Product data

Chapter 5. Logical partition migrations 91
c. Check whether the disks to be migrated have a unique ID using the lsattr
command:
# lsattr -El hdisk0
PCM PCM/friend/scsiscsd Path Control Module
False
algorithm fail_over Algorithm
True
dist_err_pcnt 0 Distributed Error Percentage
True
dist_tw_width 50 Distributed Error Sample Time
True
hcheck_interval 0 Health Check Interval
True
hcheck_mode nonactive Health Check Mode
True
max_transfer 0x40000 Maximum TRANSFER Size
True
pvid 002631cd31ad04f50000000000000000 Physical volume identifier
False
queue_depth 3 Queue DEPTH
False
reserve_policy single_path Reserve Policy
True
size_in_mb 146800 Size in Megabytes
False
unique_id 22080004B9710BST3146807LC03IBMscsi Unique device identifier
False
#
In the previous output, both the pvid and unique_id values have been
highlighted for clarity. These values will be required at later stages to verify
that the migration is proceeding correctly.