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h2. Using ZFS Root in OpenSolaris Developer Preview to Protect Yourself During Upgrades
_May, 2008_

This tech tip describes how to boot from the clone of a ZFS snapshot and use snapshots to ensure your system remains bootable even when an upgrade goes wrong.

[Read Full Tech Tip|http://www.sun.com/bigadmin/content/submitted/zfs_root_clone.jsp]

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