If you're planning to install fixes or filesets on your Virtual I/O (VIO) server, you can create a backup copy of the root volume group first using the VIO server command alt_root_vg. If your update of the VIO server fails for some reason, having the rootvg on an alternate disk provides a quick backout plan. If you need to, you can change the bootlist to use the backup disk and then reboot. If you have two VIO servers in your configuration, you should be able to reboot one or the ...

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