# lspv

hdisk0          none                None           

hdisk1          00c0be90bec51bf9                    rootvg          active

# chdev -l hdisk0 -a pv=yes

hdisk0 changed

# extendvg rootvg hdisk0

# mirrorvg -S rootvg        -S参数指定后台同步vg

0516-1124 mirrorvg: Quorum requirement turned off, reboot system for this

        to take effect for rootvg.

0516-1126 mirrorvg: rootvg successfully mirrored, user should perform

        bosboot of system to initialize boot records.  Then, user must modify

        bootlist to include:  hdisk0 hdisk1.

# lsvg -l rootvg

rootvg:

LV NAME             TYPE       LPs   PPs   PVs  LV STATE      MOUNT POINT

hd5                 boot       1     2     2    closed/syncd  N/A

hd6                 paging     2     4     2    open/syncd    N/A

hd8                 jfs2log    1     2     2    open/syncd    N/A

hd4                 jfs2       1     2     2    open/syncd    /

hd2                 jfs2       6     12    2    open/syncd    /usr

hd9var              jfs2       1     2     2    open/syncd    /var

hd3                 jfs2       1     2     2    open/syncd    /tmp

hd1                 jfs2       1     2     2    open/syncd    /home

hd10opt             jfs2       1     2     2    open/syncd    /opt

往hdisk0上写boot image

# bosboot -ad /dev/hdisk0

bosboot: Boot image is 30437 512 byte blocks.

查看bootlist

# bootlist -m normal -o           

hdisk1 blv=hd5

修改bootlist

# bootlist -m normal hdisk1 hdisk0

# bootlist -m normal -o

hdisk1 blv=hd5

hdisk0 blv=hd5