Hp Hitachi Dynamic Link Manager Software Manual do Utilizador descarregar pdf (Página 334)

100

101

3. Creating an HDLM Environment

310

DEVICE /dev/sddlmaa1

After the correction:

DEVICE /dev/sdh1 /dev/sdo1

Specify all SCSI devices that correspond to HDLM devices.

When you edit the

DEVICE line, change only the device names. Do not change the

partition numbers.

11. Execute the following command to deactivate the md device:

# mdadm -Ss /dev/md0

12. Make sure that the md device has been deactivated.

In the following example, the

MULTIPATH function is used for the md device:

# cat /proc/mdstat

Personalities : [linear]

[multipath]

unused devices: <none>

Make sure that md0 : active is not displayed.

Although

[linear] will be displayed until the host is restarted, there are no

operational problems.

13. Activate the md device.

Perform steps 11 to 14 in (1) Migrating to md Devices for which the MULTIPATH

Function Is Not Used.

Note that, in step 13 in (1) Migrating to md Devices for which the MULTIPATH

Function Is Not Used,

[linear] will be displayed until the host is restarted.

However, there are no operational problems.

3.23.10 Canceling the LUKS Settings

This subsection describes how to migrate LUKS from a HDLM device environment

using LUKS to SCSI devices.

To migrate from

/dev/sddlmaa to /dev/sdh:

1. Change the multi-path configuration to a single-path configuration.

2. Check the SCSI device to be migrated from the HDLM device.

Execute the HDLM-configuration definition utility (

dlmcfgmgr) with the -v

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