这个是不是AIX 6.1的BUG?做Unmirror出现错误？

qqvsmsn

mirrorvg包含有hdisk145,hdisk146 2块盘，然会进行MIRROR
extendvg mirrorvg hdisk147 hdisk148
0516-1254 extendvg: Changing the PVID in the ODM.
0516-1254 extendvg: Changing the PVID in the ODM.
root@icbcaix :/>mirrorvg mirrorvg hdisk147 hdisk148
0516-1804 chvg: The quorum change takes effect immediately.
成功
root@icbcaix :/>lsvg -o |lsvg -il
mirrorvg:
LV NAME             TYPE       LPs     PPs     PVs  LV STATE      MOUNT POINT
mirrorlv            jfs2       100     200     4    open/syncd    /mirror
loglv01             jfs2log    1       2       2    open/syncd    N/A

解映射
unmirrorvg mirrorvg hdisk145 hdisk146
踢老盘
root@icbcaix :/>reducevg mirrorvg hdisk145 hdisk146
0516-016 ldeletepv: Cannot delete physical volume with allocated
        partitions. Use either migratepv to move the partitions or
        reducevg with the -d option to delete the partitions.
0516-884 reducevg: Unable to remove physical volume hdisk145.
>reducevg -d mirrorvg hdisk145 hdisk146
0516-914 rmlv: Warning, all data belonging to logical volume
        mirrorlv on physical volume hdisk145 will be destroyed.
rmlv: Do you wish to continue? y(es) n(o)? y
0516-1008 rmlv: Logical volume mirrorlv must be closed.  If the logical
        volume contains a filesystem, the umount command will close
        the LV device.
y0516-884 reducevg: Unable to remove physical volume hdisk145.
0516-914 rmlv: Warning, all data belonging to logical volume
        mirrorlv on physical volume hdisk146 will be destroyed.
rmlv: Do you wish to continue? y(es) n(o)? y

一直都不成功。

mike79

用rmlvcopy