Re: grub won't install on a disk

[Vladimir 'φ-coder/phcoder' Serbinenko]

On 29.05.2012 00:05, R. W. Rodolico wrote:

> Attempting to install grub2 on the second member of a boot RAID-1
> partition. The boot partition is /dev/md0, consisting of /dev/sda1 and
> /dev/sdb1. Contents of /proc/mdstat
> ====================================================
> Personalities : [raid1] [raid6] [raid5] [raid4]
> md1 : active (auto-read-only) raid5 sde[0] sdd[3] sdc[1]
>       3907025920 blocks super 1.2 level 5, 512k chunk, algorithm 2 [3/3]
> [UUU]
> 
> md0 : active raid1 sda1[3] sdb1[2]
>       14931290 blocks super 1.2 [2/2] [UU]
> 
> unused devices: <none>
> ====================================================
> (note, md1 can be safely ignored, has nothing to do with boot process)
> 
> Executing the command grub-install /dev/sdb returns
> ====================================================
> /usr/sbin/grub-probe: error: no such disk.
> Auto-detection of a filesystem of /dev/md0 failed.
> Please report this together with the output of "/usr/sbin/grub-probe
> --device-map=/boot/grub/device.map --target=fs -v /boot/grub" to
> <address@hidden>
> ====================================================

If your GRUB was slightly newer it would have told you how to fix the
problem: grub-install --recheck /dev/sdb . If it was newest the problem
wouldn't have occurred
-- 
Regards
Vladimir 'φ-coder/phcoder' Serbinenko

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