Tagged Questions

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

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0
votes
0answers
13 views

How does setting the PE flag in CR0 enable protected mode? [migrated]

I am trying to understand how a machine goes from power on to running a kernel. From what I've gathered, it is useful to switch into protected mode during boot up in order to gain access to more ...
3
votes
1answer
14 views

GRUB Quiet Splash

As a Linux newbee, I would like to know What exactly is the significance of "Quiet Splash" in GRUB? GRUB_CMDLINE_LINUX_DEFAULT="quiet splash"
2
votes
1answer
28 views

Ubuntu init script failed - trying to find out more detail about the error

My /var/log/boot.log shows this under Ubuntu 14.04: ... * Starting servicename <br> chown: invalid user: ‘username’<br> No passwd entry for user 'username'<br> * Starting ...
1
vote
2answers
28 views

Why are post-up commands in /etc/network/interfaces ran multiple times at boot?

Here is the content of /etc/network/interfaces auto lo iface lo inet loopback auto eth0 iface eth0 inet dhcp post-up /etc/network/if-up.d/sshstart And sshstart is a script with the following in ...
0
votes
1answer
12 views

Slax boot error vesamenu.c32

I followed the instructions in the Slax documentation to download the 64 bit Slax 7.0.8 ZIP, unzipped it onto an SD card, and ran bootinst.bat to make the card bootable. This was done from a Slax ...
0
votes
1answer
36 views

Ubuntu on macbook won't boot from USB

I cannot boot Ubuntu from my macbook. I have tried the official Ubuntu walkthrough for creating a USB boot stick (located here: http://www.ubuntu.com/download/desktop/create-a-usb-stick-on-mac-osx ) ...
0
votes
0answers
27 views

FreeBSD boot problem, UEFI or LEGACY and GPT disk

i have a computer based on GPT disks with triple boot. For the moment i have two OSes working on my computer (OSX and Windows). I want to make a FreeBSD installation, he work perfectly when i boot on ...
-1
votes
1answer
50 views

Overwrote Windows bootloader with Mint: how to restore? [closed]

I have encountered serious problem while experimenting with Ubuntu/Mint. A few days ago I felt like trying Linux. I had Windows 7 installed on my SSD drive. Since I had one free HDD I decided to ...
1
vote
3answers
66 views

What are the advantages of GRUB over LILO?

Why is GRUB so much more popular than LILO? The only distribution that I can think of that uses LILO by default is Slackware Linux. All other distributions use GRUB. To this day I've never understood ...
-2
votes
0answers
36 views

Kali Linux dual boot installation

I´m trying to install Kali Linux next to Windows 7 (dualboot). I made a bootable USB with Rufus software. I restart the PC, press F12, choose USB boot priority....then I see installation menu....there ...
1
vote
1answer
20 views

What's the purpose of the --class option in grubs menuentry?

As the title say, why would I want to add a class to my menuentry (in grub2)? If I understand the grub manual correctly, it could be used with themes.. But is that all?
1
vote
1answer
46 views

Place grub on virtual disk

To learn about Linux startup process I placed grub in a disk image file and tried to boot using qemu. I currently has not put any kernel image into the drive just grub. I installed grub using kpartx ...
3
votes
0answers
31 views

Is the EFI boot loader not in MBR?

Based on this answer for detecting the boot loader I ran sudo dd if=/dev/sda bs=512 count=1 2>&1 | grep GRUB and it matched. However, I'm pretty sure I'm running Gummiboot since modifying ...
0
votes
0answers
24 views

uBoot on BananaPi, stuck waiting for waiting for root device /dev/mmcblk0p2

I flashed banian linux 14.09 to an SD card stolen from a raspberrypi. I've plugged a 2.0amp raspberrypi power supply into the correct microusb power port (the one by the SATA connector). Boot stops ...
2
votes
2answers
61 views

arch linux boots into grub command line

I'm trying to install arch linux over virtual box guest machine in a UEFI mode. I've followed beginners guide to install base system, generate fstab and etc and my system now boots into grub command ...
0
votes
0answers
21 views

How to correct Linux file system permission?

I've recently install Elementary OS on my PC and i mistakenly installed a program named "mount management", apparently it changed my file-system permission or i guess it does (because i checked theme ...
0
votes
1answer
14 views

Freeze after /dev/sdaX: clean

I did a major update yesterday and after shutting down the computer and turning it on today, I constantly get jammed at: /dev/sdaX: clean 99999/999999 files, 999999/999999 blocks If I do ...
0
votes
0answers
7 views

How do I set kernel-ml default in CentOS?

I have installed kernel-ml package from http://elrepo.org/tiki/kernel-ml Now I have both the original CentOS kernel and kernel-ml. How do I set kernel-ml as default on boot? Thank you!
0
votes
0answers
22 views

linux boot issue

I found an entry in file /etc/ld.so.conf.d/cognos.conf which stopping linux to boot in the VM. Its going to recovery mode after boot. I am not getting grub prompt and os in read only mode. Solution ...
0
votes
0answers
24 views

Booting Linux OS from syslinux bootloader

I have a multiboot usb stick in /dev/sdb. The sdb1 partition contains linux distribution images and has syslinux installed on it. The second partition sdb2 has a Linux OS installed on it (Ubuntu). ...
0
votes
1answer
18 views

Mint pc boots to no video … or usb power. What's going on?

This is a problem that's truly got me stumped, and I've been doing support for several decades. I've set up my in-laws with a pc running Linux Mint 13 (so that they don't screw it up like they would ...
0
votes
0answers
13 views

Not able to change the Plymouth theme?

I have created a new plymouth theme inside the /usr/share/plymouth/themes/mytheme and after adding that I just listed my plymouth themes using plymouth-set-default-theme --list and I'm able to see my ...
0
votes
0answers
39 views

Keyboard doesn't working in boot menu on VirtualBox

I've just trying use CentOS 6.5 LiveCD on VirtualBox but all my attempts fail. When the system starts I see "Automatic boot in 10 sec ..." - if I do nothing, the message disappears after 10 seconds ...
0
votes
0answers
35 views

Non bootable disk error with bootable USB drive

I have used UNetbootin to make a 4GB USB stick into a bootable media but keep running up against the same problem. I removed the partitions and formatted the USB drive as MBR and added a single FAT32 ...
0
votes
1answer
127 views

Kali linux throws ' isolinux.bin missing or corrupt ' error

I downloaded Kali Linux from this link, I have a 32 bit OS, so I guessed ISO 32 Kali Linux is the suitable for me (they did not clarify in the website based on what we choose the type). Then, I ...
1
vote
1answer
42 views

How can i dual-boot FreeBSD and PC-BSD — with GRUB2 in MBR?

I have a computer with several operating-systems installed on different partitions: FreeBSD PC-BSD Solaris Extended Partition / -partition for Linux-Mint Swap for Linux-Mint /home for Linux-Mint / ...
0
votes
0answers
48 views

Centos 7 - Encrypted installation won't boot

I installed CentOS 7 netinstall (minimal installation) on a VServer with the following partitions: /boot - 200MB - XFS / - 50GB - XFS Encrypted swap - 512MB - swap Encrypted I ...
1
vote
3answers
63 views

copy files from tftp server

AFAIU, When tftp server is used for pxe booting, the client sends a request to the server, and the server sends back few files (initrd, kernel, config, ...). The server can decide which files to send ...
0
votes
0answers
23 views

SUSE linux boot off secondary kernel

I'm trying to boot off kernel 3.14 is SUSE linux 11 SP1 and I'm getting a strange freeze on boot. I built the kernel and it automatically added itself to the /boot/grub/menu.lst file so I assume the ...
1
vote
2answers
28 views

How can I count the time that needs systemd to boot a default target and then graph it?

When I wanted to know how long systemd actually needed to boot the default target, how would I do that ? An then, is it possible to create a graph to show which unit takes how much time to initialize ...
0
votes
1answer
98 views

How To create a FreeBSD 10 bootable USB?

Currently I am Using Linux Mint 17 and I want to dual boot FreeBSD and Linux Mint 17. How can I create Bootable USB for FreeBSD 10? I tried Unetbootin, Image writer and powerISO but it's not ...
0
votes
1answer
214 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 ...
1
vote
3answers
125 views

Wrong iso file preventing from booting Debian dvd with uefi

I have this new computer (MSI Ge70 2PE Apache Pro) that came with Windows 8 and UEFI. I made a partition to install Debian testing 64bits on the same HD where Windows is. I had no problem making the ...
1
vote
1answer
78 views

CentOS 6.5 : machine with more that 1 TB RAM => “no free pages available” on boot

I have a upgraded a server with more than 1 TB of RAM, and it is unable to boot. With 768GB of RAM all is working fine. I got the following message : Trying to allocate 1005 pages for VMLINUZ. ...
0
votes
1answer
39 views

Installing Linux without UEFI

I have a old Dell Dimension 8400 whose motherboard does not have UEFI. I upgraded the RAM to 2 GB. Also, it does not have a CD drive anymore, so the only way to install an OS is through a flash ...
3
votes
1answer
49 views

Easy way initrd to chain loading another kernel with kexec

I have here a machine which won't boot 64-bit kernels (it has efi32 with a little bit of... uncommon firmware). Currently, my only way to boot my 64-bit linux system is: Booting a 32-bit distro ...
0
votes
0answers
66 views

“Register 0x00680500 not found in PLL limits table” boot error on Nvidia GTX750 Ti

I recently installed Debian Wheezy using a GTX 750 Ti; all went well until I tried to boot: the following was printed to the screen before freezing. [drm] nouveau 0000:01:00.0: 0x95C7 Init table ...
0
votes
0answers
133 views

Ubuntu 14.04 crash on installation - wn-block(2,0)

I'm trying to install the latest version of Ubuntu on my Dell Notebook via Boot via USB (it has no CD driver), but whenever I try to enter the option to test the OS or install it, an big error is ...
1
vote
1answer
135 views

Can't boot after grub update on Arch

I did an update yesterday and didn't reboot my laptop until I had a power failure. Upon rebooting I find that I have no hard drive (or so it claims). I've tried booting into an arch live disk and I ...
0
votes
1answer
96 views

ZFS support for linux kernel versions 3.16

Attempting to boot Funtoo with a debian-sources-3.16.2-3 kernel, in a system where the root file-system lives in a zpool, drops off to the rescue shell after failing to import the pool properly. Does ...
0
votes
2answers
39 views

How can I boot GParted in Arch Linux?

I'm trying to increase the size of my boot partition because Arch keeps complaining about it. I have GParted on a USB flash drive. When I restart, there's no option to boot from the flash drive ...
1
vote
1answer
23 views

Using pre-seeding and boot params for completely un-attended Debian install

I'm trying to use simple-cdd to create an complete unattended install of debian. I have created a preseed file that gets used - but the installer is still asking me three questions What is my region ...
1
vote
0answers
99 views

No volume groups found after restoring CentOS image to VirtualBox VM

I used Clonezilla to backup an HP Proliant server running CentOS 5.10. I restored the image to a VirtualBox VM but when I try to boot I get an error of "No volume groups found" "Volume Group ...
0
votes
1answer
57 views

Ext2 filesystem for /boot partition

Is the ext2 filesystem good for /boot partition? I set ext4 for / root partition, but wasn't sure which filesystem to select for the /boot partition, and I just set ext2. Does it matter in this case?
0
votes
1answer
129 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 ...
4
votes
1answer
81 views

problem when booting linux server : Too many levels of symbolic links

By mistake, I executed these commands : sudo ln -sf bash /bin/sh sudo ln -sf bash /bin/bash When I rebooted the Linux server in recovery mode I got this message: init : Failed to spawn ...
1
vote
3answers
100 views

shell script to run on boot on Mac OS X does not run all commands

On OS X, I am trying to use lingon to run a shell script upon booting. I have a file ~/desktop/_admin/boot/bootdocker.sh: #!/bin/bash boot2docker up export DOCKER_HOST=tcp://192.177.59.103:2475 My ...
0
votes
1answer
66 views

dual boot from two different harddrives, windows and lubuntu not working

I have a computer with two harddrives. I first installed my Windows 8.1 on my ssd taking up the whole drive. Then on my second 2TB I made 3 partitions. 1TB is dedicated to external storage, 500GB is ...
0
votes
1answer
56 views

How to “bless” a disc without access to OSX?

I have a MacBook Pro. The original harddrive died and has been replaced. I've installed Fedora20 on the new drive. The new drive was never "blessed" and thus boot takes 30 seconds longer than it ...
0
votes
0answers
18 views

Reinstalling Centos 6.4 over current Centos 6.4 OS

I am a newbie to Linux, and I am trying to reinstall Centos 6.4 from an AsteriskNOW CD I have because through an update I believe I lost the res_srtp.so module I installed from an external source. I ...