White paper – Migrating to SQL Server 2012 Failover Clustering and Availability Groups from Prior Clustering and Mirroring Deployments
Hi friends ,
Microsoft provided white paper on Migrating to SQL Server 2012 Failover Clustering and Availability Groups from Prior Clustering and Mirroring Deployments
Click here to Download white paper !!
Content of this while paper is as follows
- Introduction
- Migration Path to SQL Server 2012 AlwaysOn
- Migration Without Intermediate Hardware
- Migration with Intermediate Hardware
- Important Considerations
- AlwaysOn Availability Groups and Windows Server Failover Clustering
- Forced Quorum in AlwaysOn Availability Groups
- Automatic Failovers and FCI
- Client Connectivity Strategy During Migration
- Client Connectivity in Migration Without Intermediate Hardware
- Client Connectivity in Migration with Intermediate Hardware
- Conclusion
From MSDN content only :
This paper provides guidance for customers who prior to SQL Server 2012 have deployed SQL Failover Clustering for local high availability and database mirroring for disaster recovery, and who want to migrate to SQL Server AlwaysOn. .
It describes the corresponding SQL Server AlwaysOn scenario and the migration paths to SQL Server AlwaysOn.
It also contains the important knowledge and considerations that you must know in order to successfully migrate to a HADR solution based on SQL Server AlwaysOn technology, which implements AlwaysOn Failover Cluster Instances for high availability and AlwaysOn Availability Groups for disaster recovery.
In this white paper there is diagrammatical explanation attracts us to read content and understand clearly.
White paper Details :
Writer: Cephas Lin (Microsoft)
Contributors: Sanjay Mishra (Microsoft), David Smith (ServiceU Corporation), LeRoy Tuttle Jr. (Microsoft)
Technical Reviewers: Prem Mishra (Microsoft), Mike Weiner (Microsoft), Steve Howard (Microsoft), Kun Cheng (Microsoft)
Published: March 2012
Applies to: Microsoft SQL Server 2012
Hope you will read this white paper.
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