Exadata Performance Optimization
- 1. The Exadata Story: Tim Fox Chief Technical Architect
- 2. Who is Enkitec? • Oracle-centric Consulting Partner focusing on the Oracle Technology Stack • Exadata Specialized Partner status (one of a handful globally) • Dedicated, In-house Exadata / Big Data / ODA / EMC / Dell • 80+ Successful Exadata Implementations • Additional Practices include • Oracle RAC Implementation • Oracle Golden Gate • Oracle Applications Administration • On-Call Database Administration • APEX / Java / PL*SQL Development 3
- 3. Why is Exadata Different? Exadata does have a Secret Sauce But it’s still just Oracle 4
- 4. What is Exadata? Exadata is and always has been a Storage Technology Same Old Secret Database Servers Really Fast Network Sauce (Infiniband) Here Storage Servers Run a portion of the database software 5
- 5. What are the Exadata Features? Column Projection - Only return the Columns I asked for: select column_2 from table Drastically Reduces the Amount of Data Returned from Storage to the Database Server 6
- 6. What are the Exadata Features? Predicate Filtering - Only return the Rows I asked for: select column_2 from table where… Further Reduces Data Returned to Database Server 7
- 7. What are the Exadata Features? Storage Indexes - Tell me where the data isn’t select cust_state from customers where cust_age > 35 8
- 8. Exadata vs Traditional System Perform Exadata Card Trick Here Ask for a Volunteer 9
- 9. PGA Database Server SGA Standard Database Server Operations Oracle 8K Records Oracle Storage Server Block Storage Server Smart Scan or Offloaded Storage Server Operations 10
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- 11. Exadata Rumors and Truths • Can you Drop all your Indexes? • Does it run Bad Code really well? • Can Exadata run OLTP Workloads? • Can Exadata run Mixed Workloads? • Can Exadata run SAP, PeopleSoft,eBiz? • Is Exadata a good Consolidation Platform? 12
- 12. Conclusion [email protected] www.enkitec.com 13