Notes: 1. When it is assured that the system is function- ing correctly after undergoing major changes (e.g. software installation, hardware modifica- tion), the backup operating system should be updated (by deleting the backup operating sys- tem array, migrating the primary operating sys- tem array as RAID1N and splitting the primary array). This assures that the backup operating system is always
2.If there is more space available, you may build more backup operating systems at different times, each identified by a date. Whenever nec- essary, select the required operating system (you want to use to turn on the system) and cancel the hidden status.
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