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Oracle Continuous Availability – Technical Overview. November 2013. Agenda. Solution overview and architecture Solution components and configuration EMC VPLEX Metro EMC RecoverPoint Oracle database Brocade network EMC storage Testing and validation Summary and conclusion.
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Oracle Continuous Availability – Technical Overview November 2013
Agenda • Solution overview and architecture • Solution components and configuration • EMC VPLEX Metro • EMC RecoverPoint • Oracle database • Brocade network • EMC storage • Testing and validation • Summary and conclusion
Mission-Critical Business Continuity and Disaster Recovery for Oracle • High Availability: Active/active data centers with zero RPOs and RTOs • Disaster Recovery: Cost-effective DR for active/active data centers with point-in-time data recovery at a third, remote site • VPLEX • 24/7 application availability • Simplified high availability management • Automatic failure handling & load balancing • Zero downtime maintenance • Simplified deployment of Oracle RAC on Extended Distance Clusters • Protection for multiple databases or application files as a unit with consistency groups • Increased infrastructure utilization • VPLEX with RecoverPoint • Maximizes available points in time (PITs) for disaster recovery • Integrated RecoverPoint splitter • Continuous data protection (CDP) • Continuous remote replication (CRR) • Continuous local and remote replication (CLR) • On-demand protection and recovery to any point in time
Mission-Critical Business Continuityand Disaster Recovery – The Journey • Journey to High Availability with Disaster Recovery • Oracle RAC • Oracle Extended RAC enabled by VPLEX Metro • VPLEX Metro with RecoverPoint continuous remote replication
Solution Components • Combination of EMC, Oracle, and Brocade technologies deliver: • Mission-critical business continuity for Oracle • Continuous remote replication (CRR) for Oracle • Solution components include: • EMC VPLEX Metro • EMC VPLEX Witness • EMC RecoverPoint • EMC Symmetrix VMAX and EMC VNX • EMC PowerPath • Oracle RAC on Extended Distance Clusters • Brocade MLXe core routers • Brocade VDX 6720 in VCS mode • Brocade DCX 8510 Backbones • Brocade 5100 switches
VPLEX Metro Configuration • VPLEX logical structures • Consistency group • Virtual volume • Distributed device • Device • Extent • Storage volume
Logical Relationship Between VPLEX and RecoverPoint Components
RecoverPoint Configuration ReplicationVPLEX to VMAX 10K
Oracle Database Architecture • Oracle components • Oracle Database 11g Release 2 Enterprise Edition • Oracle ASM • Oracle Clusterware • Oracle Extended RAC over VPLEX • Simplified management • Hosts connect only to their local VPLEX cluster • Hosts send I/O only once to the local cluster – dual writes not required • No need to deploy Oracle voting disk and Clusterware on a third site • Eliminates costly host CPU cycles consumed by host-based mirroring • Protects multiple databases and/or applications as a unit
RecoverPoint Replication – Overview Tests • Create a bookmark (named snapshot). • Recover database at Site C to bookmarked point in time. • Verify integrity of recovered database. • Fail over production from Site A to Site C. • Update database on Site C (now the production site). • Recover database at Site A to bookmarked point in time. • Verify integrity of recovered database.
RecoverPoint Replication – Pre-Test Status • Site A – Production • VPLEX splitter • Site C – Remote replica • VMAX splitter • CRR Site A to Site C
RecoverPoint Replication – Replica Image Access 2 1 3 • Recover replica image • Create bookmark • Enable image access • Select image • Access enabled for image ‘5000’ 4
RecoverPoint Replication – Failover • Failover • Site A to Site C • Production switched to Site C • Remote CRR from Site C to Site A
Summary and Conclusion • High AvailabilityActive/active data centers with zero RPOs and RTOs • Disaster RecoveryCost-effective DR for active/active data centers with point-in-time data recovery at a third, remote site • VPLEX • 24/7 application availability • Simplified high availability management • Automatic failure handling & load balancing • Zero downtime maintenance • Simplified deployment of Oracle RAC on Extended Distance Clusters • Protection for multiple databases or application files as a unit with consistency groups • Increased infrastructure utilization • VPLEX with RecoverPoint • Maximize available points in time (PITs) for disaster recovery • Integrated RecoverPoint splitter • Continuous data protection (CDP) • Continuous remote replication (CRR) • Continuous local and remote replication (CLR) • On-demand protection and recovery to any point in time
Resources • White Paper • EMC Mission-Critical Business Continuity and Disaster Recovery for Oracle Extended RAC • Available on EMC.com http://www.emc.com/collateral/hardware/white-papers/h10746-vplex-recoverpoint-oracle-dr-wp.pdf White Paper & Technical Presentation • Available on “Everything Oracle” EMC Community Network https://community.emc.com/docs/DOC-17777 • Or simply Google • “Everything Oracle at EMC”
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