Hitachi XP P9500 User Manual page 268

3. Creating an HDLM Environment
size=5238528K
mdadm: /dev/sddlmaa1 appears to be part of a raid array:
level=-4 devices=2 ctime=Wed Feb
Continue creating array? y
mdadm: array /dev/md0 started.
8. Create a configuration file.
Execute the following command to add an md device definition to the existing
configuration file
# mdadm --detail --scan | grep -w "/dev/md0" >> /etc/
mdadm.conf
The following example shows the contents of the created configuration file:
The underlined part indicates the lines added in this step.
# cat /etc/mdadm.conf
DEVICE /dev/sdo1 /dev/sdh1
ARRAY /dev/md0 level=multipath num-devices=2
UUID=6b2ec21b:06d0f50b:bbf04d32:1e00b09a auto=yes
ARRAY /dev/md0 level=linear num-devices=1
UUID=426a9f1c:9cfa6310:6aa9a80b:11ea2102
For details about the contents of the configuration file, see the Linux
documentation or use the
9. If the configuration file
unnecessary
Delete the
created in step 8. In the following example, the underlined lines are to be deleted.
# cat /etc/mdadm.conf
DEVICE /dev/sdo1 /dev/sdh1
ARRAY /dev/md0 level=multipath num-devices=2
UUID=6b2ec21b:06d0f50b:bbf04d32:1e00b09a auto=yes
ARRAY /dev/md0 level=linear num-devices=1
UUID=426a9f1c:9cfa6310:6aa9a80b:11ea2102
10. Edit the
/etc/mdadm.conf
configuration file:
DEVICE /dev/sdo1 /dev/sdh1
244
mtime=Wed Feb
/etc/mdadm.conf
command.
man
/etc/mdadm.conf
line in that configuration file.
ARRAY
line that includes the same name as the md device name (
ARRAY
file to add
6 19:17:08 2008
6 19:16:07 2008
:
has been recreated, delete the
to the
auto=yes ARRAY
)
md0
line in the