1. 1 Oracle Enterprise Manager Slides from Dominic Gélinas CIS 764 2004

2. 11/19/2015 http://www.cis.ksu.edu/~dominic 2 Overview What is Oracle Enterprise Manager? Main Features Optimization Features Strengths Weaknesses Conclusion References

3. 11/19/2015 http://www.cis.ksu.edu/~dominic 3 Monitoring Tool  Monitors CPU, Memory, Disk usage  Sends e-mail notifications & alerts for critical conditions Analysis Tool  Analyzes configurations, SQL statements, and applications  Gives suggestions for improving performance Administration Tool  Job scheduling  Account management Oracle Enterprise Manager

4. 11/19/2015 http://www.cis.ksu.edu/~dominic 4 Oracle Enterprise Manager

5. 11/19/2015 http://www.cis.ksu.edu/~dominic 5 What is Oracle Enterprise Manager?

6. 11/19/2015 http://www.cis.ksu.edu/~dominic 6 Main Features Database Management  Analyze problem SQL statements  Monitor DB health Application Server Management  Monitor AS components & status  Monitor real-time performance Host Management  Analyze process CPU and memory usage Grid Management

7. 11/19/2015 http://www.cis.ksu.edu/~dominic 7 Optimization Features Gather Statistics  Usage statistics for the SQL optimizer Reorganize Objects  Reorganizes indices and tables to improve performance SQL Tuning  Identifies problematic SQL statements and provides suggestions for fixing them.

8. 11/19/2015 http://www.cis.ksu.edu/~dominic 8 Gather Statistics Step 1 – Introduction Step 2 – Collect, Estimate, or Delete Statistics Step 3 – Object Selection Step 4 – Schedule Job Step 5 – Review

9. 11/19/2015 http://www.cis.ksu.edu/~dominic 9 Gather Statistics – Step 1

10. 11/19/2015 http://www.cis.ksu.edu/~dominic 10 Gather Statistics – Step 2

11. 11/19/2015 http://www.cis.ksu.edu/~dominic 11 Gather Statistics – Step 3

12. 11/19/2015 http://www.cis.ksu.edu/~dominic 12 Gather Statistics – Step 4

13. 11/19/2015 http://www.cis.ksu.edu/~dominic 13 Gather Statistics – Step 5

14. 11/19/2015 http://www.cis.ksu.edu/~dominic 14 Reorganize Objects Step 1 – Select Object Type Step 2 – Select Objects Step 3 – Reorganization Options Step 4 – Impact Report Step 5 – Schedule Job Step 6 – Review

15. 11/19/2015 http://www.cis.ksu.edu/~dominic 15 Reorganize Objects – Step 1

16. 11/19/2015 http://www.cis.ksu.edu/~dominic 16 Reorganize Objects – Step 2

17. 11/19/2015 http://www.cis.ksu.edu/~dominic 17 Reorganize Objects – Step 3

18. 11/19/2015 http://www.cis.ksu.edu/~dominic 18 Reorganize Objects – Step 4

19. 11/19/2015 http://www.cis.ksu.edu/~dominic 19 Reorganize Objects – Step 5

20. 11/19/2015 http://www.cis.ksu.edu/~dominic 20 SQL Tuning Step 1 – Top SQL, Select SQL to Analyze Step 2 – Schedule Job Step 3 – View Results Step 4 – Recommendations

21. 11/19/2015 http://www.cis.ksu.edu/~dominic 21 SQL Tuning – Step 1

22. 11/19/2015 http://www.cis.ksu.edu/~dominic 22 SQL Tuning – Step 2

23. 11/19/2015 http://www.cis.ksu.edu/~dominic 23 SQL Tuning – Step 3

24. 11/19/2015 http://www.cis.ksu.edu/~dominic 24 SQL Tuning – Step 4

25. 11/19/2015 http://www.cis.ksu.edu/~dominic 25 Strengths Nice Wizards Graphs Recommendations & Advice Excellent Online Help Web Based Interface – Accessible Anywhere Comprehensive Set of Tools Grid Management

26. 11/19/2015 http://www.cis.ksu.edu/~dominic 26 Weaknesses Runs from the Oracle Application Server AS is CPU & Memory Hog  AMD Athlon XP 2200+, 512 MB  Java processes seem to be the cause Poor User Interface Organization  Difficult to find specific tools  Difficult to view things like schemas, tables, objects, etc…

27. 11/19/2015 http://www.cis.ksu.edu/~dominic 27 Conclusion Good Tool for Experienced Users  Lots of features  Everything under one roof  Steep learning curve Oracle Enterprise Manager is not a tool for application developers, it is a tool for DBAs  Focus is on tuning & maintaining database  Can be helpful to find & fix performance issues in deployed applications Practically Requires Dedicated Server

28. 11/19/2015 http://www.cis.ksu.edu/~dominic 28 References http://www.oracle.com/technology/documentation/oem.html  Oracle Enterprise Manager Metric Reference Manual (696 pages)  Oracle Enterprise Manager Concepts (108 pages)  Oracle Enterprise Manager Advanced Configuration (206 pages)  Oracle Enterprise Manager Grid Control Installation and Basic Configuration (66 pages)  Oracle Enterprise Manager Managing Oracle Collaboration Suite (78 pages) Oracle Enterprise Manager Online Help Pat Keegan, DBA at General Dynamics C4 Systems PowerPoint, Paper, and Screenshots posted at http://www.cis.ksu.edu/~dominic/764/presentation http://www.cis.ksu.edu/~dominic/764/presentation