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)

Migrating from an active/passive single controller to active/active dual controllers in HP-UX environments 9
8
Verify that all volume groups remain linked to the storage units.
From the server console, enter vgdisplay -v /dev/<vg_name>
Example display, using a vgname of /vg06:
F
9
Install the additional MSA array controller.
• Before installing the additional array controller, ensure that both controllers have
the same cache size installed (256MB or greater).
• Install the array controller using instructions shipped with the controller.
• After installing the additional array controller:
• Allow the auto-cloning process to compare the firmware on the two controllers
and clone the firmware from the previously-updated controller to the
just-installed controller.
• Wait for the cloning process to complete, the just-installed controller to
automatically restart, and
MSA STARTUP COMPLETE to display on the controller
LCD panel.
F
Step Description (continued) Check
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
available
8680
0
on
/dev/dsk/c6t0d1
available
4997
0
on
/dev/dsk/c6t0d2
available
2497
0
on