To mirror an existing root volume:
1. pvcreate -B /dev/rdsk/device (-B creates BDRA area) 2. vgextend /dev/vg00 /dev/dsk/device 3. mkboot /dev/rdsk/device (put boot utilities into boot area) 4. mkboot -a "hpux boot arguements here" /dev/rdsk/device 5. lvextend -m 1 /dev/vg00/lvol1 /dev/dsk/device 6. lvextend -m 1 /dev/vg00/swaplv /dev/dsk//device 7. repeat lvextendin sequence for all root logical volumes 8. lvlnboot -v( to update the boot information with the new disk)
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