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OCA Oracle Solaris 11 System Administration Exam Guide (Exam 1Z0-821) by Michael Ernest

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Using ZFS Snapshots and Clones

You learned to use the beadm utility in Chapter 3, which you now know uses the clone feature of ZFS to drive its work. That’s just one example of the many ways Solaris 11 has integrated its innovative technologies to form a more versatile system. The beadm utility itself isn’t even a binary executable; it’s a script, written in the Python programming language. Somewhere in its makeup, it simply delegates the work of making clones to ZFS itself.

This won’t help you understand what the zfs snapshot and clone subcommands do, but that’s okay. There isn’t a whole lot to see from the zfs command line either. For the exam, you need a clear conceptual grasp of snapshots and clones, and you need to know how to list, make, ...

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