Grub (GRand Unified Bootloader) is a bootloader package.

learn more… | top users | synonyms

1
vote
2answers
2k views

GRUB2 not detecting OS on raid partitions

I have recently added a drive to a system and have successfully raid'ed (RAID-1) the paritions, with the exception of the boot partition. I have it ready and mirrored, but can't get GRUB2 ...
4
votes
2answers
583 views

Setting up Linux softRAID10 so it can boot after a drive failure

I would like my RAID10 to survive the failure of the bootdisk. I want to write grub to the MBR of each disk in the array so that in the case of a failure the array will still boot on the remaining ...
6
votes
1answer
1k views

How Do You Non-Destructively Check if grub2 is Installed in The Boot Sector or is Being Chain-Loaded by grub1, Without Rebooting?

We're upgrading several systems from Debian Lenny to Squeeze and I'd like to ensure that I haven't missed any grub2 installations. By default, Squeeze chain-boot-loads from grub1 and you have to run ...
26
votes
7answers
16k views

Headless Ubuntu server machine sometimes stuck at GRUB menu

I have Ubuntu 10.10 Server installed on a single-board machine in a semi-embedded environment; no keyboard or screen, just SSH access to it. So it's really frustrating when it occasionally boots up ...
4
votes
3answers
3k views

Linux Software RAID1: How to boot after (physically) removing /dev/sda? (LVM, mdadm, Grub2)

A server set up with Debian 6.0/squeeze. During the squeeze installation, I configured the two 500GB SATA disks (/dev/sda and /dev/sdb) as a RAID1 (managed with mdadm). The RAID keeps a 500 GB LVM ...
1
vote
1answer
714 views

Update Grub on Squeeze - Kernel downgrade due VMware Server [closed]

I happen to run into various problems regarding grub and kernels. I don't really care about the kernel internas. All I want is VMware server in that dedicated root-server. 1.) What is a bzImage vs. ...
1
vote
1answer
660 views

How do I add a boot parameter to grub2 in Ubuntu 10.10?

I got my Ubuntu server built and working, but I have to manually add a boot parameter ("no-hlt") into grub to start. I'm running maverick so it's grub2..and I can't figure out how to put it in so I ...
0
votes
1answer
806 views

Xen 4.0.1 on Ubuntu 10.10 not booting

I'm trying to get Xen 4.0.1 run as dom0 on a fresh/clean install of 10.10 desktop (x64). Followed the step by step tutorial at http://wiki.xensource.com/xenwiki/Xen4.0 I have the pvops kernel in ...
-1
votes
1answer
276 views

How do I log in to the ubuntu 10.04 server using grub2 from a remote computer/terminal with GUI running

I upgraded my server from ubuntu 8.04 to 10.04. It now uses the grub2 bootloader. In 8.04 from the grub log-in page I could select the option log in to server and thereby connect through SSH directly ...
0
votes
1answer
814 views

grub2 error : out of disk

I recently install ArchBang on a machine with Ubuntu and XP. I ran update-grub from Ubuntu and it found the new install and created an entry. However, when I try to boot it, I get: error: out of disk ...
0
votes
2answers
539 views

Debian update to Grub2 boot problems

I recently installed Debian Lenny on a VM and ran all apt-get updates which also upgraded Grub to version 2. I followed all the instructions (as best as I could) and everything works fine except it ...
1
vote
1answer
1k views

Ubuntu Server Won't Boot to Raid 1 Array

I have a 4 drive RAID array. A small part of each disk is partitioned and used in RAID 1 for /boot. Everything else is RAID 5. When I start the computer GRUB2 shows up and I can use its command line ...
0
votes
1answer
85 views

Detect CPU during boot

I like to be able to detect the cpuinfo from during boot using grub2. Can this be done? What function should I call? Is there a manual that lists all of the function available to the grub2 env?
1
vote
1answer
2k views

Getting Grub2 to recognize a Raid 10 boot/root

I've been trying to get my raid to boot from grub2 for about 2 days now and I don't seem to be getting closer. The problem appears to be that it doesn't recognize my raid at all. It doesn't see (md0) ...