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

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26 views

Lost credentials to a Linux VM

An employee, who left on bad terms, setup a linux server that we need access to but we can't login. It is setup on a hyper-v VM. When booted up it quickly loads the essential drivers then begins the ...
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85 views

How do I control what's mounted at Linux startup?

This might sound like, an "Edit /etc/fstab" answer. My fstab has the SD card mounted to /home directory. However, when I start the computer, the home directory ends up on the same partition as my / ...
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100 views

Ubuntu Mint 17.2 ,USB Mouse and Keyboard sometimes only works in Safe Mode

Occasionally , when I restart the computer. The usb mouse and keyboard do not work by the time its ready to log in. They always work in safe mode, and the keyboard and mouse always works on the duel ...
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50 views

Shutdown button in XFCE restarts computer

To turn off my Arch Linux laptop, I click the power button which brings up a panel where I can click "Shutdown" (among "reboot", "log off", etc). When I do, my computer shuts down and restarts after ...
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109 views

new kernel compile - error on bootup - Could not find overlay

I was compiling the kernel using slackware-current, the latest version of the kernel, 4.3.3, also tried 4.4-rc5, and ran into this error on bootup Could not find overlay #6 ### dt-test ### of ...
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89 views

Error cannot open tty-output Linux

I have installed one paravirtualized image, Debian 8, in XenServer, and I'm adding a script to create a template that come. Added in the startup script with the command systemctl enable script. Scritp ...
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2k views

Dual boot fedora 23 and Windows 10 issue

I had Windows 10 installed on my machine. When I decided to also install Fedora 23 using Dual boot, Fedora was working fine, but when I tried to boot Windows 10 I had a problem. In the grub boot menu ...
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11 views

Will booting the system get affected if root partition moved, though boot partition is separate

I need to move the root partition to the right after shrinking it. I have separate boot partition as seen below. The free space I want to allocate to boot partition so as to increase it's size. I've ...
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49 views

Linux Mint 17.2 cinnamon takes too much time to boot and to be usable after login. What to do?

I think I should track which startup script takes time such as printing starting and ending time of execution time with script name in another file.How can I do it? For details, I am using dual boot- ...
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177 views

ifplugd(lo): Program execution failed, return value is 1

I have a Raspberry Pi running Raspbian, and I see this error when initializing ifplugd. ifplugd(lo): Program execution failed, return value is 1. From judging the log section, it seems to end where ...
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251 views

Systemd networking: IPv6 networking not available at boot

I've a Debian machine running multiple static IPv4 and IPv6 addresses managed by systemd itself at /etc/systemd/network/10-static-eth0.network as follows: [Match] Name=eth0 [Network] Address=2a04:---...
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247 views

Kali 2.0 won't boot after dual booting with Windows 10?

I installed Windows 10 64-Bit and I booted into that and it works amazingly. After I installed Windows 10 I partitioned a 80GB partition on my HDD and I continued to install Kali. No problems were ...
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15 views

Partition managing

I installed Kali on my 250gb hdd at installation it asked if I want to create other partitions too bad I didn't thought I will need them and now I have 1 250gb boot partition. Is it possible and with ...
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0answers
18 views

Relative benefits of systemd and update-rc.d for boot scripting

I've been using update-rc.d to get scripts to run on startup on Yocto, which lacks an /etc/rc.local file. Now I've just come across systemd, which appears to do exactly the same thing. Can anyone ...
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212 views

How to fix the error warning failed to connect to lvmetad no such file or directory falling back to internal scanning in ubuntu 15.10

I need help with my Ubuntu laptop which was working fine until recently. My desktop disappeared and all the desktop icons are gone. All I have access to is the terminal. In an attempt to fix the ...
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182 views

Screen turns black during boot in Debian Jessie

Sometimes, after I start Debian from grub, the screen will turn black. This happens at the time when normally the font changes and the green/red "[success]"/"[Failed]" messages start appearing. The ...
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135 views

MINT Freezes on boot after load the system

I'm trying to install Linux Mint on my notebook and still geting a strange problem. After i boot on Mint, and the system started after like 2 minutes it just freeze first freeze the system and then ...
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95 views

After shutdown Debian stuck totally unresponsive on black screen

My Debian 8, running on HP mini 210-2006, shows a strange behavior: When I shut it down, and then power it on again in the interval till about 2 hours, the system does not boot, just show a black ...
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170 views

Manjaro not booting on clean install

i removed all the partitions on my SSD to use it only for Manjaro. I tried this method and it completed succesfully but my laptop didnt boot. When I use the GUI installer I get a warning about the ...
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0answers
29 views

I have several linux distributions installed, but can only make changes to GRUB from one of them. How can I fix this?

I currently have the following operating systems installed on my laptop (in order of installation): Windows 10 Kali 2.0 Kubuntu 15.10 Everything works fine when I start the laptop. I get the GRUB ...
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194 views

How to boot Arch Linux after changing from AMD Radeon HD to Nvidia GTX video card?

After swapping video cards my PC boots into Windows 7 just fine, but Arch Linux gets stuck before entering graphical mode. /var/log/Xorg.0.log contains some message listing all the supported AMD (aka. ...
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385 views

very slow boot after installing Kali Linux along with Ubuntu & Windows

can any one please determine what made Ubuntu boot slow after Kali installation, now it stays few minutes with black screen for 1 minute before showing the Ubuntu logo before installing Kali in dev/...
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38 views

Booting full Linux Mint off USB on Intel Macbook pro?

I almost never post questions online but this time I couldn't find a solution to my problem. My problem is that I'm trying to boot full Linux Mint from a USB on a Macbook Pro. I was already successful ...
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57 views

Upgrade OSX (Macbook Pro) when it has a Debian dualboot

On my Macbook Pro, I have a Debian/OSX dualboot, the partition looks like the following on OSX: bash-3.2$ diskutil list /dev/disk0 #: TYPE NAME SIZE ...
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88 views

What are the possible methods to start a PPTP VPN connection on boot?

I use to connect to my remote PPTP VPN server by doing: # pon MyVPNConnection persist holdoff 60 maxfail 0 I would like to automate this connection to be executed on system boot, so I have added ...
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27 views

How could a typical partition scheme look like on a bootable thumbdrive with uefi and diskencryption?

I am now playing with uefi and read about some kind of basics, which seem to be: Create a partition table of type GPT Create an efi partition, type fat16 in this partition create a structure like /...
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75 views

After booting into Debian 8 my VGA monitor goes black?

After I installed Debian 8 successfully on my machine (Intel Pentium CPU and no GPU ) and rebooted into GRUB2 successfully my monitor goes black (Still on) after it boots into Debian I can hear my ...
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171 views

How to get the very first boot messages in high resolution

After upgrading to debian jessie I abandoned the proprietary nvidia drivers and switched to nouveau. I am using grub2 to boot. Kernel is 3.8.2 compiled from source. my graphics card is an nvidia ...
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0answers
75 views

Why doesn't Ubuntu (and Mint) install a boot sequence

I've tried to install a new Linux operating system and I've tried different flavors (x)ubuntu, Mint etc. With and without encryption, with and without LVM, but I'll always get the same error. When ...
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0answers
86 views

Having trouble setting up an Ubuntu/Windows 8 dual boot

I hope I'm not posting this in the wrong place (and if I am, please direct me to where you think would be a better place to post it) as this doesn't relate entirely to Linux and is really more to do ...
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28 views

What happens when bleachbit turns grey?

I just ran bleachbit as a regular user (not as root) and the progress bar at the top is stuck at "Please wait. Wiping free disk space. About 0 minutes remaining" and the entire bleachbit screen has ...
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69 views

How to boot without GFX drivers to allow low resolution

I am running Kali linux on my 13" notebook. During the initial boot the font is blocky and large - which is what I want. However as we progress through the boot stage, at some point the screen ...
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65 views

Repair File System After changing the partition structure

I have dual booted linux centOs with windows. Now I changed the partition structure of linux with a partedMagic live CD. Since I have used the EasyBcd to make the boot menu on windows, I can still ...
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127 views

Interrupt systemd mount unit during boot

I've Btrfs RAID1 mounted during boot with this line in fstab: /dev/disk/by-label/storage /mnt/storage btrfs noatime 0 0 Few days ago I was checking data on some old disks, and to connect them I ...
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0answers
36 views

Grub2 fails to load on an AMD cpu

I have built a linux image with GRUB2 as its boot loader and written it on an IDE hard disk. When I put it in a computer with Intel cpu, it works fine. But putting it in an AMD cpu computer, it even ...
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25 views

How to chainload from usermode?

Starting from user mode runlevel in linux, is it possible to boot another OS on the system without ever passing through BIOS or GRUB/similar and never turning off?
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476 views

Manjaro Laptop suddenly won't boot Xfce desktop environment. How to boot up normally?

My Manjaro Linux laptop suddenly won’t boot up my Xfce desktop environment. When I start the computer, the PC: boots pass GRUB, then quickly flashes this message: [0.029878] Ignoring BGRT: invalid ...
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982 views

FIPS integrity test failed

I recently enabled the fips module in my CentOS 6 machine using this guide. During reboot, the system halted with this error: SELF TEST FAILED (/usr/lib64/hmaccalc/sha512hmac.hmac) dracut: FATAL: ...
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16 views

Unable to set luminosty with a usb boot

When I boot from a live USB I can't adjust luminosity. I need to plug a VGA screen to my laptop in order to be able to see the screen. I managed to fix that when I installed Ubuntu with the ...
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180 views

Where do these boot log entries come from and who creates them?

I'm wondering what kind of code writes these first two lines into /var/log/syslog while booting my machine: Aug 4 10:13:48 HOSTNAME kernel: imklog 5.8.11, log source = /proc/kmsg started. Aug 4 10:...
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86 views

Installing a bootloader on a mac

Due to a somewhat odd requirement for a particular linux installation, with a particular software suite, I found it best to use ddrescue to populate the harddrive with the partitions and their data. ...
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0answers
96 views

Live USB - Tails tries to boot but ends up booting into Kali Linux

I have a bootable USB drive with Tails and Kali Linux on it, among others. Kali boots fine. However when I try to load Tails, it manages to get past the Tails loading screen but then the Kali logo ...
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0answers
45 views

Boot live img files in grub

I've compiled a purely 32-bit version of Android that I'm attempting to boot on a device with a 32 bit UEFI. How the heck do I configure GRUB2 to load a live img file? The image file contains the ...
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1k views

saving file to usb stick while using linux boot stick

I am using the instructions in this youtube video to install CentOS 7 on a new computer that is running Windows 8. The tutorial uses UniversalUSBInstaller from PenDriveLinux, but the installation is ...
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285 views

how to make GRUB find modules on multiboot Linux LiveUSB?

background (skip to header=problem if you're expert on LiveUSBs, ISOs, GRUB2, etc) I'm setting up a multiboot/multiISO Linux LiveUSB as detailed here, which I intend for use on multiple hosts (i.e., ...
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41 views

What can cause GRUB2 to suddenly not be recognized by EFI?

I have two hard drives in my PC. The first one contains an ext4 partition with Debian, a swap partition and the EFI partition for Debian. The second hard drive contains Win8 and it's EFI partition. ...
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817 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 ...
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151 views

Can't see boot options or log with GRUB through serial-over-lan

I have a Debian system that is unable to boot a configuration I want. I don't have physical access to it, but I have serial-over-LAN access via Dell's BMC (so very limited), IPMI 1.5/isol. When I boot ...
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0answers
45 views

Plugged mouse increases boot time

I was going through the output of dmesg -e and found that my logitech mouse is increasing boot time by around 7 seconds and my total boot time is around 45 seconds. [ +7.334661] usb 1-1: new low-...
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210 views

error: cant't find command linux when booting system

I need some help with a problem when booting. Recently I've installed CentOS 7 on my pc, previously I had debian 7 and manjaro installed. When I installed manjaro I overwrote the bootloader of debian ...