Grub2 is Grub version 2, a multiboot bootloader from the GNU project.

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Grub Autostart with timeout

On Ubuntu 10.4 LTS I want Grub to start the default OS after 5 Seconds. I'd like to see the output of the startup scripts. Currently grub wait forever until I hit return and the output of the startup ...
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Installing existing Ubuntu 11.04 (guest) in VirtualBox on Windows 7 (host)

I have successfully installed existing Ubuntu 10.10 on Windows 7 host as explained in this blog post. Everything worked. I did a clean install of Windows 7 and Ubuntu. Then I tried to follow the same ...
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How to boot Debian Testing when grub_env_export symbol not found?

After a recent run of apt-get dist-upgrade and subsequent reboot, I get just: GRUB loading. Welcome to GRUB! error: symbol not found: 'grub_env_export'. Entering rescue mode... grub rescue> ...
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“Fixing” GRUB2? Machine becomes unresponsive

When I upgrade to Ubuntu 10.04, every so often the computer will become unresponsive: SSH server does not receive connections. When I physically sit down in front of the computer, it's still running ...
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LiveCD Grub Parameters (isolinux)

I have to use pci=nocrs with my hardware to get my USB ports to work. But because I have to use an external USB DVD drive, I have difficulty booting without passing that parameter. I am able to edit ...
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How can I identify which grub setting is used when booting my computer?

I have a computer with several Linux variants installed, each of them using a GRUB or GRUB2 setting. How can I identify which GRUB setting is used when booting my computer?
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Stuck in Grub recovery after Linux Mint install

Every time I try to install Linux Mint XFCE my laptop freezes on removing the live packages, which happens just before the installation of GRUB2. However: I've managed to manually install GRUB2. ...
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2answers
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How to disable GRUB boot menu and boot in default OS

I have Windows 7 and Ubuntu 10.04 installed on my system. I want to configure GRUB so that it automatically boots into the default OS without displaying the boot menu; it should only appear if I ...
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How can I set the menu font in GRUB 2?

I've just been forcibly upgraded to Grub 2, and I'm having trouble because the fonts in the GRUB menu are ugly and small. I have successfully set the screen resolution with GRUB_GFXMODE=1920x1200x32 ...
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3answers
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How to disable the Grub2 menu from displaying

As part of my attempts to protect my computer from physical hacking by my client, see enter link description here, I am struggling with Grub2, specifically with how to prevent it from showing the boot ...
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1answer
588 views

After upgrading to Ubuntu 10.04, I've lost my Windows Vista boot option; GParted showing NO partitions

I have a Dell Inspiron 1525, on which I had previously had a dual-boot Ubuntu 9.10 / Windows Vista set-up (plus some other nonsense that came factor-installed). There are some similar questions to ...
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361 views

Boot parameters

Is there a way to find out with what parameters did the kernel boot? For example if I specify noexec=off at the grub command line? Can I see this sort of info after the system has finished booting?
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Booting ubuntu from grub after reinstall [duplicate]

Possible Duplicate: I can't boot to Ubuntu after installing Windows 7 Hello all, I recently added another partition to my hardrive where ubuntu was installed to and afterwards when I ...
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How can Win XP be added to grub when Windows 7 is installed? [duplicate]

Possible Duplicate: Will Windows 7 pick up XP when grub is installed I installed first Win XP (on the first partition), then Win 7 (second) and finally Ubuntu (third partition). To boot XP ...
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1answer
448 views

What to consider when evaluating Windows MultiPoint Server 2011?

I want to test MultiPoint Server 2011. Currently, I have a parallel Win 7 / Ubuntu 10.04 installation with grub 2 as boot manager. Can these two be used parallely to MultiPoint again using grub ...
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How to add Windows 7 entry to GRUB2

Just completed a new computer build. I installed Win7 on a 2-disk RAID0 fakeraid. I then unplugged those drives and installed linux mint on a separate drive. I did it this way because if I left the ...
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1answer
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How do I recover my Grub 2 installation? The BIOS broke it

I installed Ubuntu 10.10 and Windows 7 on my hard disk and I had one boot loader for both of them, which is Grub2. I had some problems with my bios and hard disk that Led to my issue with Grub. I ...
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1answer
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Grub os-probe showing deleted Windows installation

I recently purchased a Dell Vostro notebook with Ubuntu Netbook edition 10.04 pre-installed. I tried adding a partition and installed Windows XP but it didn't work out due to too many partitions in ...
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How to hide recovery partition from Grub2

I've installed a Linux distribution on a friend's PC. He does not know how to use Linux or even Windows very well, and I'd like for it to be as easy as possible. When I installed GRUB, it detected his ...
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801 views

How do I update grub2 on USB drive?

I have a usb drive with grub2 installed to the MBR. I'd like to add some custom entries to the boot menu but I can't figure out how to run sudo update-grub and have it affect the USB drive and not the ...
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5k views

How to add a Windows 7 partition to grub2's list of available OS?

I'm not sure how it happened, but I lost the "windows 7" entry from my Grub2 screen after updating ubuntu. How can I add it ? I knew how to do it in grub legacy, not in grub 2
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Missing MB on a GPT partioned SSD

I recently installed Arch Linux on an Intel 40GB SSD. I used GPT for partioning (via GNU parted) and created the following partions: /dev/sda1 : 1 MB, no FS, flag=bios_grub /dev/sda2 : 30MB, /boot, ...
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1answer
683 views

Making fdisk see software RAID 0

I am following http://grub.enbug.org/Grub2LiveCdInstallGuide and I am using software RAID 0. I am using Ubuntu 10.10 LiveCD and is trying to restore grub2 after installing Windows 7 in another ...
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How to boot GRUB2 into the simplest Linux shell?

I've got a PC with certainly a hardware problem, the installed Ubuntu doesn't boot, neither does Live CDs. (Although Ubuntu is correctly installed). (the 'normal' boot freezes after some filesystem ...
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dual boot with grub xubuntu / windowsxp, how to change the order from within XP?

I have WindowsXP installed on one partition and i have installed Xubuntu on a second partition. It also installed grub so i can choose with OS to start. The problem is that i am connected to the ...
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Failing to load rootfs: Ubuntu 10 + grub2 + rootfs ext4 w/ RAID1

I am having problems booting a new Ubuntu 10 (server) install. My primary HD (/dev/sda) is laid out as follows: Device Boot Start End Blocks Id System /dev/sda1 * ...
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Grub2 MBR vs. Windows MBR

I have an HP system that came with Vista installed and also a hidden restore partition. I subsequently upgraded to Win7(32 bit) Ultimate, and from there to Win7 Pro. Now the hard drive is failing. ...
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1answer
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Cannot find grldr in all devices

I'm running wubi on XP machine. Started out originally with 8.04, and gradually upgraded to 10.04. Recently, I was creating linux bootable USB drive, and put it in my system to see if it would work. ...
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761 views

My new Intel X25-M G2 and the alignment thingy

I just bought a new SSD for my laptop, which is going to be a server running ArchLinux with grub2, GPT and btrfs. My layout should look like this: (grub-partition?) /boot ext2 75MB / btrfs ...
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789 views

Grub2 Function parameters

Grub2 allows for powerful scripting capabilities. if, while, function, etc all mean the language is pretty powerful (Turing complete?). However, I cannot figure out how to pass parameters in grub2. ...
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532 views

String manipulation in Grub2

One of the new features of Grub2 is scriptability. At my work we're using it to great affect. However, I recent stumbled on a terrible short coming. There isn't any string manipulation or ...