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RAC One Node – The Always On Single Instance Database.

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Presentation on theme: "RAC One Node – The Always On Single Instance Database."— Presentation transcript:

1 RAC One Node – The Always On Single Instance Database

2 © 2009 Oracle Corporation – Proprietary and Confidential 2 RAC One Node The Always On Single Instance Database Always On Single Instance Database Online replacement of servers and storage Online patching and upgrades of operating system and infrastructure software Online database patching Automated cluster failover Better consolidation Extreme consolidation of servers & storage Load balancing to protect service levels Enhanced virtualization Extends and improves database availability and flexibility when running in a virtual server New in 11.2

3 © 2009 Oracle Corporation – Proprietary and Confidential 3 Oracle Grid Infrastructure Cluster and Storage Management Oracle Database 11g Enterprise Editon Database Oracle Real Application Clusters One Node High Availability Database Essentials RAC One Node Database Option primarily targets the failover market Option to Oracle Database 11g Release 2 Enterprise Edition $10,000 per processor Eligible for list-to-list upgrade credit when upgrading to full RAC All nodes on which RAC One Node is installed must be licensed for RAC One Node Exception: One spare node for cold failover/Online Database Relocation need not be licensed under the 10-day use rule Example: In a two-node cluster, customers can license RAC One Node on ONE node; 10-day rule applies for spare node RAC One Node capabilities also bundled with RAC

4 © 2009 Oracle Corporation – Proprietary and Confidential 4 RAC One Node deployment DB1DB2 Common Shared Storage Single Cluster DB4DB5DB3 Server AServer BServer C Key Attributes: Instance Caging Single Cluster Shared storage

5 © 2009 Oracle Corporation – Proprietary and Confidential 5 RAC One Node deployment Instance Caging Common Shared Storage Single Cluster DB4DB5DB3 Server BServer C DB1DB2 Server A Key Attributes: Instance Caging Single Cluster Shared storage DB1 DB2 5 core limit3 core limit

6 © 2009 Oracle Corporation – Proprietary and Confidential 6 Online Database Relocation DB1DB2 Common Shared Storage Single Cluster DB4DB5DB3 Client Connections Server AServer BServer C

7 © 2009 Oracle Corporation – Proprietary and Confidential 7 Online Database Relocation DB1DB2 Common Shared Storage Single Cluster DB2DB4DB5DB3 Client Connections Server AServer CServer B

8 © 2009 Oracle Corporation – Proprietary and Confidential 8 Online Database Relocation DB1DB2 Common Shared Storage Single Cluster DB2DB4DB5DB3 Client Connections Server AServer BServer C

9 © 2009 Oracle Corporation – Proprietary and Confidential 9 Online Database Relocation DB1DB2 Common Shared Storage Single Cluster DB2DB4DB5DB3 Client Connections Server AServer BServer C

10 © 2009 Oracle Corporation – Proprietary and Confidential 10 Online Database Relocation DB1 Common Shared Storage Single Cluster DB2DB4DB5DB3 Client Connections Server AServer BServer C

11 © 2009 Oracle Corporation – Proprietary and Confidential 11 Online Rolling Patches DB1 Common Shared Storage Single Cluster DB2DB4DB5DB3 Client Connections Server AServer BServer C Database Binaries

12 © 2009 Oracle Corporation – Proprietary and Confidential 12 Online Rolling Patches DB1 Common Shared Storage Single Cluster DB2DB4DB5DB3 Client Connections Server AServer BServer C Database Binaries Patch

13 © 2009 Oracle Corporation – Proprietary and Confidential 13 Online Rolling Patches DB1 Common Shared Storage Single Cluster DB2DB4DB5DB3 Client Connections Server AServer BServer C Patched Database Binaries

14 © 2009 Oracle Corporation – Proprietary and Confidential 14 Online Rolling Patches DB1DB2 Common Shared Storage Single Cluster DB2DB4DB5DB3 Client Connections Server AServer BServer C Patched Database Binaries

15 © 2009 Oracle Corporation – Proprietary and Confidential 15 Online Rolling Patches DB1DB2 Common Shared Storage Single Cluster DB2DB4DB5DB3 Client Connections Server AServer BServer C Patched Database Binaries

16 © 2009 Oracle Corporation – Proprietary and Confidential 16 Online Rolling Patches DB1DB2 Common Shared Storage Single Cluster DB2DB4DB5DB3 Client Connections Server AServer BServer C Patched Database Binaries

17 © 2009 Oracle Corporation – Proprietary and Confidential 17 Online Rolling Patches DB1DB2 Common Shared Storage Single Cluster DB4DB5DB3 Client Connections Server AServer BServer C Patched Database Binaries

18 © 2009 Oracle Corporation – Proprietary and Confidential 18 Cluster Failover DB1DB2 Server A Common Shared Storage Single Cluster DB3DB4 Server BServer C

19 © 2009 Oracle Corporation – Proprietary and Confidential 19 Cluster Failover DB1DB2 Server A Common Shared Storage Single Cluster DB3DB4 Server BServer C

20 © 2009 Oracle Corporation – Proprietary and Confidential 20 Cluster Failover DB1DB2 Server A Common Shared Storage Single Cluster DB4 Server BServer C DB3 Key Capabilities: Database failover Fast storage failover

21 © 2009 Oracle Corporation – Proprietary and Confidential 21 Create RAC One Node Database with DBCA

22 © 2009 Oracle Corporation – Proprietary and Confidential 22 RAC One Node Demo… RACOne Server dadzaa07 Common Shared Storage Single Cluster Server dadzaa08 Workload

23 © 2009 Oracle Corporation – Proprietary and Confidential 23 Demo

24 © 2009 Oracle Corporation – Proprietary and Confidential 24 Summary – RAC One Node The Always On Single Instance Database Always On Single Instance Database Online replacement of servers and storage Online patching and upgrades of operating system and infrastructure software Online database patching Automated cluster failover Better consolidation Extreme consolidation of servers & storage Load balancing to protect service levels Enhanced virtualization Extends and improves database availability and flexibility when running in a virtual server New in 11.2

25 © 2009 Oracle Corporation – Proprietary and Confidential 25


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