OISP and ZFS for Database 12c

One big reason to upgrade your database to 12c version if you have ZFS is that with ZFS you will have the benefit of having Oracle Intelligent Storage Protocol. Oracle ZFS have 5 categories that could take care of different kind of database files and deals differently with each one making than work faster using different parameter values behind the scenes.

For more information check Oracle Documentation regarding ZFS and OISP.

Best Regards,
Paulo Portugal