HP StorageWorks 1000/1500 Modular Smart Array application note: Migrating from an active/passive single controller to active/active dual controllers in HP-UX environments (400677-002, October 2006)

14
11
Detect the storage units linked to each physical path.
From the server console, enter ioscan -fnC disk
Example display:
F
12
Verify that the device file names are linked to <vg_name>.
From the server console, enter vgdisplay -v /dev/<vg_name>
Example display, using a vgname of /vg06:
F
Step Description (continued) Check
Class I H/W Path Driver S/W State H/W Type Description
disk 5 0/10/0/0.1.0.0.0.0.0
/dev/dsk/c6t0d0
sdisk CLAIMED
/dev/rdsk/c6t0d0
DEVICE HP MSA VOLUME
disk 6 0/10/0/0.1.0.0.0.0.1
/dev/dsk/c6t0d1
sdisk CLAIMED
/dev/rdsk/c6t0d1
DEVICE HP MSA VOLUME
disk 7 0/10/0/0.1.0.0.0.0.2
/dev/dsk/c6t0d2
sdisk CLAIMED
/dev/rdsk/c6t0d2
DEVICE HP MSA VOLUME
disk 184 0/12/0/0.1.0.0.0.0.0
/dev/dsk/c22t0d0
sdisk CLAIMED
/dev/rdsk/c22t0d0
DEVICE HP MSA VOLUME
disk 185 0/12/0/0.4.0.0.0.0.1
/dev/dsk/c22t0d1
sdisk CLAIMED
/dev/rdsk/c22t0d1
DEVICE HP MSA VOLUME
disk 186 0/12/0/0.4.0.0.0.0.2
/dev/dsk/c22t0d2
sdisk CLAIMED
/dev/rdsk/c22t0d2
DEVICE HP MSA VOLUME
Volume groups
VG Name /dev/vg06
Logical volumes
LV Name
LV Status
LV Size (Mbytes)
Current LE
Allocated PE
Used PV
/dev/vg06/lvol1
available/syncd
80000
20000
20000
3
Physical volumes
PV Name
PV Status
Total PE
Free PE
Autoswitch
PV Name
PV Status
Total PE
Free PE
Autoswitch
PV Name
PV Status
Total PE
Free PE
Autoswitch
/dev/dsk/c6t0d0 (linked to primary path)
available
8680
0
on
/dev/dsk/c6t0d1 (linked to primary path)
available
4997
0
on
/dev/dsk/c6t0d2 (linked to primary path)
available
2497
0
on