What is mirroring concept?

Submitted by: Muhammad
Check disk size belong to vg , take two same size disk to mirror
# bootinfo -s hdisk2
#lsvg -p rootvg
Add one more disk of same size of already have disk having rootvg.
# extendvg rootvg hdisk2
# lsvg -p rootvg
Now mirror vg with background sync LV. It sync LVs in background with new LVs
# mirrorvg -s rootvg
Create a boot image
# bosboot -ad /dev/hdisk2
#bosboot -ad /dev/hdisk1
Add a blv
record of newly added disk, first check and then add.
# bootlist -m normal -o
#bootlist -m normal hdisk2 hdisk1
Submitted by: Muhammad

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