60 views

What is the issue due to which debian hangs at fsck /dev/sda? What is the solution?

What is the issue due to which debian hangs at fsck /dev/sda? What is the solution? This is the screenshot of Debian in normal mode: This is the screenshot of Debian in recovery mode:
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0answers
17 views

Kali startx prompting GUI login after logging in already

I wanted to revert back to logging in by command line and starting the desktop by startx. I disabled gmd3 using chkconfig --del gdm3 and I was given the traditional way of logging in which worked ...
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0answers
11 views

aufs fs is being mounted before component parts

I'm having issues at boot time. It fails to mount the aufs (and so suspends the boot asking if I want to continue... no good on a server) I thought I had set up my fstab to mount the aufs AFTER the ...
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0answers
27 views

Grub2 don't see my second HDD

When the new distro is installed it makes grub2 boot menu, but it does not consider my second HDD where I have Windows7. So I tried to edit grubs cfg file but with no success. Also tried to insert ...
2
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1answer
534 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 ...
2
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0answers
20 views

Ubuntu Bootchart - How do I actually interpret this chart?

I'd like to start obsessing over optimizing my Ubuntu boot time, but I've searched online for multiple days—and only have a vaguely more coherent idea of what I'm looking at. Here's my bootchart. I ...
0
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1answer
577 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 ...
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0answers
31 views

Is “shutdown -r now” safe? [duplicate]

Is it safe to reboot your VPS this way, or does it kill all processes directly? And if not, what is the right way?
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7answers
17k views

Black screen at boot with Mint and Ubuntu live CDs

I just bought an HP pavillion g6 laptop, with the hope of installing Linux on it. I have now tried both Linux Mint (my first choice) and Ubuntu, and both simply give me a black screen from the moment ...
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0answers
28 views

Archlinux boot screenshot

I've created Archlinux ARM image from scratch and it works perfectly. Now, I am writing some manual for installation and I would like to make a screenshot of device starting up (kernel booting). I do ...
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0answers
10 views

japanese input into boot console

It's possible enter japanese character in the boot console, then without start the X server? Are scim, Ibus & co. only for desktop? solutions for slackware appreciated
3
votes
1answer
653 views

Ubuntu: How can I disable boot and logout screen

I want to be able to see all stuff from the boot process, just like in Debian. I instaled startupmanager but It only change boot screen to more ugly. I search google and find that you must remove ...
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3answers
8k views

Kali Linux Live USB boots into text mode. Unable to Start the GUI

I am booting kali Linux from the USB. But it boots me into Kali login prompt. When I provide the credentials for root. It gives me root prompt.root@kali. Any pointers please on how to boot into GUI ...
2
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1answer
134 views

Changing the hostname on a Linux Mint desktop to a random value at boot time

When changing the hostname to a random set of alphanumeric characters on a machine running Linux Mint(17.1 Rebecca, Cinnamon 64-bit) I encounter some problems. The following script changes the ...
27
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7answers
17k views

SSH to decrypt encrypted LVM during headless server boot?

When I installed Ubuntu 10.04 and, now, 10.10, I was offered the option of enabling "encrypted LVM" for my hard drive. After choosing that option, I am prompted for my password during boot to decrypt ...
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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 ...
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0answers
17 views

Can I capture reboot errors on a system that lives in memory?

I have a machine that will intermittently experience boot issues and the system will hang and won't come up. I would normally go to check dmesg, but the problem is the system lives in memory and gets ...
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0answers
15 views

Fedora hung up on boot [closed]

Im uncertain what version it is at this point. If needed I could mount the drive in another chassis and figure it out. The hard drive checks out in spinrite, any ideas?