0
votes
1answer
28 views

Did grub updating bring my server down?

I have an Ubuntu 12.04 server. Last night I installed a few updates using apt-get dist-upgrade, including grub, and rebooted. After rebooting, I couldn't boot into Ubuntu. I just get a big flashing ...
0
votes
3answers
97 views

SOLVED: Ubuntu Grub fails with: unknown command recordfail

I installed some patches on a Ubuntu 10.04 Server (LTS) system today. After rebooting the newly patched server the boot process is now hosed with an unknown command 'recordfail' message. If I hit a ...
1
vote
1answer
202 views

How to configure GRUB loader after apt-get upgrade on Ubuntu 12.04

I have a box with Ubuntu 12.04, and just did a apt-get upgrade. I'm presented with a dialogue to update my GRUB bootloader, but with the following message: The GRUB boot loader was previously ...
0
votes
1answer
208 views

Why is my machine not showing anything when booting?

I'm using Ubuntu Server 11.10 x86, and after I make my normal selection (Ubuntu, with Linux 3.0.0-12-generic-pae) from the GRUB menu, the screen just goes blank - there's not even a cursor showing up. ...
0
votes
0answers
82 views

Why do my Ubuntu storage cluster servers gets randomly stuck at grub prompt?

I have a number of Ubuntu 12.04 LTS servers that are part of a ceph storage cluster. The OS is on a specially prepared USB memory stick. The problem I'm having is that they very often get stuck ...
1
vote
2answers
245 views

How to update-grub on a system running overlayroot?

We ship boxes configured with overlayroot, using the following overlayroot.conf: overlayroot=device:dev=/dev/sda6,timeout=20,recurse=0 Which produces the following mount configuration: $ mount ...
0
votes
1answer
299 views

Ubuntu 12.04 - Grub1 won't load new kernel

For some reason I can't get grub to load the new kernel. I tried removing the old kernels with aptitude and running update-grub but it still loads the old kernel - even though I've removed it! I ...
1
vote
2answers
303 views

fix kernel on Xen Server hypervisor vps

I have a cloud server hosted at Rackspace, and they use Xen Server hypervisor. I was running Ubuntu 12.04, and really messed up by attempting to do a release upgrade manually. The hypervisor ...
0
votes
2answers
523 views

Strange Ubuntu boot up warning

I have a VM (Xen based), I can boot up the machine but there are some warning during the boot up. Are they normal? If not, how to solved? md: Scanned 0 and added 0 devices. ...
0
votes
1answer
294 views

Ubuntu / GRUB reboot loop

I had to shutdown a server due to a power outage... The machine's been working just fine, an Ubuntu 12.04 box. Now when I boot back up, I get the GRUB 1.99 boot menu with several options, all of which ...
0
votes
1answer
1k views

grub does not use settings from /etc/default/grub

I setup a new ubuntu quantal system and edited /etc/default/grub as follows: # If you change this file, run update-grub afterwards to update # /boot/grub/grub.cfg. GRUB_DEFAULT=0 GRUB_TIMEOUT=5 ...
0
votes
1answer
571 views

How do I get rid of my duplicate GRUB entries? (Ubuntu 12.10, RAID1)

I have a Dell R300 machine running Ubuntu 12.10: $ lsb_release -a No LSB modules are available. Distributor ID: Ubuntu Description: Ubuntu 12.10 Release: 12.10 Codename: quantal $ uname -a ...
0
votes
0answers
263 views

How to troubleshoot EC2 fails to reboot?

I really don't understand EC2, or whether it actually uses GRUB to boot my Ubuntu server, but trying to boot my instance gives the following log output: Fri Oct 26 17:05:57 UTC 2012: shutting down ...
1
vote
1answer
1k views

Rackspace Ubuntu 12.04 server stuck in initramfs after kernel upgrade

Can't boot after I did a aptitude full-upgrade and let it update menu.lst (did a diff first and it looked good). This is what I've done so far in the BusyBox shell: mkdir /tmp/xvda1 mount /dev/xvda1 ...
2
votes
1answer
2k views

Grub2 reports physical volume pv0 not found when probing/installing

I upgraded a Ubuntu Maverick to Precise server but I get the following error while updating grub: error: physical volume pv0 not found. Now, for my system I have /dev/sda through /dev/sde ...
10
votes
1answer
1k views

Anyway to get GRUB failsafe to timeout?

I've got a bunch of headless servers installed in random (remote) locations all running Ubuntu 11.04. Sometimes the boxes go down and never come back up, eventually someone goes out to check on them ...
0
votes
2answers
627 views

Linux kernel upgrade broke : How do I remove the kernel that broke it all?

I just upgraded an Ubuntu 10.04 (Server Edition) to '2.6.32-36'. However, after doing that upgrade the server would not longer start and GRUB tells me that it is unable to read the header. I rebooted ...
3
votes
1answer
799 views

Why does 'aptitude safe-upgrade' cause Ubuntu's boot to hang on “Waiting for root file system”?

I launched an Ubuntu EBS instance on Amazon EC2 using the Ubuntu's very own latest AMI for 10.04 Lucid, ami-ad36fbc4` After getting the instance up, I ran the command sudo aptitude safe-upgrade ...
1
vote
0answers
1k views

XenServer 6.0 upgrade pygrub error

Just upgraded our XenServer testmachine from 5.6 to 6.0, one of the vms' (ubuntu-server 10.04 LTS) will no longer boot. Error in XenCenter; 9/11/2011 3:48:23 PM Error: Starting VM 'TestDom-Ubuntu' - ...
2
votes
1answer
1k views

Unattended grub-pc update

I would like to know how to update grub-pc on a ubuntu 10.04 derivative distro without the configure grub-pc ncurses based dialog. I have tried examining debconf-get-selections before and after as ...
4
votes
1answer
275 views

Grub 1.99 default?

I have been running into an issue. I have my grub set to run the only OS on power on, and the BIOS to automatically restart the machine if it dies. The issue is that if the machine dies (from say a ...
1
vote
1answer
196 views

Ubuntu 10.10 unattended grub2 downgrade

I've got to install a few machines with grub legacy on them due to issues with symantec ghost (ghost is a requirement that can't be dropped). i've got a script that prepares machines, but there's a ...
0
votes
1answer
442 views

“signal out of range” when starting grub after Natty server installation

I get “signal out of range” displayed on screen after boot up from fresh Ubuntu installation, if flashes grup in corner for half a sec then it goes to “No Input Signal”, anyone got a clue how to get ...
1
vote
1answer
546 views

grub rescue prompt

Had win7 and ubuntu installed on laptop and inadvertently selected the recovery option in boot menu - exited and now all I get is error: no such partition grub rescue> set returns: ...
0
votes
2answers
351 views

Grub to boot USB HDD

My machine is using Ubuntu 8.04 (=> legacy grub). It is backed up regularly and I would like to check I am able to restore the backup. This backup includes everything on the system, including /boot ...
1
vote
1answer
277 views

I deleted files from my Linux box's /boot directory and now it won't boot

I did that to save space. Now I see GRUB loading, please wait ... ERROR 15 on boot. /boot still has files corresponding to 2.6.32-27 version of Linux. But I deleted all others that did not have ...
3
votes
3answers
2k views

how to force grub to boot (no human input) regardless previous booting failure

When previous boot was failed. (because of power failure, hardware failure) booting will hang at the grub menu for human prompt. Can you set option to force boot up no matter what happened?
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 ...
1
vote
1answer
171 views

How to reboot Ubuntu to log into boot GRUB screen?

When I currently reboot, I just get the option of the user I want to log in as. It has me and "other" which asks me for the user name. The only user name I can think of is root, but I don't know its ...
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 ...
0
votes
1answer
348 views

Blank screen after grub menu

I just rebooted an Ubuntu Server 10.04. After choosing boot options in the grub menu, though, it just displays a black screen with the blinking white underscore in the upper-left corner. The machine ...
0
votes
1answer
490 views

How to change grub defaults?

I've got Ubuntu 10.04 and Grub 0.97, I've created /etc/default/grub (according to example in menu.lst): defoptions= howmany=all But every-time when update-grub is executed quite splash is appended ...
0
votes
3answers
715 views

Installing grub2 on ubuntu with software raid mirroring

Can someone help me out on this? I accidentally installed grub on usb flash drive during ubuntu server installation. Now I cant boot system without drive attached to server. I want to install grub on ...
0
votes
1answer
273 views

How to get rid of grub error on aptitude safe-upgrade

This is a new ubuntu 10.04 root server at the hoster. I did the initial sudo aptitude update && sudo aptitude safe-upgrade Now I am confronted with this message each time I run sudo ...
1
vote
0answers
550 views

How to modify Ubuntu 10.04.1 Grub entry for supporting KGDB kernel image

I am trying to update target m/c grub.cfg file for KGDB setup but while booting the m/c it got hung completely and not asking/waiting for remote gdb connection. Following is the entry which I added:- ...
0
votes
1answer
217 views

Grub Error 18 - Solid State Drive

I recently used Raw Copy to make an image of my 300gb Raptor Hd to a OCZ Vertex SSD 60GB. And When I pluged in the SSD to boot I get a Grub Error 18. I have tried to changed in the BIOS setting to ...
2
votes
2answers
349 views

how to restore grub

During copying files via lan my Ubuntu Server 10.04 hung up and I had to reset the computer. After reboot, I got: Grub error 17, so I tried the rescue alternate CD, but I got a info, that no ...
0
votes
1answer
142 views

Rolling back Server edition from GRUB List (Ubuntu)

I seems i did some mistake, and installed Ubuntu server on my home based ubuntu box. and the problem is that GRUB places the server edition as a priority boot in the menu, especially when I upgrade ...
4
votes
2answers
3k views

How do I redirect the kernel console output on Ubuntu 10.04

When I reboot my Ubuntu 10.04 nodes, I'd like to be able to see the kernel boot messages when connecting to the IPMI interfaces using Serial Over LAN mode (ttyS0). What do I need to do to be able to ...
0
votes
2answers
1k views

Cannot restore grub for Ubuntu 9.10

I have a hard drive with some partition for windows (NTFS) and 1 partition for linux and 1 partition for linux swap. Recently, I tried Norton Partition Magic Pro 8.05 (comes with Hiren Boot CD). It ...
1
vote
2answers
87 views

New entries on the GRUB

I updated my Ubuntu, and after that there were two new lines on my GRUB screen. Ubuntu 9.04, kernel 2.6.28-16-generic Ubuntu 9.04, kernel 2.6.28-16-generic (recovery mode) Ubuntu 9.04, kernel ...
1
vote
2answers
343 views

Grub hangs after x-2 seconds

We have a kiosk like terminal, with a customized Ubuntu installation (customized only in that way, that only a few packages are installed, and the installation process is unattended). The thing is, on ...
2
votes
5answers
804 views

Help fixing GRUB for linux/winxp dual boot scenario

a long story here, but basically I had windows xp on sda1 aka (hd0,0) and ubuntu on sdb5 aka (hd1,4) and they were booting fine. Something messed up with ubuntu, I reinstalled, and tried to fix grub.. ...
1
vote
3answers
2k views

Grub Error 2 in Ubuntu Jaunty Server

Ran into a problem on a fresh Jaunty server install on a NAS box with 2 SATA cards controlling 6 total disks. The install runs fine, but once it completes and asks for reboot, I get Grub Error 2 on ...
10
votes
2answers
9k views

Damaged /vmlinuz and /initrd.img symbolic links after Kernel uninstall

OS: Ubuntu 8.04 LTS Server Edition We just rolled back an kernel update using the following command: sudo apt-get remove linux-image-2.6.24-24-server The uninstallation was successful, but it had ...