[CentOS] mdadm on reboot
Theo Band [GreenPeak]
theo.band at greenpeak.com
Mon Jun 16 06:20:14 UTC 2008
drew einhorn wrote:
> I'm in the process of trying mdadm for the first time
> I've been trying stuff out of tutorials, etc.
> At this point I know how to create stripes, and mirrors.
> My stripe is automatically restarting on reboot,
> but the degraded mirror isn't.
Did you create /etc/mdadm.conf ?
echo "DEVICE /dev/sd*" > /etc/mdadm.conf
mdadm --brief --examine /dev/sd* >> /etc/mdadm.conf
Check the raid with
It tells you which devices are part of the array.
Finally put the raid flag on the partitions. I'm not sure whether it's
really needed, I just do it:
set 1 raid
set 2 raid
1 0.031 101.975 primary ext3 boot, raid
2 101.975 194474.355 primary raid
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