Grub (GRand Unified Bootloader) is a bootloader package.

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grub2 does not find /boot on RAID1 md0 device

I have RAID1 md0 for /boot consisting of 4 partitions (sda2, sdb2, sdc2, sdd2). I'm using GPT on 2TB HDDs, so first partitions on each disk (sda1, ...) are 1-megabyte bios_grub partitions. I also ...
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update grub2 without hardware access (e.g. in a chroot)?

I'm writing a script that takes a master KVM image, converts it to VDI, makes a few changes to it, and offers it up for download. I need to update the kernel boot parameters for some of the newly ...
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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 ...
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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 ...
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How to add systemd.setenv in GRUB2

I would like to add systemd.setenv=NSS_HASH_ALG_SUPPORT=+MD5 parameter in grub2 for centos7? I don't know which files I've to modify, and which lines I've to insert this parameter. Thaks for your ...
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928 views

Grub rescue, will not boot from mdadm RAID, no such disk or device — mduuid wrong?

I am running a 14 disk RAID 6 on mdadm behind 2 LSI SAS2008's in JBOD mode (no HW raid) on Debian 7 in BIOS legacy mode. Grub2 is dropping to a rescue shell complaining that "no such device" exists ...