Am 03.10.2012 14:41, schrieb Simon Perry: > Hi, > > I've just been re-installing a box, and saw that the wiki says regarding > using the mdadm_udev hook: > >> "This is the preferred method of mdadm assembly (rather than using the >> above mdadm hook). " > > I've tried to use the mdadm_udev hook, but the devices get named: > >> normal md0 (/boot) is md127 >> normal md1 (encrypted, then lvm with swap and / on it ) is md126 > > I found this out with "cat /proc/partitions" once my box failed to boot > and dropped to the initramfs shell. > > Seems pretty random, the first actual device isn't even the lowest > number.
You need to create a file /etc/mdadm.conf. mdadm --examine --scan will generate the right lines for you. This file will be added to the initramfs and your names will be fine again.
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