破除镜像 执行如下命令: # unmirrorvg rootvg hdisk1 你将看到如下信息: 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. 0516-1132 unmirrorvg: Quorum requirement turned on, reboot system for this to take effect for rootvg. 0516-1144 unmirrorvg: rootvg successfully unmirrored, user should perform bosboot of system to reinitialize boot records. Then, user must modify bootlist to just include: hdisk0.