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Oracle Exadata Expert’s Handbook by Tariq Farooq

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12. ZFS Storage Appliance for Exadata

Storage requirements are exploding across the Oracle industry, often beyond DBA control. We are constantly asked to maximize existing resources and do more with less, and the reality is that data volumes are increasing exponentially. What kind of options do we have to maximize our storage on the Exadata? Whether you have adopted normal redundancy or high redundancy for your High Capacity or High Performance SAS disks, you will want to squeeze every megabyte out of the Exadata Storage Server.

How can we do that? The best answer is the ZFS Storage Appliance (ZFSSA). This chapter demonstrates how you can couple the ZFS Storage Appliance with the Exadata to fully maximize space utilization by tiering storage ...

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