主机的errpt报hdisk0错误，
errpt|more
0315-021 Cannot open error message catalog /var/adm/ras/codepoint.cat.
The error report will still run, but it will not have explanatory messages.
IDENTIFIER TIMESTAMP T C RESOURCE_NAME DESCRIPTION
B6267342 1030013713 P H hdisk0 1312
80D3764C 1029234913 U H LVDD E853
E86653C3 1029234913 P H LVDD ECBD
747725D9 1029234913 P H hdisk0 1312
lsvg -l rootvg：
LV NAME TYPE LPs PPs PVs LV STATE MOUNT POINT
hd5 boot 1 2 2 closed/syncd N/A
hd6 paging 1 2 2 open/syncd N/A
paging00 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 8 16 2 open/stale /usr
hd9var jfs2 2 4 2 open/stale /var
hd3 jfs2 10 20 2 open/syncd /tmp
hd1 jfs2 20 40 2 open/syncd /home
hd10opt jfs2 2 4 2 open/syncd /opt
hd11admin jfs2 1 2 2 open/syncd /admin
livedump jfs2 1 2 2 open/syncd /var/adm/ras/livedump
lg_dumplv sysdump 2 2 1 open/syncd N/A
rootvg_aix53 jfs2 80 160 2 open/syncd N/A
rootvg_aix61 jfs2 80 160 2 open/syncd N/A
rootvg_aix71 jfs2 80 160 2 open/syncd N/A
fslv00 jfs2 20 40 2 open/syncd /inst
把sysdump设备指向别的设备后，
unmirrorvg rootvg hdisk0
0516-1246 rmlvcopy: If hd5 is the boot logical volume, please run 'chpv -c
'
as root user to clear the boot record and avoid a potential boot
off an old boot image that may reside on the disk from which this
logical volume is moved/removed.
0516-622 rmlvcopy: Warning, cannot write lv control block data.
0516-622 rmlvcopy: Warning, cannot write lv control block data.
0516-622 rmlvcopy: Warning, cannot write lv control block data.
0516-076 lreducelv: Cannot remove last good copy of stale partition.
Resynchronize the partitions with syncvg and try again.
0516-922 rmlvcopy: Unable to remove logical partition copies from
logical volume hd2.
0516-1135 unmirrorvg: The unmirror of the volume group failed.
The volume group is still partially or fully mirrored.
lsvg -l rootvg
rootvg:
LV NAME TYPE LPs PPs PVs LV STATE MOUNT POINT
hd5 boot 1 1 1 closed/syncd N/A
hd6 paging 1 1 1 open/syncd N/A
paging00 paging 2 2 1 open/syncd N/A
hd8 jfs2log 1 1 1 open/syncd N/A
hd4 jfs2 1 1 1 open/syncd /
hd2 jfs2 8 16 2 open/stale /usr
hd9var jfs2 2 4 2 open/stale /var
hd3 jfs2 10 20 2 open/syncd /tmp
hd1 jfs2 20 40 2 open/syncd /home
hd10opt jfs2 2 2 1 open/syncd /opt
hd11admin jfs2 1 1 1 open/syncd /admin
livedump jfs2 1 1 1 open/syncd /var/adm/ras/livedump
lg_dumplv sysdump 2 2 1 open/syncd N/A
rootvg_aix53 jfs2 80 80 1 open/syncd N/A
rootvg_aix61 jfs2 80 80 1 open/syncd N/A
rootvg_aix71 jfs2 80 80 1 open/syncd N/A
fslv00 jfs2 20 20 1 open/syncd /inst
hd3和hd1通过rmlvcopy可以成功拆镜像，但hd2和hd9var处于stale状态不能拆。
尝试用syncvg -l hd2
0516-934 /etc/syncvg: Unable to synchronize logical volume hd2.
请问现在应该怎样才可以拆镜像然后换硬盘？
谢谢收起